3SRN
STRUCTURAL CHANGES THAT ACCOMPANY THE REDUCED CATALYTIC EFFICIENCY OF TWO SEMISYNTHETIC RIBONUCLEASE ANALOGS
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | RIBONUCLEASE A | polymer | 113 | 12495.0 | 1 | UniProt (P61823) Pfam (PF00074) | Bos taurus (cattle) | |
| 2 | B (B) | RIBONUCLEASE A | polymer | 11 | 1230.4 | 1 | UniProt (P61823) | ||
| 3 | C (B) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 4 | D, E (A, B) | water | water | 18.0 | 133 | Chemie (HOH) |
Sequence modifications
B: 114 - 123 (UniProt: P61823)
| PDB | External Database | Details |
|---|---|---|
| Asn 121 | - | insertion |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 13725.4 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 96.1 | |
| All* | Total formula weight | 13821.4 |
