1.3.99.6	676039	5beta-Dihydroprogesterone and steroid 5beta-reductase decrease in association with human parturition at term	Mol. Hum. Reprod.	11	495-501	2005	Homo sapiens	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=16123077&form=6&db=m	
1.3.99.6	287079	Characterization of DELTA4-3-ketosteroid-5beta-reductase and 3beta-hydroxysteroid dehydrogenase in cell extracts of Clostridium innocuum	Biochim. Biophys. Acta	836	255-261	1985	[Clostridium] innocuum	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=3861198&form=6&db=m	
1.3.99.6	287079	Characterization of DELTA4-3-ketosteroid-5beta-reductase and 3beta-hydroxysteroid dehydrogenase in cell extracts of Clostridium innocuum	Biochim. Biophys. Acta	836	255-261	1985	Clostridium paraputrificum	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=3861198&form=6&db=m	
1.3.99.6	391381	Degradation of steroids by intestinal bacteria. III. 3-Oxo-5beta-steroid DELTA1-dehydrogenase and 3-oxo-5beta-steroid DELTA4-dehydrogenase	Biochim. Biophys. Acta	248	482-488	1971	Clostridium paraputrificum	-	
1.3.99.6	391405	Expression of cholesterol 7alpha-hydroxylase and DELTA4-3-ketosteroid 5beta-reductase genes in rat pancreatic hepatocyte-like cells	J. Lipid Res.	40	1793-1798	1999	Rattus norvegicus	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=10508198&form=6&db=m	
1.3.99.6	391404	Identification of the 37-kd rat liver protein that forms an acetaldehyde adduct in vivo as DELTA4-3-ketosteroid 5beta-reductase	Hepatology	23	115-122	1996	Rattus norvegicus	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=8550030&form=6&db=m	
1.3.99.6	655692	Mutations in SRD5B1 (AKR1D1), the gene encoding DELTA4-3-oxosteroid 5beta-reductase, in hepatitis and liver failure in infancy	Gut	52	1494-1499	2003	Homo sapiens	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=12970144&form=6&db=m	
1.3.99.6	391402	Purification and mechanism of action of a steroid delta-4-5-beta-dehydrogenase	J. Biol. Chem.	241	906-915	1966	Comamonas testosteroni	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=5907467&form=6&db=m	
1.3.99.6	389552	Purification and properties of 3alpha-hydroxysteroid dehydrogenase and 3-keto-5beta-steroid-DELTA4-dehydrogenase	Ann. N. Y. Acad. Sci.	864	383-392	1998	Pseudomonas sp.	http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=9928117&form=6&db=m