Research workbench
Crystal structure of the protein-protein complex between F82W cytochrome C and cytochrome C peroxidase
Analyse Crystal structure of the protein-protein complex between F82W cytochrome C and… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 2B11
- Type
- protein
- Length
- 804 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Cytochrome C peroxidase, mitochondrial; Cytochrome C iso-1
- EC
- 1.11.1.5
- UniProt
- P00431, P00044
- Ligands
- ZNH, HEC
- Pockets
- 8 · best druggability 0.80
Structure
x-ray diffraction · 2 distinct chains · 46% helix, 6% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, C | Cytochrome C peroxidase, mitochondrial (EC 1.11.1.5) | protein | 294 | 49% helix, 7% strand | P00431 |
| B, D | Cytochrome C iso-1 | protein | 108 | 37% helix, 2% strand | P00044 |
Ligands and binding sites
- ZNH · Protoporphyrin IX containing Zn · ligand · 2 copies · chains A, B
- HEC · Heme C · ligand · 2 copies · chains C, D
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
8 pockets found on a 1 Å grid, 6 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 406 | 0.80 | 0.88 | 44 | ZNH |
| 2 | 402 | 0.80 | 0.88 | 46 | HEC |
| 3 | 302 | 0.77 | 0.89 | 37 | empty |
| 4 | 353 | 0.76 | 0.87 | 59 | ZNH |
| 5 | 490 | 0.75 | 0.83 | 70 | HEC |
Interfaces
3 interfaces between chains.
- C–D · 651 Ų buried · 2 hydrogen bonds · protein-protein
- A–B · 641 Ų buried · 6 hydrogen bonds · protein-protein
- B–C · 199 Ų buried · 1 hydrogen bond · protein-protein
Modifications
Observed in the structure: 2 cofactor, 2 covalent (heme c attachment, covalent ligand).
Compared structures
- 2B11 · Crystal structure of the protein-protein complex between F82W cytochrome c and cytochrome… · the same entry in another collection · chain C against C, TM-score 1.00
- P00431 · AlphaFold monomer V2.0 prediction for cytochrome C peroxidase, mitochondrial (P00431) · a predicted model of the same protein · chain C against A, TM-score 1.00
- P00044 · AlphaFold monomer V2.0 prediction for cytochrome C isoform 1 (P00044) · a predicted model of the same protein · chain B against A, TM-score 0.98
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 P00431
- Every structure of UniProt P00044
- Elsewhere: RCSB PDB 2B11 · PDBe 2B11 · UniProt P00431 · UniProt P00044
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