1. (+)-lactose
2. 1-beta-D-Galactopyranosyl-4-alpha-D-glucopyranose
3. 4-O-Hexopyranosylhexose
4. Aletobiose
5. Anhydrous lactose
6. Lactin
7. Lactobiose
8. Lactose
9. Milk sugar
10. Osmolactan
11. Saccharum lactin
12. 1-beta-delta-Galactopyranosyl-4-alpha-delta-glucopyranose
13. a-Lactose
14. Dilactose
15. Fast-Flo Lactose
16. Flowlac 100
17. Galactinum
18. Granulac 140M
19. Lactin (carbohydrate)
20. Lactohale 300
21. Lactose Fast-flo
22. Lactose anhydride
23. Pharmatosa DCL 21
24. Pharmatose 21
25. Pharmatose 325M
26. Pharmatose DCL 15
27. Prismalac
28. Respitose ML 003
29. Respitose SV 003
30. Sachelac
31. Sorbalac 400
32. Sorbolac 400
33. Spherolac
34. Super-Tab
35. Tablettose
36. Tablettose 70
37. Tablettose 80
38. Zeparox EP
39. Glc-(4-1)Gal
40. alpha-Lactose

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• Cytoplasm
• Extracellular
• golgi apparatus
• lysosome

• Urine

1. Jung SK, Fujimoto D: A novel beta-galactoside-binding lectin in adult rat kidney. J Biochem (Tokyo). 1994 Sep;116(3):547-53. [PubMed ]
2. Oozeer R, Furet JP, Goupil-Feuillerat N, Anba J, Mengaud J, Corthier G: Differential activities of four Lactobacillus casei promoters during bacterial transit through the gastrointestinal tracts of human-microbiota-associated mice. Appl Environ Microbiol. 2005 Mar;71(3):1356-63. [PubMed ]
3. Dimopoulos MA, Anagnostopoulos A: Thalidomide in relapsed/refractory multiple myeloma: pivotal trials conducted outside the United States. Semin Hematol. 2003 Oct;40(4 Suppl 4):8-16. [PubMed ]
4. Muthusamy A, Erickson DR, Sheykhnazari M, Bhavanandan VP: Enhanced binding of modified pentosan polysulfate and heparin to bladder--a strategy for improved treatment of interstitial cystitis. Urology. 2006 Jan;67(1):209-13. [PubMed ]
5. Johnson JD, Simoons FJ, Hurwitz R, Grange A, Mitchell CH, Sinatra FR, Sunshine P, Robertson WV, Bennett PH, Kretchmer N: Lactose malabsorption among the Pima indians of Arizona. Gastroenterology. 1977 Dec;73(6):1299-304. [PubMed ]
6. Lustenberger RW: [A 23-year old patient with chronic diarrhea. Celiac disease and lactose intolerance] Schweiz Rundsch Med Prax. 2005 Feb 2;94(5):163-4. [PubMed ]
7. Sharma A, DiCioccio RA, Allen HJ: Identification and synthesis of a novel 15 kDa beta-galactoside-binding lectin in human leukocytes. Glycobiology. 1992 Aug;2(4):285-92. [PubMed ]
8. Rana SV, Bhasin DK, Vinayak VK: Lactose hydrogen breath test in Giardia lamblia-positive patients. Dig Dis Sci. 2005 Feb;50(2):259-61. [PubMed ]
9. Mitchell JD, Brand J, Halbisch J: Weight-gain inhibition by lactose in Australian Aboriginal children. A controlled trial of normal and lactose hydrolysed milk. Lancet. 1977 Mar 5;1(8010):500-2. [PubMed ]
10. Soupene E, van Heeswijk WC, Plumbridge J, Stewart V, Bertenthal D, Lee H, Prasad G, Paliy O, Charernnoppakul P, Kustu S: Physiological studies of Escherichia coli strain MG1655: growth defects and apparent cross-regulation of gene expression. J Bacteriol. 2003 Sep;185(18):5611-26. [PubMed ]
11. Yeoh E, Horowitz M, Russo A, Muecke T, Robb T, Chatterton B: The effects of abdominal irradiation for seminoma of the testis on gastrointestinal function. J Gastroenterol Hepatol. 1995 Mar-Apr;10(2):125-30. [PubMed ]
12. Bondesson E, Bengtsson T, Borgstrom L, Nilsson LE, Norrgren K, Olsson B, Svensson M, Wollmer P: Dose delivery late in the breath can increase dry powder aerosol penetration into the lungs. J Aerosol Med. 2005 Spring;18(1):23-33. [PubMed ]
13. Roberson CM: Lactose intolerance. Ala Nurse. 2004 Dec-2005 Feb;31(4):23-4; quiz 24. [PubMed ]
14. Kim KI, Lee WS, Benevenga NJ: Feeding diets containing high levels of milk products or cellulose decrease urease activity and ammonia production in rat intestine. J Nutr. 1998 Jul;128(7):1186-91. [PubMed ]
15. Gunther S, Patterson RE, Kristal AR, Stratton KL, White E: Demographic and health-related correlates of herbal and specialty supplement use. J Am Diet Assoc. 2004 Jan;104(1):27-34. [PubMed ]
16. Wikipedia

1. Lactase-phlorizin hydrolase
2. Beta-1,4-galactosyltransferase 2
3. Alpha-lactalbumin
4. Beta-1,4-galactosyltransferase 1
5. Beta-galactosidase
6. cDNA, FLJ93218, Homo sapiens UDP-Gal:betaGlcNAc beta 1,4- galactosyltransferase,polypeptide 1 (B4GALT1), mRNA (UDP-Gal:betaGlcNAc beta 1,4-galactosyltransferase, polypeptide 1, isoform CRA_a)
7. cDNA FLJ38554 fis, clone HCHON2002496, highly similar to Beta-1,4-galactosyltransferase 2 (EC 2.4.1.-)

1. Lactase-glycosylceramidase
2. Lactase
3. Phlorizin hydrolase

MELSWHVVFIALLSFSCWGSDWESDRNFISTAGPLTNDLLHNLSGLLGDQSSNFVAGDKD
MYVCHQPLPTFLPEYFSSLHASQITHYKVFLSWAQLLPAGSTQNPDEKTVQCYRRLLKAL
KTARLQPMVILHHQTLPASTLRRTEAFADLFADYATFAFHSFGDLVGIWFTFSDLEEVIK
ELPHQESRASQLQTLSDAHRKAYEIYHESYAFQGGKLSVVLRAEDIPELLLEPPISALAQ
DTVDFLSLDLSYECQNEASLRQKLSKLQTIEPKVKVFIFNLKLPDCPSTMKNPASLLFSL
FEAINKDQVLTIGFDINEFLSCSSSSKKSMSCSLTGSLALQPDQQQDHETTDSSPASAYQ
RVWEAFANQSRAERDAFLQDTFPEGFLWGASTGAFNVEGGWAEGGRGVSIWDPRRPLNTT
EGQATLEVASDSYHKVASDVALLCGLRAQVYKFSISWSRIFPMGHGSSPSLPGVAYYNKL
IDRLQDAGIEPMATLFHWDLPQALQDHGGWQNESVVDAFLDYAAFCFSTFGDRVKLWVTF
HEPWVMSYAGYGTGQHPPGISDPGVASFKVAHLVLKAHARTWHHYNSHHRPQQQGHVGIV
LNSDWAEPLSPERPEDLRASERFLHFMLGWFAHPVFVDGDYPATLRTQIQQMNRQCSHPV
AQLPEFTEAEKQLLKGSADFLGLSHYTSRLISNAPQNTCIPSYDTIGGFSQHVNHVWPQT
SSSWIRVVPWGIRRLLQFVSLEYTRGKVPIYLAGNGMPIGESENLFDDSLRVDYFNQYIN
EVLKAIKEDSVDVRSYIARSLIDGFEGPSGYSQRFGLHHVNFSDSSKSRTPRKSAYFFTS
IIEKNGFLTKGAKRLLPPNTVNLPSKVRAFTFPSEVPSKAKVVWEKFSSQPKFERDLFYH
GTFRDDFLWGVSSSAYQIEGAWDADGKGPSIWDNFTHTPGSNVKDNATGDIACDSYHQLD
ADLNMLRALKVKAYRFSISWSRIFPTGRNSSINSHGVDYYNRLINGLVASNIFPMVTLFH
WDLPQALQDIGGWENPALIDLFDSYADFCFQTFGDRVKFWMTFNEPMYLAWLGYGSGEFP
PGVKDPGWAPYRIAHAVIKAHARVYHTYDEKYRQEQKGVISLSLSTHWAEPKSPGVPRDV
EAADRMLQFSLGWFAHPIFRNGDYPDTMKWKVGNRSELQHLATSRLPSFTEEEKRFIRAT
ADVFCLNTYYSRIVQHKTPRLNPPSYEDDQEMAEEEDPSWPSTAMNRAAPWGTRRLLNWI
KEEYGDIPIYITENGVGLTNPNTEDTDRIFYHKTYINEALKAYRLDGIDLRGYVAWSLMD
NFEWLNGYTVKFGLYHVDFNNTNRPRTARASARYYTEVITNNGMPLAREDEFLYGRFPEG
FIWSAASAAYQIEGAWRADGKGLSIWDTFSHTPLRVENDAIGDVACDSYHKIAEDLVTLQ
NLGVSHYRFSISWSRILPDGTTRYINEAGLNYYVRLIDTLLAASIQPQVTIYHWDLPQTL
QDVGGWENETIVQRFKEYADVLFQRLGDKVKFWITLNEPFVIAYQGYGYGTAAPGVSNRP
GTAPYIVGHNLIKAHAEAWHLYNDVYRASQGGVISITISSDWAEPRDPSNQEDVEAARRY
VQFMGGWFAHPIFKNGDYNEVMKTRIRDRSLAAGLNKSRLPEFTESEKRRINGTYDFFGF
NHYTTVLAYNLNYATAISSFDADRGVASIADRSWPDSGSFWLKMTPFGFRRILNWLKEEY
NDPPIYVTENGVSQREETDLNDTARIYYLRTYINEALKAVQDKVDLRGYTVWSAMDNFEW
ATGFSERFGLHFVNYSDPSLPRIPKASAKFYASVVRCNGFPDPATGPHACLHQPDAGPTI
SPVRQEEVQFLGLMLGTTEAQTALYVLFSLVLLGVCGLAFLSYKYCKRSKQGKTQRSQQE
LSPVSSF

• Galactose Metabolism (map00052 )

• lactose + H2O = D-galactose + D-glucose [RN:R01100 R06114]

• Glyco_hydro_1 (PF00232 )

• 1-19

• 1883-1901

ATGGAGCTGTCTTGGCATGTAGTCTTTATTGCCCTGCTAAGTTTTTCATGCTGGGGGTCA
GACTGGGAGTCTGATAGAAATTTCATTTCCACCGCTGGTCCTCTAACCAATGACTTGCTG
CACAACCTGAGTGGTCTCCTGGGAGACCAGAGTTCTAACTTTGTAGCAGGGGACAAAGAC
ATGTATGTTTGTCACCAGCCACTGCCCACTTTCCTGCCAGAATACTTCAGCAGTCTCCAT
GCCAGTCAGATCACCCATTATAAGGTATTTCTGTCATGGGCACAGCTCCTCCCAGCAGGA
AGCACCCAGAATCCAGACGAGAAAACAGTGCAGTGCTACCGGCGACTCCTCAAGGCCCTC
AAGACTGCACGGCTTCAGCCCATGGTCATCCTGCACCACCAGACCCTCCCTGCCAGCACC
CTCCGGAGAACCGAAGCCTTTGCTGACCTCTTCGCCGACTATGCCACATTCGCCTTCCAC
TCCTTCGGGGACCTAGTTGGGATCTGGTTCACCTTCAGTGACTTGGAGGAAGTGATCAAG
GAGCTTCCCCACCAGGAATCAAGAGCGTCACAACTCCAGACCCTCAGTGATGCCCACAGA
AAAGCCTATGAGATTTACCACGAAAGCTATGCTTTTCAGGGCGGAAAACTCTCTGTTGTC
CTGCGAGCTGAAGATATCCCGGAGCTCCTGCTAGAACCACCCATATCTGCGCTTGCCCAG
GACACGGTCGATTTCCTCTCTCTTGATTTGTCTTATGAATGCCAAAATGAGGCAAGTCTG
CGGCAGAAGCTGAGTAAATTGCAGACCATTGAGCCAAAAGTGAAAGTTTTCATCTTCAAC
CTAAAACTCCCAGACTGCCCCTCCACCATGAAGAACCCAGCCAGTCTGCTCTTCAGCCTT
TTTGAAGCCATAAATAAAGACCAAGTGCTCACCATTGGGTTTGATATTAATGAGTTTCTG
AGTTGTTCATCAAGTTCCAAGAAAAGCATGTCTTGTTCTCTGACTGGCAGCCTGGCCCTT
CAGCCTGACCAGCAGCAGGACCACGAGACCACGGACTCCTCTCCTGCCTCTGCCTATCAG
AGAGTCTGGGAAGCATTTGCCAATCAGTCCAGAGCGGAAAGGGATGCCTTCCTGCAGGAT
ACTTTCCCTGAAGGCTTCCTCTGGGGTGCCTCCACAGGAGCCTTTAACGTGGAAGGAGGC
TGGGCCGAGGGTGGGAGAGGGGTGAGCATCTGGGATCCACGCAGGCCCCTGAACACCACT
GAGGGCCAAGCGACGCTGGAGGTGGCCAGCGACAGTTACCACAAGGTAGCCTCTGACGTC
GCCCTGCTTTGCGGCCTCCGGGCTCAGGTGTACAAGTTCTCCATCTCCTGGTCCCGGATC
TTCCCCATGGGGCACGGGAGCAGCCCCAGCCTCCCAGGCGTTGCCTACTACAACAAGCTG
ATTGACAGGCTACAGGATGCGGGCATCGAGCCCATGGCCACGCTGTTCCACTGGGACCTG
CCTCAGGCCCTGCAGGATCATGGTGGATGGCAGAATGAGAGCGTGGTGGATGCCTTCCTG
GACTATGCGGCCTTCTGCTTCTCCACATTTGGGGACCGTGTGAAGCTGTGGGTGACCTTC
CATGAGCCGTGGGTGATGAGCTACGCAGGCTATGGCACCGGCCAGCACCCTCCCGGCATC
TCTGACCCAGGAGTGGCCTCTTTTAAGGTGGCTCACTTGGTCCTCAAGGCTCATGCCAGA
ACTTGGCACCACTACAACAGCCATCATCGCCCACAGCAGCAGGGGCACGTGGGCATTGTG
CTGAACTCAGACTGGGCAGAACCCCTGTCTCCAGAGAGGCCTGAGGACCTGAGAGCCTCT
GAGCGCTTCTTGCACTTCATGCTGGGCTGGTTTGCACACCCCGTCTTTGTGGATGGAGAC
TACCCAGCCACCCTGAGGACCCAGATCCAACAGATGAACAGACAGTGCTCCCATCCTGTG
GCTCAACTCCCCGAGTTCACAGAGGCAGAGAAGCAGCTCCTGAAAGGCTCTGCTGATTTT
CTGGGTCTGTCGCATTACACCTCCCGCCTCATCAGCAACGCCCCACAAAACACCTGCATC
CCTAGCTATGATACCATTGGAGGCTTCTCCCAACACGTGAACCATGTGTGGCCCCAGACC
TCATCCTCTTGGATTCGTGTGGTGCCCTGGGGGATAAGGAGGCTGTTGCAGTTTGTATCC
CTGGAATACACAAGAGGAAAAGTTCCAATATACCTTGCCGGGAATGGCATGCCCATAGGG
GAAAGTGAAAATCTCTTTGATGATTCCTTAAGAGTAGACTACTTCAATCAATATATCAAT
GAGGTGCTCAAGGCTATCAAGGAAGACTCTGTGGATGTTCGTTCCTACATTGCTCGTTCC
CTCATTGATGGCTTCGAAGGCCCTTCTGGTTACAGCCAGCGGTTTGGCCTGCACCACGTC
AACTTCAGCGACAGCAGCAAGTCAAGGACTCCCAGGAAATCTGCCTACTTTTTCACTAGC
ATCATAGAAAAGAACGGTTTCCTCACCAAGGGGGCAAAAAGACTGCTACCACCTAATACA
GTAAACCTCCCCTCCAAAGTCAGAGCCTTCACTTTTCCATCTGAGGTGCCCTCCAAGGCT
AAAGTCGTTTGGGAAAAGTTCTCCAGCCAACCCAAGTTCGAAAGAGATTTGTTCTACCAC
GGGACGTTTCGGGATGACTTTCTGTGGGGCGTGTCCTCTTCCGCTTATCAGATTGAAGGC
GCGTGGGATGCCGATGGCAAAGGCCCCAGCATCTGGGATAACTTTACCCACACACCAGGG
AGCAATGTGAAAGACAATGCCACTGGAGACATCGCCTGTGACAGCTATCACCAGCTGGAT
GCCGATCTGAATATGCTCCGAGCTTTGAAGGTGAAGGCCTACCGCTTCTCTATCTCCTGG
TCTCGGATTTTCCCAACTGGGAGAAACAGCTCTATCAACAGTCATGGGGTTGATTATTAC
AACAGGCTGATCAATGGCTTGGTGGCAAGCAACATCTTTCCCATGGTGACATTGTTCCAT
TGGGACCTGCCCCAGGCCCTCCAGGATATCGGAGGCTGGGAGAATCCTGCCTTGATTGAC
TTGTTTGACAGCTACGCAGACTTTTGTTTCCAGACCTTTGGTGATAGAGTCAAGTTTTGG
ATGACTTTTAATGAGCCCATGTACCTGGCATGGCTAGGTTATGGCTCAGGGGAATTTCCC
CCAGGGGTGAAGGACCCAGGCTGGGCACCATATAGGATAGCCCACACCGTCATCAAAGCC
CATGCCAGAGTCTATCACACGTACGATGAGAAATACAGGCAGGAGCAGAAGGGGGTCATC
TCGCTGAGCCTCAGTACACACTGGGCAGAGCCCAAGTCACCAGGGGTCCCCAGAGATGTG
GAAGCCGCTGACCGAATGCTGCAGTTCTCCCTGGGCTGGTTTGCTCACCCCATTTTTAGA
AACGGAGACTATCCTGACACCATGAAGTGGAAAGTGGGGAACAGGAGTGAACTGCAGCAC
TTAGCCACCTCCCGCCTGCCAAGCTTCACTGAGGAAGAGAAGAGGTTCATCAGGGCGACG
GCCGACGTCTTCTGCCTCAACACGTACTACTCCAGAATCGTGCAGCACAAAACACCCAGG
CTAAACCCACCCTCCTACGAAGACGACCAGGAGATGGCTGAGGAGGAGGACCCTTCGTGG
CCTTCCACGGCAATGAACAGAGCTGCGCCCTGGGGGACGCGAAGGCTGCTGAACTGGATC
AAGGAAGAGTATGGTGACATCCCCATTTACATCACCGAAAACGGAGTGGGGCTGACCAAT
CCGAACACGGAGGATACTGATAGGATATTTTACCACAAAACCTACATCAATGAGGCTTTG
AAAGCCTACAGGCTCGATGGTATAGACCTTCGAGGGTATGTCGCCTGGTCTCTGATGGAC
AACTTTGAGTGGCTAAATGGCTACACGGTCAAGTTTGGACTGTACCATGTTGATTTCAAC
AACACGAACAGGCCTCGCACAGCAAGAGCCTCCGCCAGGTACTACACAGAGGTCATTACC
AACAACGGCATGCCACTGGCCAGGGAGGATGAGTTTCTGTACGGACGGTTTCCTGAGGGC
TTCATCTGGAGTGCAGCTTCTGCTGCATATCAGATTGAAGGTGCGTGGAGAGCAGATGGC
AAAGGACTCAGCATTTGGGACACGTTTTCTCACACACCACTGAGGGTTGAGAACGATGCC
ATTGGAGACGTGGCCTGTGACAGTTATCACAAGATTGCTGAGGATCTGGTCACCCTGCAG
AACCTGGGTGTGTCCCACTACCGTTTTTCCATCTCCTGGTCTCGCATCCTCCCTGATGGA
ACCACCAGGTACATCAATGAAGCGGGCCTGAACTACTACGTGAGGCTCATCGATACACTG
CTGGCCGCCAGCATCCAGCCCCAGGTGACCATTTACCACTGGGACCTACCACAGACGCTC
CAAGATGTAGGAGGCTGGGAGAATGAGACCATCGTGCAGCGGTTTAAGGAGTATGCAGAT
GTGCTCTTCCAGAGGCTGGGAGACAAGGTGAAGTTTTGGATCACGTTGAATGAGCCCTTT
GTCATTGCTTACCAGGGCTATGGCTACGGAACAGCAGCTCCAGGAGTCTCCAATAGGCCT
GGCACTGCCCCCTACATTGTTGGCCACAATCTAATAAAGGCTCATGCTGAGGCCTGGCAT
CTGTACAACGATGTGTACCGCGCCAGTCAAGGTGGCGTGATTTCCATCACCATCAGCAGT
GACTGGGCTGAACCCAGAGATCCCTCTAACCAGGAGGATGTGGAGGCAGCCAGGAGATAT
GTTCAGTTCATGGGAGGCTGGTTTGCACATCCTATTTTCAAGAATGGAGATTACAATGAG
GTGATGAAGACGCGGATCCGTGACAGGAGCTTGGCTGCAGGCCTCAACAAGTCTCGGCTG
CCAGAATTTACAGAGAGTGAGAAGAGGAGGATCAACGGCACCTATGACTTTTTTGGGTTC
AATCACTACACCACTGTCCTCGCCTACAACCTCAACTATGCCACTGCCATCTCTTCTTTT
GATGCAGACAGAGGAGTTGCTTCCATCGCAGATCGCTCGTGGCCAGACTCTGGCTCCTTC
TGGCTGAAGATGACGCCTTTTGGCTTCAGGAGGATCCTGAACTGGTTAAAGGAGGAATAC
AATGACCCTCCAATTTATGTCACAGAGAATGGAGTGTCCCAGCGGGAAGAAACAGACCTC
AATGACACTGCAAGGATCTACTACCTTCGGACTTACATCAATGAGGCCCTCAAAGCTGTG
CAGGACAAGGTGGACCTTCGAGGATACACAGTTTGGAGTGCGATGGACAATTTTGAGTGG
GCCACAGGCTTTTCAGAGAGATTTGGTCTGCATTTTGTGAACTACAGTGACCCTTCTCTG
CCAAGGATCCCCAAAGCATCAGCGAAGTTCTACGCCTCTGTGGTCCGATGCAATGGCTTC
CCTGACCCCGCTACAGGGCCTCACGCTTGTCTCCACCAGCCAGATGCTGGACCCACCATC
AGCCCCGTGAGACAGGAGGAGGTGCAGTTCCTGGGGCTAATGCTCGGCACCACAGAAGCA
CAGACAGCTTTGTACGTTCTCTTTTCTCTTGTGCTTCTTGGAGTCTGTGGCTTGGCATTT
CTGTCATACAAGTACTGCAAGCGCTCTAAGCAAGGGAAAACACAACGAAGCCAACAGGAA
TTGAGCCCGGTGTCTTCATTCTGA

1. Mantei N, Villa M, Enzler T, Wacker H, Boll W, James P, Hunziker W, Semenza G: Complete primary structure of human and rabbit lactase-phlorizin hydrolase: implications for biosynthesis, membrane anchoring and evolution of the enzyme. EMBO J. 1988 Sep;7(9):2705-13. [PubMed ]
2. Boll W, Wagner P, Mantei N: Structure of the chromosomal gene and cDNAs coding for lactase-phlorizin hydrolase in humans with adult-type hypolactasia or persistence of lactase. Am J Hum Genet. 1991 May;48(5):889-902. [PubMed ]
3. Hillier LW, Graves TA, Fulton RS, Fulton LA, Pepin KH, Minx P, Wagner-McPherson C, Layman D, Wylie K, Sekhon M, Becker MC, Fewell GA, Delehaunty KD, Miner TL, Nash WE, Kremitzki C, Oddy L, Du H, Sun H, Bradshaw-Cordum H, Ali J, Carter J, Cordes M, Harris A, Isak A, van Brunt A, Nguyen C, Du F, Courtney L, Kalicki J, Ozersky P, Abbott S, Armstrong J, Belter EA, Caruso L, Cedroni M, Cotton M, Davidson T, Desai A, Elliott G, Erb T, Fronick C, Gaige T, Haakenson W, Haglund K, Holmes A, Harkins R, Kim K, Kruchowski SS, Strong CM, Grewal N, Goyea E, Hou S, Levy A, Martinka S, Mead K, McLellan MD, Meyer R, Randall-Maher J, Tomlinson C, Dauphin-Kohlberg S, Kozlowicz-Reilly A, Shah N, Swearengen-Shahid S, Snider J, Strong JT, Thompson J, Yoakum M, Leonard S, Pearman C, Trani L, Radionenko M, Waligorski JE, Wang C, Rock SM, Tin-Wollam AM, Maupin R, Latreille P, Wendl MC, Yang SP, Pohl C, Wallis JW, Spieth J, Bieri TA, Berkowicz N, Nelson JO, Osborne J, Ding L, Meyer R, Sabo A, Shotland Y, Sinha P, Wohldmann PE, Cook LL, Hickenbotham MT, Eldred J, Williams D, Jones TA, She X, Ciccarelli FD, Izaurralde E, Taylor J, Schmutz J, Myers RM, Cox DR, Huang X, McPherson JD, Mardis ER, Clifton SW, Warren WC, Chinwalla AT, Eddy SR, Marra MA, Ovcharenko I, Furey TS, Miller W, Eichler EE, Bork P, Suyama M, Torrents D, Waterston RH, Wilson RK: Generation and annotation of the DNA sequences of human chromosomes 2 and 4. Nature. 2005 Apr 7;434(7034):724-31. [PubMed ]
4. Enattah NS, Sahi T, Savilahti E, Terwilliger JD, Peltonen L, Jarvela I: Identification of a variant associated with adult-type hypolactasia. Nat Genet. 2002 Feb;30(2):233-7. Epub 2002 Jan 14. [PubMed ]
5. Wang Y, Du D, Fang L, Yang G, Zhang C, Zeng R, Ullrich A, Lottspeich F, Chen Z: Tyrosine phosphorylated Par3 regulates epithelial tight junction assembly promoted by EGFR signaling. EMBO J. 2006 Nov 1;25(21):5058-70. Epub 2006 Oct 19. [PubMed ]
6. Kuokkanen M, Kokkonen J, Enattah NS, Ylisaukko-Oja T, Komu H, Varilo T, Peltonen L, Savilahti E, Jarvela I: Mutations in the translated region of the lactase gene (LCT) underlie congenital lactase deficiency. Am J Hum Genet. 2006 Feb;78(2):339-44. Epub 2005 Dec 15. [PubMed ]

1. Beta-1,4-GalTase 2
2. Beta4Gal-T2
3. b4Gal-T2
4. UDP-Gal:beta-GlcNAc beta-1,4-galactosyltransferase 2
5. UDP-galactose:beta-N-acetylglucosamine beta-1,4-galactosyltransferase 2
6. Lactose synthase A protein
7. N-acetyllactosamine synthase
8. Nal synthase
9. Beta-N-acetylglucosaminylglycopeptide beta-1,4-galactosyltransferase
10. Beta-N-acetylglucosaminyl-glycolipid beta-1,4-galactosyltransferase

MSRLLGGTLERVCKAVLLLCLLHFLVAVILYFDVYAQHLAFFSRFSARGPAHALHPAASS
SSSSSNCSRPNATASSSGLPEVPSALPGPTAPTLPPCPDSPPGLVGRLLIEFTSPMPLER
VQRENPGVLMGGRYTPPDCTPAQTVAVIIPFRHREHHLRYWLHYLHPILRRQRLRYGVYV
INQHGEDTFNRAKLLNVGFLEALKEDAAYDCFIFSDVDLVPMDDRNLYRCGDQPRHFAIA
MDKFGFRLPYAGYFGGVSGLSKAQFLRINGFPNEYWGWGGEDDDIFNRISLTGMKISRPD
IRIGRYRMIKHDRDKHNEPNPQRFTKIQNTKLTMKRDGIGSVRYQVLEVSRQPLFTNITV
DIGRPPSWPPRG

• Keratan sulfate biosynthesis (map00533 )
• N-Glycan biosynthesis (map00510 )

• UDP-galactose + N-acetyl-D-glucosamine = UDP + N-acetyllactosamine [RN:R01205 R06055]

• Galactosyl_T_2 (PF02709 )

• None

• 16-36

ATGAGCAGACTGCTGGGGGGGACGCTGGAGCGCGTCTGCAAGGCTGTGCTCCTTCTCTGC
CTGCTGCACTTCCTCGTGGCCGTCATCCTCTACTTTGACGTCTACGCCCAGCACCTGGCC
TTCTTCAGCCGCTTCAGTGCCCGAGGCCCTGCCCATGCCCTCCACCCAGCTGCTAGCAGC
AGCAGCAGCAGCAGCAACTGCTCCCGGCCCAACGCCACCGCCTCTAGCTCCGGGCTCCCT
GAGGTCCCCAGTGCCCTGCCCGGTCCCACGGCTCCCACGCTGCCACCCTGTCCTGACTCG
CCACCTGGTCTTGTGGGCAGACTGCTGATCGAGTTCACCTCACCCATGCCCCTGGAGCGG
GTGCAGAGGGAGAACCCAGGCGTGCTCATGGGCGGCCGATACACACCGCCCGACTGCACC
CCAGCCCAGACGGTGGCGGTCATCATCCCCTTTAGACACCGGGAACACCACCTGCGCTAC
TGGCTCCACTATCTACACCCCATCTTGAGGCGGCAGCGGCTGCGCTACGGCGTCTATGTC
ATCAACCAGCATGGTGAGGACACCTTCAACCGGGCCAAGCTGCTTAACGTGGGCTTCCTA
GAGGCGCTGAAGGAGGATGCCGCCTATGACTGCTTCATCTTCAGCGATGTGGACCTGGTC
CCCATGGATGACCGCAACCTATACCGCTGCGGCGACCAACCCCGCCACTTTGCCATTGCC
ATGGACAAGTTTGGCTTCCGGCTTCCCTATGCTGGCTACTTTGGAGGTGTGTCAGGCCTG
AGTAAGGCTCAGTTTCTGAGAATCAATGGCTTCCCCAATGAGTACTGGGGCTGGGGTGGC
GAGGATGATGACATCTTCAACCGGATCTCCCTGACTGGGATGAAGATCTCACGCCCAGAC
ATCCGAATTGGCCGCTACCGCATGATCAAGCACGACCGCGACAAGCATAACGAACCTAAC
CCTCAGAGGTTTACCAAGATTCAAAACACGAAGCTGACCATGAAGCGGGACGGCATTGGG
TCAGTGCGGTACCAGGTCTTGGAGGTGTCTCGGCAACCACTCTTCACCAATATCACAGTG
GACATTGGGCGGCCTCCGTCGTGGCCCCCTCGGGGCTGA

1. Almeida R, Amado M, David L, Levery SB, Holmes EH, Merkx G, van Kessel AG, Rygaard E, Hassan H, Bennett E, Clausen H: A family of human beta4-galactosyltransferases. Cloning and expression of two novel UDP-galactose:beta-n-acetylglucosamine beta1, 4-galactosyltransferases, beta4Gal-T2 and beta4Gal-T3. J Biol Chem. 1997 Dec 19;272(51):31979-91. [PubMed ]
2. Lo NW, Shaper JH, Pevsner J, Shaper NL: The expanding beta 4-galactosyltransferase gene family: messages from the databanks. Glycobiology. 1998 May;8(5):517-26. [PubMed ]
3. Guo S, Sato T, Shirane K, Furukawa K: Galactosylation of N-linked oligosaccharides by human beta-1,4-galactosyltransferases I, II, III, IV, V, and VI expressed in Sf-9 cells. Glycobiology. 2001 Oct;11(10):813-20. [PubMed ]
4. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [PubMed ]
5. Gregory SG, Barlow KF, McLay KE, Kaul R, Swarbreck D, Dunham A, Scott CE, Howe KL, Woodfine K, Spencer CC, Jones MC, Gillson C, Searle S, Zhou Y, Kokocinski F, McDonald L, Evans R, Phillips K, Atkinson A, Cooper R, Jones C, Hall RE, Andrews TD, Lloyd C, Ainscough R, Almeida JP, Ambrose KD, Anderson F, Andrew RW, Ashwell RI, Aubin K, Babbage AK, Bagguley CL, Bailey J, Beasley H, Bethel G, Bird CP, Bray-Allen S, Brown JY, Brown AJ, Buckley D, Burton J, Bye J, Carder C, Chapman JC, Clark SY, Clarke G, Clee C, Cobley V, Collier RE, Corby N, Coville GJ, Davies J, Deadman R, Dunn M, Earthrowl M, Ellington AG, Errington H, Frankish A, Frankland J, French L, Garner P, Garnett J, Gay L, Ghori MR, Gibson R, Gilby LM, Gillett W, Glithero RJ, Grafham DV, Griffiths C, Griffiths-Jones S, Grocock R, Hammond S, Harrison ES, Hart E, Haugen E, Heath PD, Holmes S, Holt K, Howden PJ, Hunt AR, Hunt SE, Hunter G, Isherwood J, James R, Johnson C, Johnson D, Joy A, Kay M, Kershaw JK, Kibukawa M, Kimberley AM, King A, Knights AJ, Lad H, Laird G, Lawlor S, Leongamornlert DA, Lloyd DM, Loveland J, Lovell J, Lush MJ, Lyne R, Martin S, Mashreghi-Mohammadi M, Matthews L, Matthews NS, McLaren S, Milne S, Mistry S, Moore MJ, Nickerson T, O'Dell CN, Oliver K, Palmeiri A, Palmer SA, Parker A, Patel D, Pearce AV, Peck AI, Pelan S, Phelps K, Phillimore BJ, Plumb R, Rajan J, Raymond C, Rouse G, Saenphimmachak C, Sehra HK, Sheridan E, Shownkeen R, Sims S, Skuce CD, Smith M, Steward C, Subramanian S, Sycamore N, Tracey A, Tromans A, Van Helmond Z, Wall M, Wallis JM, White S, Whitehead SL, Wilkinson JE, Willey DL, Williams H, Wilming L, Wray PW, Wu Z, Coulson A, Vaudin M, Sulston JE, Durbin R, Hubbard T, Wooster R, Dunham I, Carter NP, McVean G, Ross MT, Harrow J, Olson MV, Beck S, Rogers J, Bentley DR, Banerjee R, Bryant SP, Burford DC, Burrill WD, Clegg SM, Dhami P, Dovey O, Faulkner LM, Gribble SM, Langford CF, Pandian RD, Porter KM, Prigmore E: The DNA sequence and biological annotation of human chromosome 1. Nature. 2006 May 18;441(7091):315-21. [PubMed ]
6. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [PubMed ]
7. Bechtel S, Rosenfelder H, Duda A, Schmidt CP, Ernst U, Wellenreuther R, Mehrle A, Schuster C, Bahr A, Blocker H, Heubner D, Hoerlein A, Michel G, Wedler H, Kohrer K, Ottenwalder B, Poustka A, Wiemann S, Schupp I: The full-ORF clone resource of the German cDNA Consortium. BMC Genomics. 2007 Oct 31;8:399. [PubMed ]
8. Amado M, Almeida R, Schwientek T, Clausen H: Identification and characterization of large galactosyltransferase gene families: galactosyltransferases for all functions. Biochim Biophys Acta. 1999 Dec 6;1473(1):35-53. [PubMed ]

1. Lactose synthase B protein
2. Lysozyme-like protein 7

MRFFVPLFLVGILFPAILAKQFTKCELSQLLKDIDGYGGIALPELICTMFHTSGYDTQAI
VENNESTEYGLFQISNKLWCKSSQVPQSRNICDISCDKFLDDDITDDIMCAKKILDIKGI
DYWLAHKALCTEKLEQWLCEKL

• Lys (PF00062 )

• 1-19

• None

ATGAGGTTCTTTGTCCCTCTGTTCCTGGTGGGCATCCTGTTCCCTGCCATCCTGGCCAAG
CAATTCACAAAATGTGAGCTGTCCCAGCTGCTGAAAGACATAGATGGTTATGGAGGCATC
GCTTTGCCTGAATTGATCTGTACCATGTTTCACACCAGTGGTTATGACACACAAGCCATA
GTTGAAAACAATGAAAGCACGGAATATGGACTCTTCCAGATCAGTAATAAGCTTTGGTGC
AAGAGCAGCCAGGTCCCTCAGTCAAGGAACATCTGTGACATCTCCTGTGACAAGTTCCTG
GATGATGACATTACTGATGACATAATGTGTGCCAAGAAGATCCTGGATATTAAAGGAATT
GACTACTGGTTGGCCCATAAAGCCCTCTGCACTGAGAAGCTGGAACAGTGGCTTTGTGAG
AAGTTGTGA

1. Hall L, Craig RK, Edbrooke MR, Campbell PN: Comparison of the nucleotide sequence of cloned human and guinea-pig pre-alpha-lactalbumin cDNA with that of chick pre-lysozyme cDNA suggests evolution from a common ancestral gene. Nucleic Acids Res. 1982 Jun 11;10(11):3503-15. [PubMed ]
2. Hall L, Emery DC, Davies MS, Parker D, Craig RK: Organization and sequence of the human alpha-lactalbumin gene. Biochem J. 1987 Mar 15;242(3):735-42. [PubMed ]
3. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [PubMed ]
4. Findlay JB, Brew K: The complete amino-acid sequence of human -lactalbumin. Eur J Biochem. 1972 May;27(1):65-86. [PubMed ]
5. Maynard F: Identification of a new molecular form of human alpha-lactalbumin. J Dairy Res. 1992 Aug;59(3):425-9. [PubMed ]
6. Picariello G, Ferranti P, Mamone G, Roepstorff P, Addeo F: Identification of N-linked glycoproteins in human milk by hydrophilic interaction liquid chromatography and mass spectrometry. Proteomics. 2008 Sep;8(18):3833-47. [PubMed ]
7. Acharya KR, Ren JS, Stuart DI, Phillips DC, Fenna RE: Crystal structure of human alpha-lactalbumin at 1.7 A resolution. J Mol Biol. 1991 Sep 20;221(2):571-81. [PubMed ]
8. Ren J, Stuart DI, Acharya KR: Alpha-lactalbumin possesses a distinct zinc binding site. J Biol Chem. 1993 Sep 15;268(26):19292-8. [PubMed ]
9. Chandra N, Brew K, Acharya KR: Structural evidence for the presence of a secondary calcium binding site in human alpha-lactalbumin. Biochemistry. 1998 Apr 7;37(14):4767-72. [PubMed ]
10. Harata K, Abe Y, Muraki M: Crystallographic evaluation of internal motion of human alpha-lactalbumin refined by full-matrix least-squares method. J Mol Biol. 1999 Mar 26;287(2):347-58. [PubMed ]
11. Chowanadisai W, Kelleher SL, Nemeth JF, Yachetti S, Kuhlman CF, Jackson JG, Davis AM, Lien EL, Lonnerdal B: Detection of a single nucleotide polymorphism in the human alpha-lactalbumin gene: implications for human milk proteins. J Nutr Biochem. 2005 May;16(5):272-8. [PubMed ]

1. Beta-1,4-GalTase 1
2. Beta4Gal-T1
3. b4Gal-T1
4. UDP-Gal:beta-GlcNAc beta-1,4-galactosyltransferase 1
5. UDP-galactose:beta-N-acetylglucosamine beta-1,4-galactosyltransferase 1
6. Lactose synthase A protein
7. N-acetyllactosamine synthase
8. Nal synthase
9. Beta-N-acetylglucosaminylglycopeptide beta-1,4-galactosyltransferase
10. Beta-N-acetylglucosaminyl-glycolipid beta-1,4-galactosyltransferase
11. Processed beta-1,4-galactosyltransferase 1

MRLREPLLSGSAAMPGASLQRACRLLVAVCALHLGVTLVYYLAGRDLSRLPQLVGVSTPL
QGGSNSAAAIGQSSGELRTGGARPPPPLGASSQPRPGGDSSPVVDSGPGPASNLTSVPVP
HTTALSLPACPEESPLLVGPMLIEFNMPVDLELVAKQNPNVKMGGRYAPRDCVSPHKVAI
IIPFRNRQEHLKYWLYYLHPVLQRQQLDYGIYVINQAGDTIFNRAKLLNVGFQEALKDYD
YTCFVFSDVDLIPMNDHNAYRCFSQPRHISVAMDKFGFSLPYVQYFGGVSALSKQQFLTI
NGFPNNYWGWGGEDDDIFNRLVFRGMSISRPNAVVGRCRMIRHSRDKKNEPNPQRFDRIA
HTKETMLSDGLNSLTYQVLDVQRYPLYTQITVDIGTPS

• Keratan sulfate biosynthesis (map00533 )
• N-Glycan biosynthesis (map00510 )

• UDP-galactose + N-acetyl-D-glucosamine = UDP + N-acetyllactosamine [RN:R01205 R06055]

• Galactosyl_T_2 (PF02709 )

• None

• 25-44

ATGAGGCTTCGGGAGCCGCTCCTGAGCGGCAGCGCCGCGATGCCAGGCGCGTCCCTACAG
CGGGCCTGCCGCCTGCTCGTGGCCGTCTGCGCTCTGCACCTTGGCGTCACCCTCGTTTAC
TACCTGGCTGGCCGCGACCTGAGCCGCCTGCCCCAACTGGTCGGAGTCTCCACACCGCTG
CAGGGCGGCTCGAACAGTGCCGCCGCCATCGGGCAGTCCTCCGGGGAGCTCCGGACCGGA
GGGGCCCGGCCGCCGCCTCCTCTAGGCGCCTCCTCCCAGCCGCGCCCGGGTGGCGACTCC
AGCCCAGTCGTGGATTCTGGCCCTGGCCCCGCTAGCAACTTGACCTCGGTCCCAGTGCCC
CACACCACCGCACTGTCGCTGCCCGCCTGCCCTGAGGAGTCCCCGCTGCTTGTGGGCCCC
ATGCTGATTGAGTTTAACATGCCTGTGGACCTGGAGCTCGTGGCAAAGCAGAACCCAAAT
GTGAAGATGGGCGGCCGCTATGCCCCCAGGGACTGCGTCTCTCCTCACAAGGTGGCCATC
ATCATTCCATTCCGCAACCGGCAGGAGCACCTCAAGTACTGGCTATATTATTTGCACCCA
GTCCTGCAGCGCCAGCAGCTGGACTATGGCATCTATGTTATCAACCAGGCGGGAGACACT
ATATTCAATCGTGCTAAGCTCCTCAATGTTGGCTTTCAAGAAGCCTTGAAGGACTATGAC
TACACCTGCTTTGTGTTTAGCGACGTGGACCTCATTCCAATGAATGACCATAATGCGTAC
AGGTGTTTTTCACAGCCACGGCACATTTCCGTTGCAATGGATAAGTTTGGATTCAGCCTA
CCTTATGTTCAGTATTTTGGAGGTGTCTCTGCTCTAAGTAAACAACAGTTTCTAACCATC
AATGGATTTCCTAATAATTATTGGGGCTGGGGAGGAGAAGATGATGACATTTTTAACAGA
TTAGTTTTTAGAGGCATGTCTATATCTCGCCCAAATGCTGTGGTCGGGAGGTGTCGCATG
ATCCGCCACTCAAGAGACAAGAAAAATGAACCCAATCCTCAGAGGTTTGACCGAATTGCA
CACACAAAGGAGACAATGCTCTCTGATGGTTTGAACTCACTCACCTACCAGGTGCTGGAT
GTACAGAGATACCCATTGTATACCCAAATCACAGTGGACATCGGGACACCGAGCTAG

1. Masri KA, Appert HE, Fukuda MN: Identification of the full-length coding sequence for human galactosyltransferase (beta-N-acetylglucosaminide: beta 1,4-galactosyltransferase). Biochem Biophys Res Commun. 1988 Dec 15;157(2):657-63. [PubMed ]
2. Watzele G, Berger EG: Near identity of HeLa cell galactosyltransferase with the human placental enzyme. Nucleic Acids Res. 1990 Dec 11;18(23):7174. [PubMed ]
3. Mengle-Gaw L, McCoy-Haman MF, Tiemeier DC: Genomic structure and expression of human beta-1,4-galactosyltransferase. Biochem Biophys Res Commun. 1991 May 15;176(3):1269-76. [PubMed ]
4. Uejima T, Uemura M, Nozawa S, Narimatsu H: Complementary DNA cloning for galactosyltransferase associated with tumor and determination of antigenic epitopes recognized by specific monoclonal antibodies. Cancer Res. 1992 Nov 15;52(22):6158-63. [PubMed ]
5. Kudo T, Narimatsu H: The beta 1,4-galactosyltransferase gene is post-transcriptionally regulated during differentiation of mouse F9 teratocarcinoma cells. Glycobiology. 1995 Jun;5(4):397-403. [PubMed ]
6. Chatterjee SK, Mukerjee S, Tripathi PK: Analysis of the sequences of human beta-1,4-galactosyltransferase cDNA clones. Int J Biochem Cell Biol. 1995 Mar;27(3):329-36. [PubMed ]
7. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [PubMed ]
8. Humphray SJ, Oliver K, Hunt AR, Plumb RW, Loveland JE, Howe KL, Andrews TD, Searle S, Hunt SE, Scott CE, Jones MC, Ainscough R, Almeida JP, Ambrose KD, Ashwell RI, Babbage AK, Babbage S, Bagguley CL, Bailey J, Banerjee R, Barker DJ, Barlow KF, Bates K, Beasley H, Beasley O, Bird CP, Bray-Allen S, Brown AJ, Brown JY, Burford D, Burrill W, Burton J, Carder C, Carter NP, Chapman JC, Chen Y, Clarke G, Clark SY, Clee CM, Clegg S, Collier RE, Corby N, Crosier M, Cummings AT, Davies J, Dhami P, Dunn M, Dutta I, Dyer LW, Earthrowl ME, Faulkner L, Fleming CJ, Frankish A, Frankland JA, French L, Fricker DG, Garner P, Garnett J, Ghori J, Gilbert JG, Glison C, Grafham DV, Gribble S, Griffiths C, Griffiths-Jones S, Grocock R, Guy J, Hall RE, Hammond S, Harley JL, Harrison ES, Hart EA, Heath PD, Henderson CD, Hopkins BL, Howard PJ, Howden PJ, Huckle E, Johnson C, Johnson D, Joy AA, Kay M, Keenan S, Kershaw JK, Kimberley AM, King A, Knights A, Laird GK, Langford C, Lawlor S, Leongamornlert DA, Leversha M, Lloyd C, Lloyd DM, Lovell J, Martin S, Mashreghi-Mohammadi M, Matthews L, McLaren S, McLay KE, McMurray A, Milne S, Nickerson T, Nisbett J, Nordsiek G, Pearce AV, Peck AI, Porter KM, Pandian R, Pelan S, Phillimore B, Povey S, Ramsey Y, Rand V, Scharfe M, Sehra HK, Shownkeen R, Sims SK, Skuce CD, Smith M, Steward CA, Swarbreck D, Sycamore N, Tester J, Thorpe A, Tracey A, Tromans A, Thomas DW, Wall M, Wallis JM, West AP, Whitehead SL, Willey DL, Williams SA, Wilming L, Wray PW, Young L, Ashurst JL, Coulson A, Blocker H, Durbin R, Sulston JE, Hubbard T, Jackson MJ, Bentley DR, Beck S, Rogers J, Dunham I: DNA sequence and analysis of human chromosome 9. Nature. 2004 May 27;429(6990):369-74. [PubMed ]
9. Appert HE, Rutherford TJ, Tarr GE, Wiest JS, Thomford NR, McCorquodale DJ: Isolation of a cDNA coding for human galactosyltransferase. Biochem Biophys Res Commun. 1986 Aug 29;139(1):163-8. [PubMed ]
10. Appert HE, Rutherford TJ, Tarr GE, Thomford NR, McCorquodale DJ: Isolation of galactosyltransferase from human milk and the determination of its N-terminal amino acid sequence. Biochem Biophys Res Commun. 1986 Jul 16;138(1):224-9. [PubMed ]
11. Aoki D, Appert HE, Johnson D, Wong SS, Fukuda MN: Analysis of the substrate binding sites of human galactosyltransferase by protein engineering. EMBO J. 1990 Oct;9(10):3171-8. [PubMed ]
12. Lopez LC, Youakim A, Evans SC, Shur BD: Evidence for a molecular distinction between Golgi and cell surface forms of beta 1,4-galactosyltransferase. J Biol Chem. 1991 Aug 25;266(24):15984-91. [PubMed ]
13. Yamaguchi N, Fukuda MN: Golgi retention mechanism of beta-1,4-galactosyltransferase. Membrane-spanning domain-dependent homodimerization and association with alpha- and beta-tubulins. J Biol Chem. 1995 May 19;270(20):12170-6. [PubMed ]
14. Amado M, Almeida R, Schwientek T, Clausen H: Identification and characterization of large galactosyltransferase gene families: galactosyltransferases for all functions. Biochim Biophys Acta. 1999 Dec 6;1473(1):35-53. [PubMed ]

1. Acid beta-galactosidase
2. Lactase
3. Elastin receptor 1

MPGFLVRILPLLLVLLLLGPTRGLRNATQRMFEIDYSRDSFLKDGQPFRYISGSIHYSRV
PRFYWKDRLLKMKMAGLNAIQTYVPWNFHEPWPGQYQFSEDHDVEYFLRLAHELGLLVIL
RPGPYICAEWEMGGLPAWLLEKESILLRSSDPDYLAAVDKWLGVLLPKMKPLLYQNGGPV
ITVQVENEYGSYFACDFDYLRFLQKRFRHHLGDDVVLFTTDGAHKTFLKCGALQGLYTTV
DFGTGSNITDAFLSQRKCEPKGPLINSEFYTGWLDHWGQPHSTIKTEAVASSLYDILARG
ASVNLYMFIGGTNFAYWNGANSPYAAQPTSYDYDAPLSEAGDLTEKYFALRNIIQKFEKV
PEGPIPPSTPKFAYGKVTLEKLKTVGAALDILCPSGPIKSLYPLTFIQVKQHYGFVLYRT
TLPQDCSNPAPLSSPLNGVHDRAYVAVDGIPQGVLERNNVITLNITGKAGATLDLLVENM
GRVNYGAYINDFKGLVSNLTLSSNILTDWTIFPLDTEDAVRSHLGGWGHRDSGHHDEAWA
HNSSNYTLPAFYMGNFSIPSGIPDLPQDTFIQFPGWTKGQVWINGFNLGRYWPARGPQLT
LFVPQHILMTSAPNTITVLELEWAPCSSDDPELCAVTFVDRPVIGSSVTYDHPSKPVEKR
LMPPPPQKNKDSWLDHV

• Galactose Metabolism (map00052 )
• Glycerolipid Metabolism (map00561 )
• Glycosaminoglycan degradation (map00531 )
• N-Glycan degradation (map00511 )
• Sphingolipid Metabolism (map00600 )

• Hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D-galactosides ALL_REAC (other) R01100 R01105 R01678 R03355 R04633 R04783 R05112 R05994(G) R06010(G) R06098(G) R06099(G) R06114(G) R06144(G) R06202(G) R07807(G)

• Glyco_hydro_35 (PF01301 )

• 1-23

• None

ATGCCGGGGTTCCTGGTTCGCATCCTCCCTCTGTTGCTGGTTCTGCTGCTTCTGGGCCCT
ACGCGCGGCTTGCGCAATGCCACCCAGAGGATGTTTGAAATTGACTATAGCCGGGACTCC
TTCCTCAAGGATGGCCAGCCATTTCGCTACATCTCAGGAAGCATTCACTACTCCCGTGTG
CCCCGCTTCTACTGGAAGGACCGGCTGCTGAAGATGAAGATGGCTGGGCTGAACGCCATC
CAGACGTATGTGCCCTGGAACTTTCATGAGCCCTGGCCAGGACAGTACCAGTTTTCTGAG
GACCATGATGTGGAATATTTTCTTCGGCTGGCTCATGAGCTGGGACTGCTGGTTATCCTG
AGGCCCGGGCCCTACATCTGTGCAGAGTGGGAAATGGGAGGATTACCTGCTTGGCTGCTA
GAGAAAGAGTCTATTCTTCTCCGCTCCTCCGACCCAGATTACCTGGCAGCTGTGGACAAG
TGGTTGGGAGTCCTTCTGCCCAAGATGAAGCCTCTCCTCTATCAGAATGGAGGGCCAGTT
ATAACAGTGCAGGTTGAAAATGAATATGGCAGCTACTTTGCCTGTGATTTTGACTACCTC
GCGTTCCTGCAGAAGCGCTTTCGCCACCATCTGGGGGATGATGTGGTTCTGTTTACCACT
GATGGAGCACATAAAACATTCCTGAAATGTGGGGCCCTGCAGGGCCTCTACACCACGGTG
GACTTTGGAACAGGCAGCAACATCACAGATGCTTTCCTAAGCCAGAGGAAGTGTGAGCCC
AAAGGACCCTTGATCAATTCTGAATTCTATACTGGCTGGCTAGATCACTGGGGCCAACCT
CACTCCACAATCAAGACCGAAGCAGTGGCTTCCTCCCTCTATGATATACTTGCCCGTGGG
GCGAGTGTGAACTTGTACATGTTTATAGGTGGGACCAATTTTGCCTATTGGAATGGGGCC
AACTCACCCTATGCAGCACAGCCCACCAGCTACGACTATGATGCCCCACTGAGTGAGGCT
GGGGACCTCACTGAGAAGTATTTTGCTCTGCGAAACATCATCCAGAAGTTTGAAAAAGTA
CCAGAAGGTCCTATCCCTCCATCTACACCAAAGTTTGCATATGGAAAGGTCACTTTGGAA
AAGTTAAAGACAGTGGGAGCAGCTCTGGACATTCTGTGTCCCTCTGGGCCCATCAAAAGC
CTTTATCCCTTGACATTTATCCAGGTGAAACAGCATTATGGGTTTGTGCTGTACCGGACA
ACACTTCCTCAAGATTGCAGCAACCCAGCACCTCTCTCTTCACCCCTCAATGGAGTCCAC
GATCGAGCATATGTTGCTGTGGATGGGATCCCCCAGGGAGTCCTTGAGCGAAACAATGTG
ATCACTCTGAACATAACAGGGAAAGCTGGAGCCACTCTGGACCTTCTGGTAGAGAACATG
GGACGTGTGAACTATGGTGCATATATCAACGATTTTAAGGGTTTGGTTTCTAACCTGACT
CTCAGTTCCAATATCCTCACGGACTGGACGATCTTTCCACTGGACACTGAGGATGCAGTG
CGCAGCCACCTGGGGGGCTGGGGACACCGTGACAGTGGCCACCATGATGAAGCCTGGGCC
CACAACTCATCCAACTACACGCTCCCGGCCTTTTATATGGGGAACTTCTCCATTCCCAGT
GGGATCCCAGACTTGCCCCAGGACACCTTTATCCAGTTTCCTGGATGGACCAAGGGCCAG
GTCTGGATTAATGGCTTTAACCTTGGCCGCTATTGGCCAGCCCGGGGCCCTCAGTTGACC
TTGTTTGTGCCCCAGCACATCCTGATGACCTCGGCCCCAAACACCATCACCGTGCTGGAA
CTGGAGTGGGCACCCTGCAGCAGTGATGATCCAGAACTATGTGCTGTGACGTTCGTGGAC
AGGCCAGTTATTGGCTCATCTGTGACCTACGATCATCCCTCCAAACCTGTTGAAAAAAGA
CTCATGCCCCCACCCCCGCAAAAAAACAAAGATTCATGGCTGGACCATGTATGA

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2. Morreau H, Galjart NJ, Gillemans N, Willemsen R, van der Horst GT, d'Azzo A: Alternative splicing of beta-galactosidase mRNA generates the classic lysosomal enzyme and a beta-galactosidase-related protein. J Biol Chem. 1989 Dec 5;264(34):20655-63. [PubMed ]
3. Yamamoto Y, Hake CA, Martin BM, Kretz KA, Ahern-Rindell AJ, Naylor SL, Mudd M, O'Brien JS: Isolation, characterization, and mapping of a human acid beta-galactosidase cDNA. DNA Cell Biol. 1990 Mar;9(2):119-27. [PubMed ]
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7. Hinek A, Rabinovitch M, Keeley F, Okamura-Oho Y, Callahan J: The 67-kD elastin/laminin-binding protein is related to an enzymatically inactive, alternatively spliced form of beta-galactosidase. J Clin Invest. 1993 Mar;91(3):1198-205. [PubMed ]
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9. Privitera S, Prody CA, Callahan JW, Hinek A: The 67-kDa enzymatically inactive alternatively spliced variant of beta-galactosidase is identical to the elastin/laminin-binding protein. J Biol Chem. 1998 Mar 13;273(11):6319-26. [PubMed ]
10. Callahan JW: Molecular basis of GM1 gangliosidosis and Morquio disease, type B. Structure-function studies of lysosomal beta-galactosidase and the non-lysosomal beta-galactosidase-like protein. Biochim Biophys Acta. 1999 Oct 8;1455(2-3):85-103. [PubMed ]
11. Hinek A, Zhang S, Smith AC, Callahan JW: Impaired elastic-fiber assembly by fibroblasts from patients with either Morquio B disease or infantile GM1-gangliosidosis is linked to deficiency in the 67-kD spliced variant of beta-galactosidase. Am J Hum Genet. 2000 Jul;67(1):23-36. Epub 2000 Jun 6. [PubMed ]
12. Lewandrowski U, Moebius J, Walter U, Sickmann A: Elucidation of N-glycosylation sites on human platelet proteins: a glycoproteomic approach. Mol Cell Proteomics. 2006 Feb;5(2):226-33. Epub 2005 Oct 31. [PubMed ]
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14. Oshima A, Yoshida K, Shimmoto M, Fukuhara Y, Sakuraba H, Suzuki Y: Human beta-galactosidase gene mutations in morquio B disease. Am J Hum Genet. 1991 Nov;49(5):1091-3. [PubMed ]
15. Nishimoto J, Nanba E, Inui K, Okada S, Suzuki K: GM1-gangliosidosis (genetic beta-galactosidase deficiency): identification of four mutations in different clinical phenotypes among Japanese patients. Am J Hum Genet. 1991 Sep;49(3):566-74. [PubMed ]
16. Yoshida K, Oshima A, Shimmoto M, Fukuhara Y, Sakuraba H, Yanagisawa N, Suzuki Y: Human beta-galactosidase gene mutations in GM1-gangliosidosis: a common mutation among Japanese adult/chronic cases. Am J Hum Genet. 1991 Aug;49(2):435-42. [PubMed ]
17. Mosna G, Fattore S, Tubiello G, Brocca S, Trubia M, Gianazza E, Gatti R, Danesino C, Minelli A, Piantanida M: A homozygous missense arginine to histidine substitution at position 482 of the beta-galactosidase in an Italian infantile GM1-gangliosidosis patient. Hum Genet. 1992 Nov;90(3):247-50. [PubMed ]
18. Boustany RM, Qian WH, Suzuki K: Mutations in acid beta-galactosidase cause GM1-gangliosidosis in American patients. Am J Hum Genet. 1993 Oct;53(4):881-8. [PubMed ]
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20. Ishii N, Oohira T, Oshima A, Sakuraba H, Endo F, Matsuda I, Sukegawa K, Orii T, Suzuki Y: Clinical and molecular analysis of a Japanese boy with Morquio B disease. Clin Genet. 1995 Aug;48(2):103-8. [PubMed ]
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23. Silva CM, Severini MH, Sopelsa A, Coelho JC, Zaha A, d'Azzo A, Giugliani R: Six novel beta-galactosidase gene mutations in Brazilian patients with GM1-gangliosidosis. Hum Mutat. 1999;13(5):401-9. [PubMed ]
24. Zhang S, Bagshaw R, Hilson W, Oho Y, Hinek A, Clarke JT, Callahan JW: Characterization of beta-galactosidase mutations Asp332-->Asn and Arg148-->Ser, and a polymorphism, Ser532-->Gly, in a case of GM1 gangliosidosis. Biochem J. 2000 Jun 15;348 Pt 3:621-32. [PubMed ]
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MRLREPLLSGSAAMPGASLQRACRLLVAVCALHLGVTLVYYLAGRDLSRLPQLVGVSTPL
QGGSNSAAAIGQSSGELRTGGARPPPPLGASSQPRPGGDSSPVVDSGPGPASNLTSVPVP
HTTALSLPACPEESPLLVGPMLIEFNMPVDLELVAKQNPNVKMGGRYAPRDCVSPHKVAI
IIPFRNRQEHLKYWLYYLHPVLQRQQLDYGIYVINQAGDTIFNRAKLLNVGFQEALKDYD
YTCFVFSDVDLIPMNDHNAYRCFSQPRHISVAMDKFGFSLPYVQYFGGVSALSKQQFLTI
NGFPNNYWGWGGEDDDIFNRLVFRGMSISRPNAVVGRCRMIRHSRDKKNEPNPQRFDRIA
HTKETMLSDGLNSLTYQVLDVQRYPLYTQITVDIGTPS

• Galactosyl_T_2 (PF02709 )

• None

• None

1. SubName: UDP-Gal:betaGlcNAc beta 1,4-galactosyltransferase, polypeptide 2, isoform CRA_a

MSRLLGGTLERVCKAVLLLCLLHFLVAVILYFDVYAQHLAFFSRFSARGPAHALHPAASS
SSSSSNCSRPNATASSSGLPEVPSALPGPTAPTLPPCPDSPPGLVGRLLIEFTSPMPLER
VQRENPGVLMGGRYTPPDCTPAQTVAVIIPFRHREHHLRYWLHYLHPILRRQRLRYGVYV
INQHGEDTFNRAKLLNVGFLEALKEDAAYDCFIFSDVDLVPMDDRNLYRCGDQPRHFAIA
MDKFGFRLPYAGYFGGVSGLSKAQFLRINGFPNEYWGWGGEDDDIFNRISLTGMKISRPD
IRIGRYRMIKHDRDKHNEPNPQRFTKIQNTKLTMKRDGIGSVRYQVLEVSRQPLFTNITV
DIGRPPSWPPRG

• Galactosyl_T_2 (PF02709 )

• None

• None