1. Biotinyl-L-lysine
2. H-Lys(biotinyl)-OH
3. N-epsilon-Biotin-L-lysine
4. N6-D-Biotinyl-L-lysine
5. Ne-Biotynyl-L-lysine
6. epsilon-N-Biotinyl-L-lysine
7. N6-delta-Biotinyl-L-lysine

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• Cytoplasm (Predicted from LogP)
• Extracellular
• mitochondria
• nucleus

1. Spiga S, Fattore L, Puddu MC, Cappai A, Picciau S, Brotzu G, Serra GP, Petruzzo P: Use of biocytin as neuroanatomic tracer in harvested human pancreas: a confocal laser scanning microscopy analysis. Pancreas. 2002 May;24(4):329-35. [PubMed ]
2. Altemus KL, Lavenex P, Ishizuka N, Amaral DG: Morphological characteristics and electrophysiological properties of CA1 pyramidal neurons in macaque monkeys. Neuroscience. 2005;136(3):741-56. [PubMed ]
3. Evangelatos SA, Livaniou E, Kakabakos SE, Evangelatos GP, Ithakissios DS: Biotinidase radioassay using an 125I-biotin derivative, avidin, and polyethylene glycol reagents. Anal Biochem. 1991 Aug 1;196(2):385-9. [PubMed ]
4. Ebrahim H, Dakshinamurti K: Determination of biocytin. Anal Biochem. 1987 May 1;162(2):319-24. [PubMed ]
5. Suormala TM, Baumgartner ER, Bausch J, Holick W, Wick H: Quantitative determination of biocytin in urine of patients with biotinidase deficiency using high-performance liquid chromatography (HPLC). Clin Chim Acta. 1988 Oct 31;177(3):253-69. [PubMed ]
6. Hymes J, Fleischhauer K, Wolf B: Biotinylation of biotinidase following incubation with biocytin. Clin Chim Acta. 1995 Jan 16;233(1-2):39-45. [PubMed ]
7. Baur B, Suormala T, Bernoulli C, Baumgartner ER: Biotin determination by three different methods: specificity and application to urine and plasma ultrafiltrates of patients with and without disorders in biotin metabolism. Int J Vitam Nutr Res. 1998;68(5):300-8. [PubMed ]
8. van Gog FB, Visser GW, Gowrising RW, Snow GB, van Dongen GA: Synthesis and evaluation of 99mTc/99Tc-MAG3-biotin conjugates for antibody pretargeting strategies. Nucl Med Biol. 1998 Oct;25(7):611-9. [PubMed ]

1. Biotinidase
2. Signal peptidase complex subunit 1
3. cDNA, FLJ93758, Homo sapiens biotinidase (BTD), mRNA (Biotinidase, isoform CRA_a)

1. Biotinase

MAHAHIQGGRRAKSRFVVCIMSGARSKLALFLCGCYVVALGAHTGEESVADHHEAEYYVA
AVYEHPSILSLNPLALISRQEALELMNQNLDIYEQQVMTAAQKDVQIIVFPEDGIHGFNF
TRTSIYPFLDFMPSPQVVRWNPCLEPHRFNDTEVLQRLSCMAIRGDMFLVANLGTKEPCH
SSDPRCPKDGRYQFNTNVVFSNNGTLVDRYRKHNLYFEAAFDVPLKVDLITFDTPFAGRF
GIFTCFDILFFDPAIRVLRDYKVKHVVYPTAWMNQLPLLAAIEIQKAFAVAFGINVLAAN
VHHPVLGMTGSGIHTPLESFWYHDMENPKSHLIIAQVAKNPVGLIGAENATGETDPSHSK
FLKILSGDPYCEKDAQEVHCDEATKWNVNAPPTFHSEMMYDNFTLVPVWGKEGYLHVCSN
GLCCYLLYERPTLSKELYALGVFDGLHTVHGTYYIQVCALVRCGGLGFDTCGQEITEATG
IFEFHLWGNFSTSYIFPLFLTSGMTLEVPDQLGWENDHYFLRKSRLSSGLVTAALYGRLY
ERD

• Biotin metabolism (map00780 )

• biotin amide + H2O = biotin + NH3 [RN:R01076]

• CN_hydrolase (PF00795 )

• 1-41

• None

ATGGCGCATGCGCATATTCAGGGCGGAAGGCGCGCTAAGAGCAGATTTGTGGTCTGCATT
ATGTCTGGAGCCAGAAGTAAGCTTGCTCTTTTCCTCTGCGGCTGTTACGTGGTTGCCCTG
GGAGCCCACACCGGGGAGGAGAGCGTGGCTGACCATCACGAGGCTGAATATTATGTGGCT
GCCGTGTATGAGCATCCATCCATCCTGAGTCTGAACCCTCTGGCTCTCATCAGCCGCCAA
GAGGCCTTGGAGCTCATGAACCAGAACCTTGACATCTATGAACAGCAAGTGATGACTGCA
GCCCAAAAGGATGTACAGATTATAGTGTTTCCAGAAGATGGCATTCATGGATTCAACTTT
ACAAGAACATCCATTTATCCATTTTTGGACTTCATGCCGTCTCCCCAGGTGGTCAGGTGG
AACCCATGCCTGGAGCCTCACCGCTTCAATGACACAGAGGTGCTCCAGCGCCTGAGTTGT
ATGGCCATCAGGGGAGATATGTTCTTGGTGGCCAATCTTGGGACAAAGGAGCCTTGTCAT
AGCAGTGACCCAAGGTGCCCAAAAGATGGGAGATACCAGTTCAACACAAATGTCGTGTTC
AGCAATAATGGAACCCTTGTTGACCGCTACCGTAAACACAACCTCTACTTTGAGGCAGCA
TTCGATGTTCCTCTTAAAGTGGATCTCATCACCTTTGATACCCCCTTTGCTGGCAGGTTT
GGCATCTTCACATGCTTTGATATATTGTTCTTTGACCCTGCCATCAGAGTCCTCAGAGAC
TACAAGGTGAAGCATGTTGTGTACCCAACTGCCTGGATGAACCAGCTCCCACTCTTGGCA
GCAATTGAGATTCAGAAAGCTTTTGCTGTTGCCTTTGGCATCAACGTTCTGGCAGCTAAT
GTCCACCACCCAGTTCTGGGGATGACAGGAAGTGGCATACACACCCCTCTGGAGTCCTTT
TGGTACCATGACATGGAAAATCCCAAAAGTCACCTTATAATTGCCCAGGTGGCCAAAAAT
CCAGTGGGTCTCATTGGTGCAGAGAATGCAACAGGTGAAACGGACCCATCCCATAGTAAG
TTTTTAAAAATTTTGTCAGGCGATCCGTACTGTGAGAAGGATGCTCAGGAAGTCCACTGT
GATGAGGCCACCAAGTGGAACGTGAATGCTCCTCCCACATTTCACTCTGAGATGATGTAT
GACAATTTCACCCTGGTCCCTGTCTGGGGAAAGGAAGGCTATCTCCACGTCTGTTCCAAT
GGCCTCTGCTGTTATTTACTTTACGAGAGGCCCACCTTATCCAAAGAGCTGTATGCCCTG
GGGGTCTTTGATGGGCTTCACACAGTACATGGCACTTACTACATCCAAGTGTGTGCCCTG
GTCAGGTGTGGGGGTCTTGGCTTCGACACCTGTGGACAGGAAATCACAGAGGCCACGGGG
ATATTTGAGTTTCACCTGTGGGGCAACTTCAGTACTTCCTATATCTTTCCTTTGTTTCTG
ACCTCAGGGATGACCCTAGAAGTCCCTGACCAGCTTGGCTGGGAGAATGACCACTATTTC
CTGAGGAAAAGTAGGCTGTCCTCTGGGCTGGTGACGGCGGCTCTCTATGGGCGCTTGTAT
GAGAGGGACTAG

1. Cole H, Reynolds TR, Lockyer JM, Buck GA, Denson T, Spence JE, Hymes J, Wolf B: Human serum biotinidase. cDNA cloning, sequence, and characterization. J Biol Chem. 1994 Mar 4;269(9):6566-70. [PubMed ]
2. Knight HC, Reynolds TR, Meyers GA, Pomponio RJ, Buck GA, Wolf B: Structure of the human biotinidase gene. Mamm Genome. 1998 Apr;9(4):327-30. [PubMed ]
3. 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 ]
4. Muzny DM, Scherer SE, Kaul R, Wang J, Yu J, Sudbrak R, Buhay CJ, Chen R, Cree A, Ding Y, Dugan-Rocha S, Gill R, Gunaratne P, Harris RA, Hawes AC, Hernandez J, Hodgson AV, Hume J, Jackson A, Khan ZM, Kovar-Smith C, Lewis LR, Lozado RJ, Metzker ML, Milosavljevic A, Miner GR, Morgan MB, Nazareth LV, Scott G, Sodergren E, Song XZ, Steffen D, Wei S, Wheeler DA, Wright MW, Worley KC, Yuan Y, Zhang Z, Adams CQ, Ansari-Lari MA, Ayele M, Brown MJ, Chen G, Chen Z, Clendenning J, Clerc-Blankenburg KP, Chen R, Chen Z, Davis C, Delgado O, Dinh HH, Dong W, Draper H, Ernst S, Fu G, Gonzalez-Garay ML, Garcia DK, Gillett W, Gu J, Hao B, Haugen E, Havlak P, He X, Hennig S, Hu S, Huang W, Jackson LR, Jacob LS, Kelly SH, Kube M, Levy R, Li Z, Liu B, Liu J, Liu W, Lu J, Maheshwari M, Nguyen BV, Okwuonu GO, Palmeiri A, Pasternak S, Perez LM, Phelps KA, Plopper FJ, Qiang B, Raymond C, Rodriguez R, Saenphimmachak C, Santibanez J, Shen H, Shen Y, Subramanian S, Tabor PE, Verduzco D, Waldron L, Wang J, Wang J, Wang Q, Williams GA, Wong GK, Yao Z, Zhang J, Zhang X, Zhao G, Zhou J, Zhou Y, Nelson D, Lehrach H, Reinhardt R, Naylor SL, Yang H, Olson M, Weinstock G, Gibbs RA: The DNA sequence, annotation and analysis of human chromosome 3. Nature. 2006 Apr 27;440(7088):1194-8. [PubMed ]
5. 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 ]
6. Liu T, Qian WJ, Gritsenko MA, Camp DG 2nd, Monroe ME, Moore RJ, Smith RD: Human plasma N-glycoproteome analysis by immunoaffinity subtraction, hydrazide chemistry, and mass spectrometry. J Proteome Res. 2005 Nov-Dec;4(6):2070-80. [PubMed ]
7. Chen R, Jiang X, Sun D, Han G, Wang F, Ye M, Wang L, Zou H: Glycoproteomics analysis of human liver tissue by combination of multiple enzyme digestion and hydrazide chemistry. J Proteome Res. 2009 Feb;8(2):651-61. [PubMed ]
8. Pomponio RJ, Norrgard KJ, Hymes J, Reynolds TR, Buck GA, Baumgartner R, Suormala T, Wolf B: Arg538 to Cys mutation in a CpG dinucleotide of the human biotinidase gene is the second most common cause of profound biotinidase deficiency in symptomatic children. Hum Genet. 1997 Apr;99(4):506-12. [PubMed ]
9. Swango KL, Demirkol M, Huner G, Pronicka E, Sykut-Cegielska J, Schulze A, Mayatepek E, Wolf B: Partial biotinidase deficiency is usually due to the D444H mutation in the biotinidase gene. Hum Genet. 1998 May;102(5):571-5. [PubMed ]
10. Norrgard KJ, Pomponio RJ, Swango KL, Hymes J, Reynolds T, Buck GA, Wolf B: Double mutation (A171T and D444H) is a common cause of profound biotinidase deficiency in children ascertained by newborn screening the the United States. Mutations in brief no. 128. Online. Hum Mutat. 1998;11(5):410. [PubMed ]

1. Microsomal signal peptidase 12 kDa subunit
2. SPase 12 kDa subunit

MLEHLSSLPTQMDYKGQKLAEQMFQGIILFSAIVGFIYGYVAEQFGWTVYIVMAGFAFSC
LLTLPPWPIYRRHPLKWLPVQESSTDDKKPGERKIKRHAKNN

• SPC12 (PF06645 )

• None

• 20-42 47-69

ATGCTGGAGCATCTGAGCTCGCTGCCCACGCAGATGGATTACAAGGGCCAGAAGCTAGCT
GAACAGATGTTTCAGGGAATTATTCTTTTTTCTGCAATAGTTGGATTTATCTACGGGTAC
GTGGCTGAACAGTTCGGGTGGACTGTCTATATAGTTATGGCCGGATTTGCTTTTTCATGT
TTGCTGACACTTCCTCCATGGCCCATCTATCGCCGGCATCCTCTCAAGTGGTTACCTGTT
CAAGAATCAAGCACAGACGACAAGAAACCAGGGGAAAGAAAAATTAAGAGGCATGCTAAA
AATAATTGA

1. Kalies KU, Hartmann E: Membrane topology of the 12- and the 25-kDa subunits of the mammalian signal peptidase complex. J Biol Chem. 1996 Feb 16;271(7):3925-9. [PubMed ]
2. Zhang QH, Ye M, Wu XY, Ren SX, Zhao M, Zhao CJ, Fu G, Shen Y, Fan HY, Lu G, Zhong M, Xu XR, Han ZG, Zhang JW, Tao J, Huang QH, Zhou J, Hu GX, Gu J, Chen SJ, Chen Z: Cloning and functional analysis of cDNAs with open reading frames for 300 previously undefined genes expressed in CD34+ hematopoietic stem/progenitor cells. Genome Res. 2000 Oct;10(10):1546-60. [PubMed ]
3. 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 ]
4. 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 ]

MAHAHIQGGRRAKSRFVVCIMSGARSKLALFLCGCYVVALGAHTGEESVADHHEAEYYVA
AVYEHPSILSLNPLALISRQEALELMNQNLDIYEQQVMTAAQKDVQIIVFPEDGIHGFNF
TRTSIYPFLDFMPSPQVVRWNPCLEPHRFNDTEVLQRLSCMAIRGDMFLVANLGTKEPCH
SSDPRCPKDGRYQFNTNVVFSNNGTLVDRYRKHNLYFEAAFDVPLKVDLITFDTPFAGRF
GIFTCFDILFFDPAIRVLRDYKVKHVVYPTAWMNQLPLLAAIEIQKAFAVAFGINVLAAN
VHHPVLGMTGSGIHTPLESFWYHDMENPKSHLIIAQVAKNPVGLIGAENATGETDPSHSK
FLKILSGDPYCEKDAQEVHCDEATKWNVNAPPTFHSEMMYDNFTLVPVWGKEGYLHVCSN
GLCCYLLYERPTLSKELYALGVFDGLHTVHGTYYIQVCALVRCGGLGFDTCGQEITEATG
IFEFHLWGNFSTSYIFPLFLTSGMTLEVPDQLGWENDHYFLRKSRLSSGLVTAALYGRLY
ERD

• CN_hydrolase (PF00795 )

• None

• None