6HAV
Crystal structure of [Fe]-hydrogenase (Hmd) from Methanococcus aeolicus in complex with FeGP and methenyl-tetrahydromethanopterin (close form A) at 1.06 A resolution
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 | 342 | 36784.6 | 1 | UniProt (A6UVT1) Pfam (PF22616) Pfam (PF03201) | Methanococcus aeolicus (strain ATCC BAA-1280 / DSM 17508 / OCM 812 / Nankai-3) | H(2)-dependent methylene-H(4)MPT dehydrogenase,H(2)-forming N(5),N(10)-methylenetetrahydromethanopterin dehydrogenase,N(5),N(10)-methenyltetrahydromethanopterin hydrogenase |
| 2 | B (A) | iron-guanylyl pyridinol cofactor | non-polymer | 686.3 | 1 | Chemie (FE9) | |||
| 3 | C, D, E, F, G (A) | GLYCEROL | non-polymer | 92.1 | 5 | Chemie (GOL) | |||
| 4 | H, I (A) | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
| 5 | J, K, L (A) | THIOCYANATE ION | non-polymer | 58.1 | 3 | Chemie (SCN) | |||
| 6 | M (A) | 1-{4-[(6S,6aR,7R)-3-amino-6,7-dimethyl-1-oxo-1,2,5,6,6a,7-hexahydro-8H-imidazo[1,5-f]pteridin-10-ium-8-yl]phenyl}-1-deoxy-5-O-{5-O-[(S)-{[(1S)-1,3-dicarboxypropyl]oxy}(hydroxy)phosphoryl]-alpha-D-ribofuranosyl}-D-ribitol | non-polymer | 787.7 | 1 | Chemie (E4M) | |||
| 7 | N (A) | water | water | 18.0 | 505 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 36784.6 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 2154.7 | |
| All* | Total formula weight | 38939.3 |
