4NI9
Crystal structure of human interleukin 6 in complex with a modified nucleotide aptamer (SOMAMER SL1025), FORM 2
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | B, D | SOMAmer SL1025 | polymer | 32 | 11402.9 | 2 | |||
| 2 | A, C | Interleukin-6 | polymer | 186 | 21137.2 | 2 | UniProt (P05231) Pfam (PF00489) In PDB | Homo sapiens (human) | IL-6, B-cell stimulatory factor 2, BSF-2, CTL differentiation factor, CDF, Hybridoma growth factor, Interferon beta-2, IFN-beta-2 |
| 3 | B | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
| 4 | water | water | 18.0 | 22 | Chemie (HOH) |
Sequence modifications
A, C: 0 - 184 (UniProt: P05231)
| PDB | External Database | Details |
|---|---|---|
| Met -1 | - | initiating methionine |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 65080.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 46.0 | |
| All* | Total formula weight | 65126.0 |
