Enzyme

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     1. Oxidoreductases
        1.16 Oxidizing metal ions
            1.16.1 With NAD+ or NADP+ as acceptor
ID:1.16.1.8
Description:[Methionine synthase] reductase.
Alternative Name: Methionine synthase reductase.
Methionine synthase cob(II)alamin reductase (methylating).
reducing).
[Methionine synthase]-cobalamin methyltransferase (cob(II)alamin
Cath: 1.10.1240.10; 1.10.288.10; 3.20.20.20; 3.20.20.330; 3.40.109.40; 3.40.50.80; 1.20.990.10; 2.40.30.10; 3.40.50.280; 3.10.196.10;

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 1.16.1.8
BRENDA Enzyme Link: BRENDA 1.16.1.8
KEGG Enzyme Link: KEGG1.16.1.8
BioCyc Enzyme Link: BioCyc 1.16.1.8
ExPASy Enzyme Link: ExPASy1.16.1.8
EC2PDB Enzyme Link: EC2PDB 1.16.1.8
ExplorEnz Enzyme Link: ExplorEnz 1.16.1.8
PRIAM enzyme-specific profiles Link: PRIAM 1.16.1.8
IntEnz Enzyme Link: IntEnz 1.16.1.8
MEDLINE Enzyme Link: MEDLINE 1.16.1.8
MSA:

1.16.1.8;

Phylogenetic Tree:

1.16.1.8;

Uniprot:
M-CSA:
RHEA:23908 2 [methionine synthase]-methylcob(III)alamin + H(+) + NADP(+) + 2 S-adenosyl-L-homocysteine = 2 [methionine synthase]-cob(II)alamin + NADPH + 2 S-adenosyl-L-methionine
RULE(radius=1) [*:1]-[Co-3;H0:2](-[*:3])(-[*:4])(-[*:5])(-[*:6])-[CH3;+0:7].[*:8]-[Co-3;H0:9](-[*:10])(-[*:11])(-[*:12])(-[*:13])-[CH3;+0:14].[*:15]-[S;H0;+0:16]-[*:17].[*:18]-[S;H0;+0:19]-[*:20].[*:21]-[c;H0;+0:22]1:[cH;+0:23]:[cH;+0:24]:[cH;+0:25]:[n+;H0:26](-[*:27]):[cH;+0:28]:1.[H+;H0:29]>>[*:21]-[C;H0;+0:22]1=[CH;+0:28]-[N;H0;+0:26](-[*:27])-[CH;+0:25]=[CH;+0:24]-[CH2;+0:23]-1.[*:1]-[Co-3;H0:2](-[*:3])(-[*:4])(-[*:5])-[*:6].[*:8]-[Co-3;H0:9](-[*:10])(-[*:11])(-[*:12])-[*:13].[*:15]-[S+;H0:16](-[*:17])-[CH3;+0:7].[*:18]-[S+;H0:19](-[*:20])-[CH3;+0:14]
Reaction
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References

TitleAuthorsDatePubMed ID
Cloning and mapping of a cDNA for methionine synthase reductase, a flavoprotein defective in patients with homocystinuria.Leclerc D, Wilson A, Dumas R, Gafuik C, Song D, Watkins D, Heng HH, Rommens JM, Scherer SW, Rosenblatt DS, Gravel RA1998 Mar 179501215
Differences in the efficiency of reductive activation of methionine synthase and exogenous electron acceptors between the common polymorphic variants of human methionine synthase reductase.Olteanu H, Munson T, Banerjee R2002 Nov 1212416982
Human methionine synthase reductase, a soluble P-450 reductase-like dual flavoprotein, is sufficient for NADPH-dependent methionine synthase activation.Olteanu H, Banerjee R2001 Sep 2111466310