4KXH
The X-ray crystal structure of a dimeric variant of human pancreatic ribonuclease
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Ribonuclease pancreatic | polymer | 123 | 14124.0 | 4 | UniProt (P07998) Pfam (PF00074) | Homo sapiens (human) | HP-RNase, RIB-1, RNase UpI-1, Ribonuclease 1, RNase 1, Ribonuclease A, RNase A |
| 2 | E, F, G, H, I... (A, B, C, D) | SULFATE ION | non-polymer | 96.1 | 13 | Chemie (SO4) | |||
| 3 | K, Q, U (B, C, D) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 4 | R (C) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | V, W, X, Y (A, B, C, D) | water | water | 18.0 | 211 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 56495.8 | |
| Non-Polymers* | Number of molecules | 17 |
| Total formula weight | 1353.2 | |
| All* | Total formula weight | 57849.1 |
