Enzyme

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     5. Isomerases
        5.3 Intramolecular oxidoreductases
            5.3.1 Interconverting aldoses and ketoses, and related compounds
ID:5.3.1.16
Description:isomerase.
Alternative Name: Phosphoribosylformimino-5-aminoimidazole carboxamide ribotide isomerase.
imidazolecarboxamide isomerase.
N-(5'-phospho-D-ribosylformimino)-5-amino-1-(5''-phosphoribosyl)-4-
Cath: 3.20.20.70;

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 5.3.1.16
BRENDA Enzyme Link: BRENDA 5.3.1.16
KEGG Enzyme Link: KEGG5.3.1.16
BioCyc Enzyme Link: BioCyc 5.3.1.16
ExPASy Enzyme Link: ExPASy5.3.1.16
EC2PDB Enzyme Link: EC2PDB 5.3.1.16
ExplorEnz Enzyme Link: ExplorEnz 5.3.1.16
PRIAM enzyme-specific profiles Link: PRIAM 5.3.1.16
IntEnz Enzyme Link: IntEnz 5.3.1.16
MEDLINE Enzyme Link: MEDLINE 5.3.1.16
MSA:

5.3.1.16;

Phylogenetic Tree:

5.3.1.16;

Uniprot:
M-CSA:
RHEA:15469 1-(5-phospho-beta-D-ribosyl)-5-[(5-phospho-beta-D-ribosylamino)methylideneamino]imidazole-4-carboxamide = 5-[(5-phospho-1-deoxy-D-ribulos-1-ylimino)methylamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide
RULE(radius=1) [*:1]-[N;H0;+0:2]=[CH;+0:3]-[NH;+0:4]-[CH;+0:5]1-[O;H0;+0:6]-[*:7]-[*:8]-[CH;+0:9]-1-[OH;+0:10]>>[*:1]-[NH;+0:2]-[CH;+0:3]=[N;H0;+0:4]-[CH2;+0:5]-[C;H0;+0:9](=[O;H0;+0:10])-[*:8]-[*:7]-[OH;+0:6]
Reaction
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References

TitleAuthorsDatePubMed ID
Crystal structure of the yeast His6 enzyme suggests a reaction mechanism.Quevillon-Cheruel S, Leulliot N, Graille M, Blondeau K, Janin J, van Tilbeurgh H2006 Jun16731983
Two (betaalpha)(8)-barrel enzymes of histidine and tryptophan biosynthesis have similar reaction mechanisms and common strategies for protecting their labile substrates.Henn-Sax M, Thoma R, Schmidt S, Hennig M, Kirschner K, Sterner R2002 Oct 812356303