3DAF
The crystal structure of [Fe]-hydrogenase holoenzyme (HMD) from METHANOCALDOCOCCUS JANNASCHII cocrystallized with cyanide
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | 5,10-methenyltetrahydromethanopterin hydrogenase | polymer | 358 | 38709.0 | 1 | UniProt (Q58194) Pfam (PF22616) Pfam (PF03201) | Methanocaldococcus jannaschii (Methanococcus jannaschii) | H(2)-forming N(5),N(10)-methylenetetrahydromethanopterin dehydrogenase, N(5),N(10)-methenyltetrahydromethanopterin hydrogenase, H(2)-dependent methylene-H(4)MPT dehydrogenase |
| 2 | B (A) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 3 | C (A) | FE (II) ION | non-polymer | 55.8 | 1 | Chemie (FE2) | |||
| 4 | D (A) | CYANIDE ION | non-polymer | 26.0 | 1 | Chemie (CYN) | |||
| 5 | E, F (A) | CARBON MONOXIDE | non-polymer | 28.0 | 2 | Chemie (CMO) | |||
| 6 | G (A) | 5'-O-[(S)-{[2-(carboxymethyl)-6-hydroxy-3,5-dimethylpyridin-4-yl]oxy}(hydroxy)phosphoryl]guanosine | non-polymer | 542.4 | 1 | Chemie (FEG) | |||
| 7 | H (A) | water | water | 18.0 | 214 | Chemie (HOH) |
Sequence modifications
A: 1 - 358 (UniProt: Q58194)
| PDB | External Database | Details |
|---|---|---|
| Val 339 | Lys 339 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 38709.0 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 775.2 | |
| All* | Total formula weight | 39484.3 |
