3OQY
Semi-synthetic ribonuclease S: para-cyano-phenylalanine at position 8
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords | 
| 1 | A, C (b, a)  | Ribonuclease pancreatic | polymer | 15 | 1778.0 | 2 | UniProt (P61823) | Bos taurus | RNase 1, RNase A | 
| 2 | B, D (B, A)  | Ribonuclease pancreatic | polymer | 104 | 11556.0 | 2 | UniProt (P61823) Pfam (PF00074)  | Bos taurus (bovine cow domestic cattle domestic cow) | RNase 1, RNase A | 
| 3 | E, F, G, H (b, B, a, A)  | water | water | 18.0 | 354 | Chemie (HOH) | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 | 
| Total formula weight | 26667.9 | |
| All* | Total formula weight | 26667.9 | 






