4X3K
Crystal structure of chromobox homolog 7 (CBX7) chromodomain with H3K27me3 peptide
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B (A, B) | Chromobox protein homolog 7 | polymer | 64 | 7730.9 | 2 | UniProt (Q8VDS3) Pfam (PF00385) | Mus musculus (Mouse) | |
2 | C, D (C, D) | H3K27me3 peptide | polymer | 7 | 776.0 | 2 | UniProt (by SIFTS) (P68431) | Homo sapiens | |
3 | E, F (A, B) | NICKEL (II) ION | non-polymer | 58.7 | 2 | Chemie (NI) | |||
4 | G (B) | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
5 | H, I, J, K (A, B, C, D) | water | water | 18.0 | 167 | Chemie (HOH) |
Sequence modifications
A, B: 7 - 66 (UniProt: Q8VDS3)
PDB | External Database | Details |
---|---|---|
Gly 3 | - | expression tag |
Ser 4 | - | expression tag |
His 5 | - | expression tag |
Met 6 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 17013.7 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 156.5 | |
All* | Total formula weight | 17170.2 |