EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.12.98.1 | 0.003 | - |
H2 | 37°C, pH 7.2, cosubstrate: oxidized coenzyme F420 | Methanosarcina barkeri | |
1.12.98.1 | 0.004 | - |
H2 | 37°C, pH 7.2, cosubstrate: oxidized methyl viologen | Methanosarcina barkeri |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
1.12.98.1 | Iron | 1 mol of the 198000 Da enzyme form contains 28-32 mol of non-heme iron | Methanosarcina barkeri |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
1.12.98.1 | 30000 | - |
2 * 48000 (alpha) + 2 * 33000 (beta) + 2 * 30000 (gamma) | Methanosarcina barkeri |
1.12.98.1 | 33000 | - |
2 * 48000 (alpha) + 2 * 33000 (beta) + 2 * 30000 (gamma) | Methanosarcina barkeri |
1.12.98.1 | 48000 | - |
2 * 48000 (alpha) + 2 * 33000 (beta) + 2 * 30000 (gamma) | Methanosarcina barkeri |
1.12.98.1 | 198000 | - |
- |
Methanosarcina barkeri |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.12.98.1 | H2 + oxidized coenzyme F420 | Methanosarcina barkeri | - |
reduced coenzyme F420 | - |
? | |
1.12.98.1 | H2 + oxidized coenzyme F420 | Methanosarcina barkeri DSM 804 | - |
reduced coenzyme F420 | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.12.98.1 | Methanosarcina barkeri | P80490 and P80489 and P80491 | P80490: subunit beta, P80489: subunit alpha, P80491: subunit gamma | - |
1.12.98.1 | Methanosarcina barkeri DSM 804 | P80490 and P80489 and P80491 | P80490: subunit beta, P80489: subunit alpha, P80491: subunit gamma | - |
EC Number | Purification (Comment) | Organism |
---|---|---|
1.12.98.1 | - |
Methanosarcina barkeri |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
1.12.98.1 | 82.8 | - |
37°C, pH 7.2, cosubstrate: oxidized coenzyme F420 | Methanosarcina barkeri |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.12.98.1 | H2 + oxidized benzyl viologen | - |
Methanosarcina barkeri | reduced benzyl viologen | - |
? | |
1.12.98.1 | H2 + oxidized benzyl viologen | - |
Methanosarcina barkeri DSM 804 | reduced benzyl viologen | - |
? | |
1.12.98.1 | H2 + oxidized coenzyme F0 | cofactor F0 i.e. 7,8-didemethy1-8-hydroxy-S-deazaflavin | Methanosarcina barkeri | reduced coenzyme F20 | - |
? | |
1.12.98.1 | H2 + oxidized coenzyme F0 | cofactor F0 i.e. 7,8-didemethy1-8-hydroxy-S-deazaflavin | Methanosarcina barkeri DSM 804 | reduced coenzyme F20 | - |
? | |
1.12.98.1 | H2 + oxidized coenzyme F420 | - |
Methanosarcina barkeri | reduced coenzyme F420 | - |
? | |
1.12.98.1 | H2 + oxidized coenzyme F420 | - |
Methanosarcina barkeri DSM 804 | reduced coenzyme F420 | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
1.12.98.1 | hexamer | 2 * 48000 (alpha) + 2 * 33000 (beta) + 2 * 30000 (gamma) | Methanosarcina barkeri |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
1.12.98.1 | 8-hydroxy-5-deazaflavin-reactive hydrogenase | - |
Methanosarcina barkeri |
1.12.98.1 | F420-reducing hydrogenase | - |
Methanosarcina barkeri |
1.12.98.1 | Mbar_A0449 | subunit beta | Methanosarcina barkeri |
1.12.98.1 | Mbar_A0450 | subunit gamma | Methanosarcina barkeri |
1.12.98.1 | Mbar_A0452 | subunit alpha | Methanosarcina barkeri |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
1.12.98.1 | 55 | - |
- |
Methanosarcina barkeri |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
1.12.98.1 | 6.5 | 7.25 | deazaflavin reducing activity | Methanosarcina barkeri |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
1.12.98.1 | 5.5 | 10 | the methylviologen-reducing activity increased with pH from pH 5.5-10 | Methanosarcina barkeri |
EC Number | Cofactor | Comment | Organism | Structure |
---|---|---|---|---|
1.12.98.1 | FAD | 1 mol of the 198000 Da enzyme form contains 2 mol of FAD | Methanosarcina barkeri |
EC Number | Organism | Comment | pI Value Maximum | pI Value |
---|---|---|---|---|
1.12.98.1 | Methanosarcina barkeri | isoelectric focusing | - |
5.3 |
EC Number | kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.12.98.1 | 25000 | - |
H2 | 37°C, pH 7.2, cosubstrate: oxidized coenzyme F420 | Methanosarcina barkeri | |
1.12.98.1 | 69000 | - |
H2 | 37°C, pH 7.2, cosubstrate: oxidized methyl viologen | Methanosarcina barkeri |