Research workbench
Crystal structure of HLA-A2*0201 in complex with a nonameric altered peptide ligand (algigiltv) from the mart- 1/MELAN-a.
Analyse Crystal structure of HLA-A2*0201 in complex with a nonameric altered peptide… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1JHT
- Type
- protein
- Length
- 382 residues
- Chains
- 3
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- HLA class I histocompatibility antigen, a-2 alpha chain; Beta-2-microglobulin; Nonameric…
- UniProt
- P01892, P61769
- Pockets
- 4 · best druggability 0.68
Structure
x-ray diffraction · 3 distinct chains · 19% helix, 41% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | HLA class I histocompatibility antigen, a-2 alpha chain | protein | 273 | 27% helix, 39% strand | P01892 |
| B | Beta-2-microglobulin | protein | 100 | 0% helix, 49% strand | P61769 |
| C | Nonameric peptide ligand from the mart-1/MELAN-a | protein | 9 | 0% helix, 0% strand | — |
Pockets
4 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 647 | 0.68 | 0.77 | 57 | empty |
| 2 | 130 | 0.52 | 0.81 | 24 | empty |
| 3 | 80 | 0.41 | 0.79 | 23 | empty |
| 4 | 69 | 0.36 | 0.77 | 14 | empty |
Interfaces
2 interfaces between chains.
- A–B · 1412 Ų buried · 20 hydrogen bonds · protein-protein
- A–C · 768 Ų buried · 14 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 3 disulfide (disulfide).
Compared structures
- 1JHT · Crystal structure of HLA-A2*0201 in complex with a nonameric altered peptide ligand… · the same entry in another collection · chain C against C, TM-score 1.00
- P61769 · AlphaFold monomer V2.0 prediction for beta-2-microglobulin (P61769) · 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 P01892
- Every structure of UniProt P61769
- Elsewhere: RCSB PDB 1JHT · PDBe 1JHT · UniProt P01892 · UniProt P61769
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