Enzyme

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     4. Lyases
        4.3 Carbon-nitrogen lyases
            4.3.2 Amidine-lyases
ID:4.3.2.10
Description:Imidazole glycerol-phosphate synthase.
Alternative Name: IGP synthase.

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 4.3.2.10
BRENDA Enzyme Link: BRENDA 4.3.2.10
KEGG Enzyme Link: KEGG4.3.2.10
BioCyc Enzyme Link: BioCyc 4.3.2.10
ExPASy Enzyme Link: ExPASy4.3.2.10
EC2PDB Enzyme Link: EC2PDB 4.3.2.10
ExplorEnz Enzyme Link: ExplorEnz 4.3.2.10
PRIAM enzyme-specific profiles Link: PRIAM 4.3.2.10
IntEnz Enzyme Link: IntEnz 4.3.2.10
MEDLINE Enzyme Link: MEDLINE 4.3.2.10
MSA:

4.3.2.10;

Phylogenetic Tree:

4.3.2.10;

Uniprot:
M-CSA:
RHEA:24793 5-[(5-phospho-1-deoxy-D-ribulos-1-ylimino)methylamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide + L-glutamine = 5-amino-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide + D-erythro-1-(imidazol-4-yl)glycerol 3-phosphate + H(+) + L-glutamate
RULE(radius=1) [*:1]-[NH2;+0:2].[*:3]-[c;H0;+0:4]1:[cH;+0:5]:[nH;+0:6]:[cH;+0:7]:[n;H0;+0:8]:1.[*:9]=[C;H0;+0:10](-[*:11])-[OH;+0:12].[H+;H0:13]>>[*:3]-[C;H0;+0:4](=[O;H0;+0:12])-[CH2;+0:5]-[N;H0;+0:6]=[CH;+0:7]-[NH;+0:2]-[*:1].[*:9]=[C;H0;+0:10](-[*:11])-[NH2;+0:8]
Reaction
Core-to-Core No scaffolds atoms were exchanged as a result of the reaction

References

TitleAuthorsDatePubMed ID
Structural evidence for ammonia tunneling across the (beta alpha)(8) barrel of the imidazole glycerol phosphate synthase bienzyme complex.Douangamath A, Walker M, Beismann-Driemeyer S, Vega-Fernandez MC, Sterner R, Wilmanns M2002 Feb11839304
Reaction coupling through interdomain contacts in imidazole glycerol phosphate synthase.Myers RS, Amaro RE, Luthey-Schulten ZA, Davisson VJ2005 Sep 1316142895
Toward understanding the mechanism of the complex cyclization reaction catalyzed by imidazole glycerolphosphate synthase: crystal structures of a ternary complex and the free enzyme.Chaudhuri BN, Lange SC, Myers RS, Davisson VJ, Smith JL2003 Jun 1712795595
Imidazole glycerol phosphate synthase from Thermotoga maritima. Quaternary structure, steady-state kinetics, and reaction mechanism of the bienzyme complex.Beismann-Driemeyer S, Sterner R2001 Jun 811264293