MolNFT v1 · #103420 · protein
MHC class I in complex with sendai virus nucleoprotein peptide fapgnypal
4PG9 · H-2 class I histocompatibility antigen, K-B alpha chain: “MHC class I in complex with sendai virus nucleoprotein peptide fapgnypal”. X-ray diffraction, 8 pockets (best druggability 0.62). MolNFT v1 #103420 on GenesisL1: 3D…
- PDB
- 4PG9
- Type
- protein
- Length
- 384 residues
- Chains
- 3
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- H-2 class I histocompatibility antigen, K-B alpha chain; Beta-2-microglobulin; Sendai…
- UniProt
- P01901, P01887
- Pockets
- 8 · best druggability 0.62
Structure
x-ray diffraction · 3 distinct chains · 20% helix, 42% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | H-2 class I histocompatibility antigen, K-B alpha chain | protein | 276 | 28% helix, 39% strand | P01901 |
| B | Beta-2-microglobulin | protein | 99 | 0% helix, 53% strand | P01887 |
| C | Sendai virus nucleoprotein | protein | 9 | 0% helix, 0% strand | — |
Ligands and binding sites
- GOL · Glycerol · additive · 10 copies · chains A, B, C
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 | 254 | 0.62 | 0.80 | 38 | GOL |
| 2 | 328 | 0.59 | 0.77 | 25 | GOL |
| 3 | 82 | 0.53 | 0.85 | 18 | GOL |
| 4 | 136 | 0.46 | 0.77 | 22 | GOL |
| 5 | 64 | 0.43 | 0.81 | 18 | GOL |
Interfaces
2 interfaces between chains.
- A–B · 1367 Ų buried · 25 hydrogen bonds · protein-protein
- A–C · 843 Ų buried · 14 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 3 disulfide (disulfide).
Compared structures
- 4PG9 · MHC Class I in complex with Sendai virus nucleoprotein peptide FAPGNYPAL · the same entry in another collection · chain A against A, TM-score 1.00
- P01887 · AlphaFold monomer V2.0 prediction for beta-2-microglobulin (P01887) · a predicted model of the same protein · chain B against A, TM-score 0.96
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 P01901
- Every structure of UniProt P01887
- Elsewhere: RCSB PDB 4PG9 · PDBe 4PG9 · UniProt P01901 · UniProt P01887
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