1CH0
RNASE T1 VARIANT WITH ALTERED GUANINE BINDING SEGMENT
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 (A, B, C) | PROTEIN (RIBONUCLEASE T1) | polymer | 104 | 11143.8 | 3 | UniProt (P00651) Pfam (PF00545) | Aspergillus oryzae | |
| 2 | D, F, G, H (A, B, C) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 3 | E, J (A, C) | GUANOSINE-2'-MONOPHOSPHATE | non-polymer | 363.2 | 2 | Chemie (2GP) | |||
| 4 | I (C) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | K, L, M (A, B, C) | water | water | 18.0 | 144 | Chemie (HOH) |
Sequence modifications
A, B, C: 1 - 104 (UniProt: P00651)
| PDB | External Database | Details |
|---|---|---|
| Lys 25 | Gln 51 | SEE REMARK 999 |
| Glu 41 | Lys 67 | engineered mutation |
| Phe 42 | Tyr 68 | engineered mutation |
| Arg 43 | Asn 69 | engineered mutation |
| Trp 45 | Tyr 71 | engineered mutation |
| Gln 46 | Glu 72 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 33431.3 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 922.2 | |
| All* | Total formula weight | 34353.5 |
