Industrial Biotransformations

EC 1.17 Acting on CH 2 groups
H
R 1
H
R 2
cofactor
+ [O]
H
R 1
OH
R 2
The origin of the oxidizing oxygen is either molecular oxygen or water.
EC 1.18 Acting on reduced ferredoxin as donor
ferredoxin red
cofactor
ferredoxin ox
EC 1.19 With dinitrogen as acceptor
N 2
cofactor
NH 3
The only enzyme classified in this subclass is nitrogenase.
2.2 Enzyme Classes
EC 1.20 Acting on phosphorus or arsenic in donors
The nature of the substrate may differ greatly within the sub-subclasses EC 1.20.1 and
1.20.4. The sub-subclasses EC 1.20.2 and EC 1.20.3 do not have any entries as yet.
EC 1.20.1 Acting on phosphorus or arsenic in donors, with NAD(P) + as acceptor
O
O
HO P OH + NAD(P) HO P OH + NAD(P)H
H
OH
+
+ H2O
At present no entries for reactions including arsenic in donors are listed.
EC 1.20.4 Acting on phosphorus or arsenic in donors, with disulfide as acceptor
OH
As
HO X
+
X = OH or methyl group
S S + H 2O
O
HO As OH
At present no entries for reactions including phosphorus in donors are listed.
X
+
SH HS
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