| Entry |
|
| Name |
formimidoyltetrahydrofolate cyclodeaminase;
formiminotetrahydrofolate cyclodeaminase;
5-formimidoyltetrahydrofolate ammonia-lyase (cyclizing)
|
| Class |
Lyases;
Carbon-nitrogen lyases;
Ammonia-lyases
|
| Sysname |
5-formimidoyltetrahydrofolate ammonia-lyase (cyclizing; 5,10-methenyltetrahydrofolate-forming)
|
| Reaction(IUBMB) |
5-formimidoyltetrahydrofolate = 5,10-methenyltetrahydrofolate + NH3 [RN: R02302]
|
| Reaction(KEGG) |
|
| Substrate |
5-formimidoyltetrahydrofolate [CPD: C00664]
|
| Product |
5,10-methenyltetrahydrofolate [CPD: C00445];
NH3 [CPD: C00014]
|
| Comment |
In eukaroytes, occurs as a bifunctional enzyme that also has glutamate formimidoyltransferase (EC 2.1.2.5) activity.
|
| History |
EC 4.3.1.4 created 1961, modified 2000
|
| Pathway |
|
| Orthology |
| K01746 | formiminotetrahydrofolate cyclodeaminase |
| K13990 | glutamate formiminotransferase / formiminotetrahydrofolate cyclodeaminase |
|
| Genes |
| ANAN: | 105712577(FTCD) 110567964 135271853 135273088 135273099 |
| DMER: | 138808574 138832609 |
| RFQ: | 117013051(FTCD) 117013316 |
| SCAN: | 103814589(FTCD) 103824679 |
| GAME: | 129200246 129208283(FTCD) |
| CVF: | 104292085(FTCD) 104293790 |
| DTC: | 141078368 141091802(FTCD) |
| CAUA: | 113039469 113039563 |
| CSAI: | 133424977 133425281 |
| SASA: | 100306782(ftcd) 106575213 |
| STRU: | 115179273 115195985 |
| OGO: | 124008890 124011026(ftcd) |
| OKI: | 109890646 109906682(ftcd) |
| OCLA: | 139373244 139413066 |
| SALP: | 111953479 111970962 112074004 |
| SNH: | 120033602(ftcd) 120051253 |
| SFON: | 129840255 129859565 |
| PPOI: | 119096717 119096863 |
| LPOL: | 106473819 106474591 |
| RPHI: | 132733559 132741957 |
| DFA: | DFA_02269 DFA_10621(ftcd) |
| DAT: | HRM2_43160(ftcD1) HRM2_44060(ftcD2) |
| PMZ: | HMPREF0659_A6723(ftcD) |
| PDN: | HMPREF9137_1323(ftcD) |
» show all
|
| Reference |
1 |
| Authors |
Rabinowitz JC, Pricer WE. |
| Title |
Formiminotetrahydrofolic acid and methenyltetrahydrofolic acid as intermediates in the formation of N10-formyltetrahydrofolic acid. |
| Journal |
J Am Chem Soc 78:5702-5704 (1956) |
| Other DBs |
| ExplorEnz - The Enzyme Database: | 4.3.1.4 |
| ExPASy - ENZYME nomenclature database: | 4.3.1.4 |
| BRENDA, the Enzyme Database: | 4.3.1.4 |
|
| LinkDB |
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