| Entry |
|
| Name |
methenyltetrahydromethanopterin cyclohydrolase;
5,10-methenyltetrahydromethanopterin cyclohydrolase;
N5,N10-methenyltetrahydromethanopterin cyclohydrolase;
methenyl-H4MPT cyclohydrolase;
5,10-methenyltetrahydromethanopterin 10-hydrolase (decyclizing)
|
| Class |
Hydrolases;
Acting on carbon-nitrogen bonds, other than peptide bonds;
In cyclic amidines
|
| Sysname |
5,10-methenyltetrahydromethanopterin 10-hydrolase (ring-opening)
|
| Reaction(IUBMB) |
5,10-methenyl-5,6,7,8-tetrahydromethanopterin + H2O = 5-formyl-5,6,7,8-tetrahydromethanopterin [RN: R03464]
|
| Reaction(KEGG) |
|
| Substrate |
5,10-methenyl-5,6,7,8-tetrahydromethanopterin [CPD: C04330];
H2O [CPD: C00001]
|
| Product |
5-formyl-5,6,7,8-tetrahydromethanopterin [CPD: C01274]
|
| Comment |
Methanopterin is a pterin analogue. The enzyme is involved in the formation of methane from CO2 in Methanobacterium thermoautotrophicum.
|
| History |
EC 3.5.4.27 created 1989
|
| Pathway |
| ec01120 | Microbial metabolism in diverse environments |
|
| Orthology |
| K01499 | methenyltetrahydromethanopterin cyclohydrolase |
|
| Genes |
| MISZ: | MishRS11D_40060(mch) |
| PHS: | C2L64_21815 C2L64_38295 |
| PTER: | C2L65_26155 C2L65_34290 |
| PSAA: | QEN71_32820(mch) QEN71_34085(mch) |
| SMIO: | CATMQ487_35670(mch) |
| THAG: | CKCBHOJB_02581(mch) |
| MTUN: | MTUNDRAET4_2723(mch) |
| ALI: | AZOLI_p10687(mch1) AZOLI_p10889(mch2) |
| AHU: | A6A40_18470 A6A40_28915 |
| AZS: | E6C72_18245 E6C72_22455 |
| FWA: | DCMF_01135 DCMF_03915 |
| MRTJ: | KHC33_12350(mch) KHC33_16595(mch) |
| MEM: | Memar_0263 Memar_0668 |
| MBG: | BN140_0141(mch1) BN140_1778(mch3) |
| MSUM: | OH143_08070(mch) OH143_10070(mch) |
| MRC: | R6Y96_02265(mch) R6Y96_09325(mch) |
| MEND: | L6E24_01800(mch) L6E24_07730(mch) |
| MPD: | MCP_1132(mch-1) MCP_1888(mch-2) |
| MEZ: | Mtc_1063(mch-1) Mtc_1978(mch-2) |
| RCI: | LRC191(mch-1) RCIX2742(mch-2) |
| NBG: | DV706_00340 DV706_16930 |
| LOKI: | Lokiarch_00580(mch_1) Lokiarch_17800(mch_2) |
» show all
|
| Reference |
|
| Authors |
Donnelly MI, Escalante-Semerena JC, Rinehart KL Jr, Wolfe RS. |
| Title |
Methenyl-tetrahydromethanopterin cyclohydrolase in cell extracts of Methanobacterium. |
| Journal |
|
| Other DBs |
| ExplorEnz - The Enzyme Database: | 3.5.4.27 |
| ExPASy - ENZYME nomenclature database: | 3.5.4.27 |
| UM-BBD (Biocatalysis/Biodegradation Database): | 3.5.4.27 |
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| LinkDB |
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