1QO3
Complex between NK cell receptor Ly49A and its MHC class I ligand H-2Dd
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | MHC CLASS I H-2DD HEAVY CHAIN | polymer | 277 | 32265.9 | 1 | UniProt (P01900) Pfam (PF00129) Pfam (PF07654) | MUS MUSCULUS (MOUSE) | H-2 CLASS I HISTOCOMPATIBILITY ANTIGEN, D-D ALPHA CHAIN, (H-2D(D)) |
| 2 | B (B) | BETA-2-MICROGLOBULIN | polymer | 100 | 11791.5 | 1 | UniProt (P01887) Pfam (PF07654) | MUS MUSCULUS (MOUSE) | B2M |
| 3 | C, D (C, D) | LY49A | polymer | 137 | 15921.3 | 2 | UniProt (P20937) Pfam (PF00059) | MUS MUSCULUS (MOUSE) | NK-CELL SURFACE GLYCOPROTEIN YE1/48, T LYMPHOCYTE ANTIGEN A1, LY49-A ANTIGEN, LY49A |
| 4 | E (P) | HIV ENVELOPE GLYCOPROTEIN 120 PEPTIDE | polymer | 10 | 1075.3 | 1 | UniProt (P04582) | HUMAN IMMUNODEFICIENCY VIRUS | |
| 5 | F, G, H (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 3 | Chemie (EDO) | |||
| 6 | I, J, K, L, M (A, B, C, D, P) | water | water | 18.0 | 352 | Chemie (HOH) |
Sequence modifications
A: 1 - 1 (PDB: 1QO3)
A: 2 - 277 (UniProt: P01900)
B: 0 - 0 (PDB: 1QO3)
B: 1 - 99 (UniProt: P01887)
C, D: 126 - 262 (UniProt: P20937)
A: 2 - 277 (UniProt: P01900)
B: 0 - 0 (PDB: 1QO3)
B: 1 - 99 (UniProt: P01887)
| PDB | External Database | Details |
|---|---|---|
| Ala 85 | Asp 105 | variant |
| PDB | External Database | Details |
|---|---|---|
| Ser 126 | Lys 126 | engineered mutation |
| Thr 166 | Ala 166 | variant |
| Arg 223 | Gly 223 | variant |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 76975.4 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 186.2 | |
| All* | Total formula weight | 77161.6 |
