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EC 1.1.1.392 Details
EC number
1.1.1.392
Accepted name
3α-hydroxycholanate dehydrogenase (NADP+)
Reaction
lithocholate + NADP+ = 3-oxo-5β-cholan-24-oate + NADPH + H+
Other name(s)
α-hydroxy-cholanate dehydrogenase (ambiguous)
Systematic name
lithocholate:NADP+ 3-oxidoreductase
CAS registry number
9028-57-3
Comment
This bacterial enzyme is involved in the modification of secondary bile acids to form 3β-bile acids (also known as iso-bile acids) via a 3-oxo intermediate. The enzyme catalyses a reversible reaction in vitro. Also acts on related bile acids. cf. EC 1.1.1.52, 3α-hydroxycholanate dehydrogenase (NAD+).
History
created 2016
EC Tree
1.1.1.68 created 1965, deleted 1978 [transferred to EC 1.1.99.15, deleted 1980]
1.1.1.70 created 1965, deleted 1978
1.1.1.74 created 1972, deleted 1976
1.1.1.89 created 1972, deleted 1976
1.1.1.109 created 1972, deleted 1976
1.1.1.139 created 1972, deleted 1978
1.1.1.155 created 1976, deleted 2004
1.1.1.171 created 1978, deleted 1984
1.1.1.180 created 1983, deleted 1984
1.1.1.182 created 1983, deleted 1990
1.1.1.204 created 1972 as EC 1.2.1.37, transferred 1984 to EC 1.1.1.204, modified 1989, deleted 2004
1.1.1.242 created 1992, deleted 2001
1.1.1.249 provisional version created 1999, deleted 1999 (reinstated 2001 as EC 2.5.1.46)
1.1.1.253 created 1999, deleted 2003
1.8.99.4 created 1999, deleted 2000