6EHS
E. coli Hydrogenase-2 chemically reduced structure
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | S, T | Hydrogenase-2 small chain | polymer | 300 | 32631.8 | 2 | UniProt (P69741) Pfam (PF01058) Pfam (PF14720) UniProt (by SIFTS) (B7LGE4) In PDB | Escherichia coli | HYD2,Membrane-bound hydrogenase 2 small subunit,NiFe hydrogenase |
2 | L, M | Hydrogenase-2 large chain | polymer | 552 | 61048.2 | 2 | UniProt (P0ACE0) Pfam (PF00374) UniProt (by SIFTS) (P0ACE1) In PDB | Escherichia coli (strain K12) | HYD2,Membrane-bound hydrogenase 2 large subunit,NiFe hydrogenase |
3 | S, T | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 4 | Chemie (SF4) | |||
4 | S, T | FE3-S4 CLUSTER | non-polymer | 295.8 | 2 | Chemie (F3S) | |||
5 | L, M | CARBONMONOXIDE-(DICYANO) IRON | non-polymer | 135.9 | 2 | Chemie (FCO) | |||
6 | L, M | NICKEL (II) ION | non-polymer | 58.7 | 2 | Chemie (NI) | |||
7 | L, M | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
8 | L, M | DITHIONITE | non-polymer | 128.1 | 4 | Chemie (DTN) | |||
9 | water | water | 18.0 | 999 | Chemie (HOH) |
Sequence modifications
S, T: 1 - 293 (UniProt: P69741)
PDB | External Database | Details |
---|---|---|
Met 0 | - | initiating methionine |
His 294 | - | expression tag |
His 295 | - | expression tag |
His 296 | - | expression tag |
His 297 | - | expression tag |
His 298 | - | expression tag |
His 299 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 187359.9 | |
Non-Polymers* | Number of molecules | 16 |
Total formula weight | 2948.4 | |
All* | Total formula weight | 190308.4 |