1Y44
Crystal structure of RNase Z
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Ribonuclease Z | polymer | 320 | 35867.1 | 2 | UniProt (P54548) Pfam (PF12706) In PDB | Bacillus subtilis | RNase Z, tRNA 3 endonuclease, ZiPD, 3'tRNase, ELAC |
| 2 | A | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 3 | A | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 4 | A, B | GLYCEROL | non-polymer | 92.1 | 3 | Chemie (GOL) | |||
| 5 | B | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 1 | Chemie (MES) | |||
| 6 | water | water | 18.0 | 176 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 307 (UniProt: P54548)
| PDB | External Database | Details |
|---|---|---|
| Mse 1 | Met 1 | modified residue |
| Mse 46 | Ile 46 | engineered mutation |
| Mse 64 | Met 64 | modified residue |
| Mse 166 | Met 166 | modified residue |
| Mse 228 | Leu 228 | engineered mutation |
| Lys 308 | - | cloning artifact |
| Leu 309 | - | cloning artifact |
| Ala 310 | - | cloning artifact |
| Ala 311 | - | cloning artifact |
| Ala 312 | - | cloning artifact |
| Leu 313 | - | cloning artifact |
| Glu 314 | - | cloning artifact |
| His 315 | - | cloning artifact |
| His 316 | - | cloning artifact |
| His 317 | - | cloning artifact |
| His 318 | - | cloning artifact |
| His 319 | - | cloning artifact |
| His 320 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 71734.1 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 697.3 | |
| All* | Total formula weight | 72431.4 |
