Research workbench
The structure of human carbonmonoxy haemoglobin at 2.7 ångströms resolution
Analyse The structure of human carbonmonoxy haemoglobin at 2.7 ångströms resolution in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1HCO
- Type
- protein
- Length
- 287 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Hemoglobin (carbonmonoxy) (alpha chain); Hemoglobin (carbonmonoxy) (beta chain)
- UniProt
- P69905, P68871
- Ligands
- HEM, CMO
- Pockets
- 3 · best druggability 0.75
Structure
x-ray diffraction · 2 distinct chains · 64% helix, 0% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Hemoglobin (carbonmonoxy) (alpha chain) | protein | 141 | 69% helix, 0% strand | P69905 |
| B | Hemoglobin (carbonmonoxy) (beta chain) | protein | 146 | 60% helix, 0% strand | P68871 |
Ligands and binding sites
- HEM · Protoporphyrin IX containing Fe · ligand · 2 copies · chains A, B
- CMO · Carbon monoxide · ion · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
3 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 256 | 0.75 | 0.88 | 29 | HEM, CMO |
| 2 | 208 | 0.71 | 0.86 | 24 | HEM, CMO |
| 3 | 242 | 0.55 | 0.77 | 34 | empty |
Interfaces
1 interface between chains.
- A–B · 943 Ų buried · 7 hydrogen bonds · protein-protein
Compared structures
- 1HCO · The structure of human carbonmonoxy haemoglobin at 2.7 ångströms resolution · the same entry in another collection · chain A against A, TM-score 1.00
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 P69905
- Every structure of UniProt P68871
- Elsewhere: RCSB PDB 1HCO · PDBe 1HCO · UniProt P69905 · UniProt P68871
GL1X is a live explorer of the GenesisL1 blockchain. Turn on JavaScript for search, charts and interactive views.