Biology:1-(5-phosphoribosyl)-5-((5-phosphoribosylamino)methylideneamino)imidazole-4-carboxamide isomerase

From HandWiki
Revision as of 02:56, 12 February 2024 by DanMescoff (talk | contribs) (fixing)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Short description: Class of enzymes
1-(5-phosphoribosyl)-5-((5-phosphoribosylamino)methylideneamino)imidazole-4-carboxamide isomerase
4wd0.jpg
HisAp hexamer, Arthrobacter aurescens
Identifiers
EC number5.3.1.16
CAS number37318-43-7
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

1-(5-phosphoribosyl)-5-((5-phosphoribosylamino)methylideneamino)imidazole-4-carboxamide isomerase (EC 5.3.1.16, N-(5-phospho-D-ribosylformimino)-5-amino-1-(5-phosphoribosyl)-4-imidazolecarboxamide isomerase, phosphoribosylformiminoaminophosphoribosylimidazolecarboxamide isomerase, N-(phosphoribosylformimino) aminophosphoribosylimidazolecarboxamide isomerase, 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide ketol-isomerase) is an enzyme with systematic name 1-(5-phosphoribosyl)-5-((5-phosphoribosylamino)methylideneamino)imidazole-4-carboxamide aldose-ketose-isomerase.[1] This enzyme catalyses the following chemical reaction

1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide [math]\displaystyle{ \rightleftharpoons }[/math] 5-[(5-phospho-1-deoxyribulos-1-ylamino)methylideneamino]-1-(5-phosphoribosyl)imidazole-4-carboxamide

References

  1. "Isolation of the fourth (isomerase) of histidine biosynthesis from Salmonella typhimurium". The Journal of Biological Chemistry 241 (14): 3262–9. July 1966. PMID 5330429. 

External links