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EC 1.1.1.269 Details
EC number
1.1.1.269
Accepted name
2-(S)-hydroxypropyl-CoM dehydrogenase
Reaction
(2S)-2-hydroxypropyl-CoM + NAD+ = 2-oxopropyl-CoM + NADH + H+
Other name(s)
2-(2-(S)-hydroxypropylthio)ethanesulfonate dehydrogenase, 2-[2-(S)-hydroxypropylthio]ethanesulfonate:NAD+ oxidoreductase
Systematic name
2-{[(2S)-2-hydroxypropyl]sulfanyl}ethanesulfonate:NAD+ oxidoreductase
CAS registry number
369364-40-9
Comment
The enzyme is highly specific for (2S)-2-hydroxyalkyl thioethers of CoM, in contrast to EC 1.1.1.268, 2-(R)-hydroxypropyl-CoM dehydrogenase, which is highly specific for the (R)-enantiomer. This enzyme forms component IV of a four-component enzyme system EC 4.4.1.23 (2-hydroxypropyl-CoM lyase; component I), EC 1.8.1.5 [2-oxopropyl-CoM reductase (carboxylating); component II], EC 1.1.1.268 [2-(R)-hydroxypropyl-CoM dehydrogenase; component III] and EC 1.1.1.269 [2-(S)-hydroxypropyl-CoM dehydrogenase; component IV].html">click here that is involved in epoxyalkane carboxylation in Xanthobacter sp. strain Py2.
History
created 2001
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