MolNFT v1 · #8503 · protein
Three-dimensional structure of ni-fe hydrogenase from desulfivibrio vulgaris miyazaki F in the reduced form at 1.4 a resolution
1H2R · Protein (periplasmic [nife] hydrogenase small subunit): “Three-dimensional structure of ni-fe hydrogenase from desulfivibrio vulgaris miyazaki F in the reduced form…”. X-ray diffraction, 4 ligands (SF4, F3S, NFE), 8 pockets (best…
- PDB
- 1H2R
- Type
- protein
- Length
- 801 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Protein (periplasmic [nife] hydrogenase small subunit); Protein (periplasmic [nife]…
- EC
- 1.12.2.1
- UniProt
- P21853, P21852
- Ligands
- SF4, F3S, NFE, MG
- Pockets
- 8 · best druggability 0.76
Structure
x-ray diffraction · 2 distinct chains · 45% helix, 15% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| S | Protein (periplasmic [nife] hydrogenase small subunit) (EC 1.12.2.1) | protein | 267 | 40% helix, 16% strand | P21853 |
| L | Protein (periplasmic [nife] hydrogenase large subunit) (EC 1.12.2.1) | protein | 534 | 48% helix, 15% strand | P21852 |
Ligands and binding sites
- SF4 · Iron/sulfur cluster · ligand · 2 copies · chains S, L
- F3S · FE3-S4 cluster · ligand · chains S, L
- NFE · Ni-Fe active center · ligand · chains L
- MG · Magnesium ion · metal · chains L
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
8 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 117 | 0.76 | 0.95 | 35 | empty |
| 2 | 95 | 0.74 | 0.95 | 21 | empty |
| 3 | 57 | 0.52 | 0.86 | 17 | empty |
| 4 | 87 | 0.47 | 0.81 | 18 | empty |
| 5 | 69 | 0.47 | 0.83 | 20 | empty |
Interfaces
1 interface between chains.
- S–L · 3709 Ų buried · 64 hydrogen bonds · protein-protein
Compared structures
- 1H2R · Three-dimensional structure of ni-fe hydrogenase from desulfivibrio vulgaris miyazaki F… · the same entry in another collection · chain S against S, TM-score 1.00
- P21852 · AlphaFold monomer V2.0 prediction for periplasmic [nife] hydrogenase large subunit… · a predicted model of the same protein · chain L against A, TM-score 1.00
- P21853 · AlphaFold monomer V2.0 prediction for periplasmic [nife] hydrogenase small subunit… · a predicted model of the same protein · chain S against A, TM-score 0.99
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt P21853
- Every structure of UniProt P21852
- Elsewhere: RCSB PDB 1H2R · PDBe 1H2R · UniProt P21853 · UniProt P21852
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