Research workbench
Crystal structure of oxidized alpha hemoglobin bound to ahsp
Analyse Crystal structure of oxidized alpha hemoglobin bound to ahsp in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1Z8U
- Type
- protein
- Length
- 451 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Alpha-hemoglobin stabilizing protein; Hemoglobin alpha chain
- UniProt
- Q9NZD4, P69905
- Ligands
- HEM
- Pockets
- 4 · best druggability 0.84
Structure
x-ray diffraction · 3 distinct chains · 75% helix, 0% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Alpha-hemoglobin stabilizing protein | protein | 90 | 76% helix, 0% strand | Q9NZD4 |
| B, D | Hemoglobin alpha chain | protein | 135 | 71% helix, 0% strand | P69905 |
| C | Alpha-hemoglobin stabilizing protein | protein | 91 | 79% helix, 0% strand | Q9NZD4 |
Ligands and binding sites
- HEM · Protoporphyrin IX containing Fe · ligand · 2 copies · chains B, D
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
4 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 868 | 0.84 | 0.86 | 91 | HEM |
| 2 | 121 | 0.77 | 0.96 | 22 | empty |
| 3 | 157 | 0.64 | 0.86 | 30 | empty |
| 4 | 67 | 0.39 | 0.79 | 20 | empty |
Interfaces
3 interfaces between chains.
- C–D · 901 Ų buried · 6 hydrogen bonds · protein-protein
- A–B · 862 Ų buried · 6 hydrogen bonds · protein-protein
- B–D · 720 Ų buried · 5 hydrogen bonds · protein-protein
Compared structures
- 1Z8U · Crystal structure of oxidized alpha hemoglobin bound to AHSP · the same entry in another collection · chain A against A, TM-score 1.00
- Q9NZD4 · AlphaFold monomer V2.0 prediction for alpha-hemoglobin-stabilizing protein (Q9NZD4) · a predicted model of the same protein · chain A against A, TM-score 0.94
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 Q9NZD4
- Every structure of UniProt P69905
- Elsewhere: RCSB PDB 1Z8U · PDBe 1Z8U · UniProt Q9NZD4 · UniProt P69905
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