43IB
Cryo-EM structure of canonical human nucleosome.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, E (A, E) | Histone H3.1 | polymer | 136 | 15437.2 | 2 | UniProt (P68431) Pfam (PF00125) | Homo sapiens (human) | Histone H3/a,Histone H3/b,Histone H3/c,Histone H3/d,Histone H3/f,Histone H3/h,Histone H3/i,Histone H3/j,Histone H3/k,Histone H3/l |
| 2 | B, F (B, F) | Histone H4 | polymer | 103 | 11394.4 | 2 | UniProt (P62805) Pfam (PF15511) | Homo sapiens (human) | |
| 3 | C, G (C, G) | Histone H2A type 2-A | polymer | 130 | 14125.5 | 2 | UniProt (Q6FI13) Pfam (PF00125) Pfam (PF16211) | Homo sapiens (human) | H2A-clustered histone 18,H2A-clustered histone 19,Histone H2A.2,Histone H2A/o |
| 4 | D, H (D, H) | Histone H2B type 1-C/E/F/G/I | polymer | 126 | 13937.2 | 2 | UniProt (P62807) Pfam (PF00125) | Homo sapiens (human) | Histone H2B.1 A,Histone H2B.a,H2B/a,Histone H2B.g,H2B/g,Histone H2B.h,H2B/h,Histone H2B.k,H2B/k,Histone H2B.l,H2B/l |
| 5 | I (I) | DNA (136-MER) | polymer | 558 | 171477.8 | 1 | synthetic construct | ||
| 6 | J (J) | DNA (136-MER) | polymer | 558 | 173243.8 | 1 | synthetic construct |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 10 |
| Total formula weight | 454510.4 | |
| All* | Total formula weight | 454510.4 |






