3F2U
Crystal structure of human chromobox homolog 1 (CBX1)
Functional Information from PROSITE/UniProt
| site_id | PS00598 |
| Number of Residues | 21 |
| Details | CHROMO_1 Chromo domain signature. YlLKWkGFsdedn.TWEPeenL |
| Chain | Residue | Details |
| A | TYR20-LEU40 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | SITE: Histone H3K9me2 binding => ECO:0000250 |
| Chain | Residue | Details |
| A | TYR3 | |
| A | TRP24 | |
| A | PHE27 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | SITE: Histone H3A7 binding => ECO:0000250 |
| Chain | Residue | Details |
| A | VAL5 | |
| A | LEU22 | |
| A | LEU40 | |
| A | CYS42 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | CROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2) => ECO:0007744|PubMed:28112733 |
| Chain | Residue | Details |
| A | LYS15 |
