2BIR
ADDITIVITY OF SUBSTRATE BINDING IN RIBONUCLEASE T1 (Y42A MUTANT)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | RIBONUCLEASE T1 | polymer | 104 | 10958.6 | 1 | UniProt (P00651) Pfam (PF00545) In PDB | Aspergillus oryzae | |
| 2 | A | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 3 | A | GUANOSINE-2'-MONOPHOSPHATE | non-polymer | 363.2 | 1 | Chemie (2GP) | |||
| 4 | water | water | 18.0 | 82 | Chemie (HOH) |
Sequence modifications
A: 1 - 104 (UniProt: P00651)
| PDB | External Database | Details |
|---|---|---|
| Lys 25 | Gln 51 | conflict |
| Ala 42 | Tyr 68 | engineered mutation |
| Ala 49 | Asp 75 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 10958.6 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 403.3 | |
| All* | Total formula weight | 11361.9 |
