1. 3,20-Allopregnanedione
2. 3,20-Dioxo-5a-pregnane
3. 3,20-Dioxo-5alpha-pregnane
4. 5-alpha-Dihydroprogesterone
5. 5-alpha-Pregnane-3,20-dione
6. 5a-Dihydroprogesterone
7. 5a-Pregnan-3,20-dione
8. 5a-Pregnane-3,20-dione
9. 5alpha-Dihydroprogesterone
10. 5alpha-Pregnane-3,20-dione
11. 5alpha-pregnan-3,20-dione
12. 5b-Pregnane-3,20-dione
13. 5beta-Pregnane-3,20-dione
14. Allopregnan-3,20-dione
15. Pregnane-3,20-dione

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• Membrane (Predicted from LogP)

• Blood

• 608516 (Major depressive disorder)

1. Kwan TK, Kraevskaya MA, Makin HL, Trafford DJ, Gower DB: Use of gas chromatographic-mass spectrometric techniques in studies of androst-16-ene and androgen biosynthesis in human testis; cytosolic specific binding of 5alpha-androst-16-en-3-one. J Steroid Biochem Mol Biol. 1997 Jan;60(1-2):137-46. [PubMed ]
2. Zhang J, Ming LJ, Sjovall J, Cook HW, Ridgway ND, Byers DM: Progesterone metabolism in human fibroblasts is independent of P-glycoprotein levels and Niemann-Pick type C disease. J Steroid Biochem Mol Biol. 1999 Sep-Oct;70(4-6):123-31. [PubMed ]
3. Sandow J, Engelbart K, von Rechenberg W: The different mechanisms for suppression of pituitary and testicular function. Med Biol. 1986;63(5-6):192-200. [PubMed ]
4. Jarczok T, Zwirner M, Schindler AE: Progesterone and 5 alpha-pregnane-3,20-dione in human amniotic fluid. Exp Clin Endocrinol. 1987 Mar;89(1):39-47. [PubMed ]
5. Gomez-Sanchez EP, Cox D, Foecking M, Ganjam V, Gomez-Sanchez CE: 11 beta-hydroxysteroid dehydrogenases of the choriocarcinoma cell line JEG-3 and their inhibition by glycyrrhetinic acid and other natural substances. Steroids. 1996 Mar;61(3):110-5. [PubMed ]
6. Pearson Murphy BE, Steinberg SI, Hu FY, Allison CM: Neuroactive ring A-reduced metabolites of progesterone in human plasma during pregnancy: elevated levels of 5 alpha-dihydroprogesterone in depressed patients during the latter half of pregnancy. J Clin Endocrinol Metab. 2001 Dec;86(12):5981-7. [PubMed ]
7. Chantilis S, Dombroski R, Shackleton CH, Casey ML, MacDonald PC: Metabolism of 5 alpha-dihydroprogesterone in women and men: 3 beta- and 3 alpha-,6 alpha-dihydroxy-5 alpha-pregnan-20-ones are major urinary metabolites. J Clin Endocrinol Metab. 1996 Oct;81(10):3644-9. [PubMed ]
8. Zwirner M, Fawzy MM, Bopp FC, Klemm-Wolfgram E, Handschuh D, Voelter W, Schindler AE: Radioimmunoassay of 5 alpha-pregnane-3,20-dione. A metabolite of placental progesterone. Arch Gynecol. 1983;233(4):229-40. [PubMed ]

1. Aldo-keto reductase family 1 member C4
2. 3-oxo-5-beta-steroid 4-dehydrogenase

1. 3-alpha-HSD1
2. 3-alpha-hydroxysteroid dehydrogenase type I
3. Chlordecone reductase
4. CDR
5. Dihydrodiol dehydrogenase 4
6. DD-4
7. DD4
8. HAKRA

MDPKYQRVELNDGHFMPVLGFGTYAPPEVPRNRAVEVTKLAIEAGFRHIDSAYLYNNEEQ
VGLAIRSKIADGSVKREDIFYTSKLWCTFFQPQMVQPALESSLKKLQLDYVDLYLLHFPM
ALKPGETPLPKDENGKVIFDTVDLSATWEVMEKCKDAGLAKSIGVSNFNCRQLEMILNKP
GLKYKPVCNQVECHPYLNQSKLLDFCKSKDIVLVAHSALGTQRHKLWVDPNSPVLLEDPV
LCALAKKHKQTPALIALRYQLQRGVVVLAKSYNEQRIRENIQVFEFQLTSEDMKVLDGLN
RNYRYVVMDFLMDHPDYPFSDEY

• Androgen and Estrogen Metabolism (map00150 )
• Bile Acid Biosynthesis (map00120 )
• C21 Steroid Hormone Metabolism (map00140 )

• chlordecone alcohol + NADP+ = chlordecone + NADPH + H+ [RN:R03716]

• Aldo_ket_red (PF00248 )

• None

• None

ATGGATCCCAAATATCAGCGTGTAGAGCTAAATGATGGTCACTTCATGCCCGTATTGGGA
TTTGGCACCTATGCACCTCCAGAGGTTCCGAGGAACAGAGCTGTAGAGGTCACCAAATTA
GCAATAGAAGCTGGCTTCCGCCATATTGATTCTGCTTATTTATACAATAATGAGGAGCAG
GTTGGACTGGCCATCCGAAGCAAGATTGCAGATGGCAGTGTGAAGAGAGAAGACATATTC
TACACTTCAAAGCTTTGGTGCACTTTCTTTCAACCACAGATGGTCCAACCAGCCTTGGAA
AGCTCACTGAAAAAACTTCAACTGGACTATGTTGACCTCTATCTTCTTCATTTCCCAATG
GCTCTCAAGCCAGGTGAGACGCCACTACCAAAAGATGAAAATGGAAAAGTAATATTCGAC
ACAGTGGATCTCTCTGCCACATGGGAGGTCATGGAGAAGTGTAAGGATGCAGGATTGGCC
AAGTCCATCGGGGTGTCAAACTTCAACTGCAGGCAGCTGGAGATGATCCTCAACAAGCCA
GGACTCAAGTACAAGCCTGTCTGCAACCAGGTAGAATGTCATCCTTACCTCAACCAGAGC
AAACTGCTGGATTTCTGCAAGTCAAAAGACATTGTTCTGGTTGCCCACAGTGCTCTGGGA
ACCCAACGACATAAACTATGGGTGGACCCAAACTCCCCAGTTCTTTTGGAGGACCCAGTT
CTTTGTGCCTTAGCAAAGAAACACAAACGAACCCCAGCCCTGATTGCCCTGCGCTACCAG
CTGCAGCGTGGGGTTGTGGTCCTGGCCAAGAGCTACAATGAGCAGCGGATCAGAGAGAAC
ATCCAGGTTTTTGAATTCCAGTTGACATCAGAGGATATGAAAGTTCTAGATGGTCTAAAC
AGAAATTATCGATATGTTGTCATGGATTTTCTTATGGACCATCCTGATTATCCATTTTCA
GATGAATATTAG

1. Qin KN, New MI, Cheng KC: Molecular cloning of multiple cDNAs encoding human enzymes structurally related to 3 alpha-hydroxysteroid dehydrogenase. J Steroid Biochem Mol Biol. 1993 Dec;46(6):673-9. [PubMed ]
2. Khanna M, Qin KN, Wang RW, Cheng KC: Substrate specificity, gene structure, and tissue-specific distribution of multiple human 3 alpha-hydroxysteroid dehydrogenases. J Biol Chem. 1995 Aug 25;270(34):20162-8. [PubMed ]
3. Khanna M, Qin KN, Cheng KC: Distribution of 3 alpha-hydroxysteroid dehydrogenase in rat brain and molecular cloning of multiple cDNAs encoding structurally related proteins in humans. J Steroid Biochem Mol Biol. 1995 Jun;53(1-6):41-6. [PubMed ]
4. Kume T, Iwasa H, Shiraishi H, Yokoi T, Nagashima K, Otsuka M, Terada T, Takagi T, Hara A, Kamataki T: Characterization of a novel variant (S145C/L311V) of 3alpha-hydroxysteroid/dihydrodiol dehydrogenase in human liver. Pharmacogenetics. 1999 Dec;9(6):763-71. [PubMed ]
5. Nishizawa M, Nakajima T, Yasuda K, Kanzaki H, Sasaguri Y, Watanabe K, Ito S: Close kinship of human 20alpha-hydroxysteroid dehydrogenase gene with three aldo-keto reductase genes. Genes Cells. 2000 Feb;5(2):111-25. [PubMed ]
6. Dufort I, Labrie F, Luu-The V: Human types 1 and 3 3 alpha-hydroxysteroid dehydrogenases: differential lability and tissue distribution. J Clin Endocrinol Metab. 2001 Feb;86(2):841-6. [PubMed ]
7. Deloukas P, Earthrowl ME, Grafham DV, Rubenfield M, French L, Steward CA, Sims SK, Jones MC, Searle S, Scott C, Howe K, Hunt SE, Andrews TD, Gilbert JG, Swarbreck D, Ashurst JL, Taylor A, Battles J, Bird CP, Ainscough R, Almeida JP, Ashwell RI, Ambrose KD, Babbage AK, Bagguley CL, Bailey J, Banerjee R, Bates K, Beasley H, Bray-Allen S, Brown AJ, Brown JY, Burford DC, Burrill W, Burton J, Cahill P, Camire D, Carter NP, Chapman JC, Clark SY, Clarke G, Clee CM, Clegg S, Corby N, Coulson A, Dhami P, Dutta I, Dunn M, Faulkner L, Frankish A, Frankland JA, Garner P, Garnett J, Gribble S, Griffiths C, Grocock R, Gustafson E, Hammond S, Harley JL, Hart E, Heath PD, Ho TP, Hopkins B, Horne J, Howden PJ, Huckle E, Hynds C, Johnson C, Johnson D, Kana A, Kay M, Kimberley AM, Kershaw JK, Kokkinaki M, Laird GK, Lawlor S, Lee HM, Leongamornlert DA, Laird G, Lloyd C, Lloyd DM, Loveland J, Lovell J, McLaren S, McLay KE, McMurray A, Mashreghi-Mohammadi M, Matthews L, Milne S, Nickerson T, Nguyen M, Overton-Larty E, Palmer SA, Pearce AV, Peck AI, Pelan S, Phillimore B, Porter K, Rice CM, Rogosin A, Ross MT, Sarafidou T, Sehra HK, Shownkeen R, Skuce CD, Smith M, Standring L, Sycamore N, Tester J, Thorpe A, Torcasso W, Tracey A, Tromans A, Tsolas J, Wall M, Walsh J, Wang H, Weinstock K, West AP, Willey DL, Whitehead SL, Wilming L, Wray PW, Young L, Chen Y, Lovering RC, Moschonas NK, Siebert R, Fechtel K, Bentley D, Durbin R, Hubbard T, Doucette-Stamm L, Beck S, Smith DR, Rogers J: The DNA sequence and comparative analysis of human chromosome 10. Nature. 2004 May 27;429(6990):375-81. [PubMed ]
8. 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 ]
9. Winters CJ, Molowa DT, Guzelian PS: Isolation and characterization of cloned cDNAs encoding human liver chlordecone reductase. Biochemistry. 1990 Jan 30;29(4):1080-7. [PubMed ]
10. Deyashiki Y, Ogasawara A, Nakayama T, Nakanishi M, Miyabe Y, Sato K, Hara A: Molecular cloning of two human liver 3 alpha-hydroxysteroid/dihydrodiol dehydrogenase isoenzymes that are identical with chlordecone reductase and bile-acid binder. Biochem J. 1994 Apr 15;299 ( Pt 2):545-52. [PubMed ]
11. Binstock JM, Iyer RB, Hamby CV, Fried VA, Schwartz IS, Weinstein BI, Southren AL: Human hepatic 3 alpha-hydroxysteroid dehydrogenase: possible identity with human hepatic chlordecone reductase. Biochem Biophys Res Commun. 1992 Sep 16;187(2):760-6. [PubMed ]
12. Yu LR, Zhu Z, Chan KC, Issaq HJ, Dimitrov DS, Veenstra TD: Improved titanium dioxide enrichment of phosphopeptides from HeLa cells and high confident phosphopeptide identification by cross-validation of MS/MS and MS/MS/MS spectra. J Proteome Res. 2007 Nov;6(11):4150-62. Epub 2007 Oct 9. [PubMed ]
13. Choudhary C, Kumar C, Gnad F, Nielsen ML, Rehman M, Walther TC, Olsen JV, Mann M: Lysine acetylation targets protein complexes and co-regulates major cellular functions. Science. 2009 Aug 14;325(5942):834-40. Epub 2009 Jul 16. [PubMed ]

1. Aldo-keto reductase family 1 member D1
2. Delta(4)-3-ketosteroid 5-beta-reductase
3. Delta(4)-3-oxosteroid 5-beta-reductase

MDLSAASHRIPLSDGNSIPIIGLGTYSEPKSTPKGACATSVKVAIDTGYRHIDGAYIYQN
EHEVGEAIREKIAEGKVRREDIFYCGKLWATNHVPEMVRPTLERTLRVLQLDYVDLYIIE
VPMAFKPGDEIYPRDENGKWLYHKSNLCATWEAMEACKDAGLVKSLGVSNFNRRQLELIL
NKPGLKHKPVSNQVECHPYFTQPKLLKFCQQHDIVITAYSPLGTSRNPIWVNVSSPPLLK
DALLNSLGKRYNKTAAQIVLRFNIQRGVVVIPKSFNLERIKENFQIFDFSLTEEEMKDIE
ALNKNVRFVELLMWRDHPEYPFHDEY

• C21 Steroid Hormone Metabolism (map00140 )

• (1) 5beta-cholestan-3-one + NADP+ = cholest-4-en-3-one + NADPH + H+ [RN:R02609]
• (2) 17,21-dihydroxy-5beta-pregnane-3,11,20-trione + NADP+ = cortisone + NADPH + H+ [RN:R02893]

• Aldo_ket_red (PF00248 )

• None

• None

ATGGATCTCAGTGCTGCAAGTCACCGCATACCTCTAAGTGATGGAAACAGCATTCCCATC
ATCGGACTTGGTACCTACTCAGAACCTAAATCGACCCCTAAGGGAGCCTGTGCAACATCG
GTGAAGGTTGCTATTGACACAGGGTACCGACATATTGATGGGGCCTACATCTACCAAAAT
GAACACGAAGTTGGGGAGGCCATCAGGGAGAAGATAGCAGAAGGAAAGGTGCGGAGGGAA
GATATCTTCTACTGTGGAAAGCTATGGGCTACAAATCATGTCCCAGAGATGGTCCGCCCA
ACCCTGGAGAGGACACTCAGGGTCCTCCAGCTAGATTATGTGGATCTTTACATCATTGAA
GTACCCATGGCCTTTAAGCCAGGAGATGAAATATACCCTAGAGATGAGAATGGCAAATGG
TTATATCACAAGTCAAATCTGTGTGCCACTTGGGAGGCGATGGAAGCTTGCAAAGACGCT
GGCTTGGTGAAATCCCTGGGAGTGTCCAATTTTAACCGCAGGCAGCTGGAGCTCATCCTG
AACAAGCCAGGACTCAAACACAAGCCAGTCAGCAACCAGGTTGAGTGCCATCCGTATTTC
ACCCAGCCAAAACTCTTGAAATTTTGCCAACAACATGACATTGTCATTACTGCATATAGC
CCTTTGGGGACCAGTAGGAATCCAATCTGGGTGAATGTTTCTTCTCCACCTTTGTTAAAG
GATGCACTTCTAAACTCATTGGGGAAAAGGTACAATAAGACAGCAGCTCAAATTGTTTTG
CGTTTCAACATCCAGCGAGGGGTGGTTGTCATTCCTAAAAGCTTTAATCTTGAAAGGATC
AAAGAAAATTTTCAGATCTTTGACTTTTCTCTCACTGAAGAAGAAATGAAGGACATTGAA
GCCTTGAATAAAAATGTCCGCTTTGTAGAATTGCTCATGTGGCGCGATCATCCTGAATAC
CCATTTCATGATGAATACTGA

1. Kondo KH, Kai MH, Setoguchi Y, Eggertsen G, Sjoblom P, Setoguchi T, Okuda KI, Bjorkhem I: Cloning and expression of cDNA of human delta 4-3-oxosteroid 5 beta-reductase and substrate specificity of the expressed enzyme. Eur J Biochem. 1994 Jan 15;219(1-2):357-63. [PubMed ]
2. Charbonneau A, The VL: Genomic organization of a human 5beta-reductase and its pseudogene and substrate selectivity of the expressed enzyme. Biochim Biophys Acta. 2001 Jan 26;1517(2):228-35. [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. Scherer SW, Cheung J, MacDonald JR, Osborne LR, Nakabayashi K, Herbrick JA, Carson AR, Parker-Katiraee L, Skaug J, Khaja R, Zhang J, Hudek AK, Li M, Haddad M, Duggan GE, Fernandez BA, Kanematsu E, Gentles S, Christopoulos CC, Choufani S, Kwasnicka D, Zheng XH, Lai Z, Nusskern D, Zhang Q, Gu Z, Lu F, Zeesman S, Nowaczyk MJ, Teshima I, Chitayat D, Shuman C, Weksberg R, Zackai EH, Grebe TA, Cox SR, Kirkpatrick SJ, Rahman N, Friedman JM, Heng HH, Pelicci PG, Lo-Coco F, Belloni E, Shaffer LG, Pober B, Morton CC, Gusella JF, Bruns GA, Korf BR, Quade BJ, Ligon AH, Ferguson H, Higgins AW, Leach NT, Herrick SR, Lemyre E, Farra CG, Kim HG, Summers AM, Gripp KW, Roberts W, Szatmari P, Winsor EJ, Grzeschik KH, Teebi A, Minassian BA, Kere J, Armengol L, Pujana MA, Estivill X, Wilson MD, Koop BF, Tosi S, Moore GE, Boright AP, Zlotorynski E, Kerem B, Kroisel PM, Petek E, Oscier DG, Mould SJ, Dohner H, Dohner K, Rommens JM, Vincent JB, Venter JC, Li PW, Mural RJ, Adams MD, Tsui LC: Human chromosome 7: DNA sequence and biology. Science. 2003 May 2;300(5620):767-72. Epub 2003 Apr 10. [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. Di Costanzo L, Drury JE, Penning TM, Christianson DW: Crystal structure of human liver Delta4-3-ketosteroid 5beta-reductase (AKR1D1) and implications for substrate binding and catalysis. J Biol Chem. 2008 Jun 13;283(24):16830-9. Epub 2008 Apr 11. [PubMed ]
7. Lemonde HA, Custard EJ, Bouquet J, Duran M, Overmars H, Scambler PJ, Clayton PT: Mutations in SRD5B1 (AKR1D1), the gene encoding delta(4)-3-oxosteroid 5beta-reductase, in hepatitis and liver failure in infancy. Gut. 2003 Oct;52(10):1494-9. [PubMed ]
8. Gonzales E, Cresteil D, Baussan C, Dabadie A, Gerhardt MF, Jacquemin E: SRD5B1 (AKR1D1) gene analysis in delta(4)-3-oxosteroid 5beta-reductase deficiency: evidence for primary genetic defect. J Hepatol. 2004 Apr;40(4):716-8. [PubMed ]