EC 4.3.1.4 - Formimidoyltetrahydrofolate cyclodeaminase
IntEnz view
ENZYME view
IntEnz Enzyme Nomenclature
EC 4.3.1.4
Names
Accepted name:
formimidoyltetrahydrofolate cyclodeaminase
Other
names:
formiminotetrahydrofolate cyclodeaminase
5-formimidoyltetrahydrofolate ammonia-lyase (cyclizing)
5-formimidoyltetrahydrofolate ammonia-lyase (cyclizing)
Systematic name:
5-formimidoyltetrahydrofolate ammonia-lyase (cyclizing; 5,10-methenyltetrahydrofolate-forming)
Reaction
- 5-formimidoyltetrahydrofolate = 5,10-methenyltetrahydrofolate + NH3
Comments:
In eukaroytes, occurs as a bifunctional enzyme that also has glutamate formimidoyltransferase (EC 2.1.2.5) activity.
Links to other databases
Enzymes and pathways:
NC-IUBMB
,
BRENDA
,
DIAGRAM
,
DIAGRAM
,
ExplorEnz
,
ENZYME@ExPASy
,
KEGG
,
MetaCyc
,
UniPathway
Gene Ontology:
GO:0030412
CAS Registry Number:
9032-05-7
UniProtKB/Swiss-Prot:
FTCD-2_HUMAN
FTCD-3_HUMAN
FTCD-4_HUMAN
FTCD_CHICK
FTCD_DICDI
FTCD_HUMAN
FTCD_MOUSE
FTCD_PIG
FTCD_RAT
References
-
Formimino-tetrahydrofolic acid and methenyltetrahydrofolic acid as intermediates in the formation of N10-formyltetrahydrofolic acid.J. Am. Chem. Soc. 78 : 5702-5704 (1956).
[EC 4.3.1.4 created 1961, modified 2000]