3NQJ
Crystal structure of (CENP-A/H4)2 heterotetramer
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Histone H3-like centromeric protein A | polymer | 82 | 9379.0 | 1 | UniProt (P49450) Pfam (PF00125) In PDB | Homo sapiens (human) | Centromere protein A, CENP-A, Centromere autoantigen A |
2 | B | Histone H4 | polymer | 84 | 9540.3 | 1 | UniProt (P62805) Pfam (PF15511) In PDB | Homo Sapiens (Human) | |
3 | A, B | PHOSPHATE ION | non-polymer | 95.0 | 4 | Chemie (PO4) | |||
4 | water | water | 18.0 | 136 | Chemie (HOH) |
Sequence modifications
A: 60 - 140 (UniProt: P49450)
B: 20 - 102 (UniProt: P62805)
PDB | External Database | Details |
---|---|---|
Met 59 | - | insertion |
PDB | External Database | Details |
---|---|---|
Met 19 | - | insertion |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 18919.3 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 379.9 | |
All* | Total formula weight | 19299.2 |