4C2E
Crystal structure of the protease CtpB(S309A) present in a resting state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | CARBOXY-TERMINAL PROCESSING PROTEASE CTPB | polymer | 446 | 49768.5 | 2 | UniProt (O35002) Pfam (PF22694) Pfam (PF13180) Pfam (PF03572) Pfam (PF01471) In PDB | BACILLUS SUBTILIS SUBSP. SUBTILIS STR. 168 | C-TERMINAL PROCESSING PROTEASE, CTPB |
| 2 | water | water | 18.0 | 985 | Chemie (HOH) |
Sequence modifications
A, B: 44 - 480 (UniProt: O35002)
| PDB | External Database | Details |
|---|---|---|
| Met 43 | - | initiating methionine |
| Leu 481 | - | expression tag |
| Glu 482 | - | expression tag |
| His 483 | - | expression tag |
| His 484 | - | expression tag |
| His 485 | - | expression tag |
| His 486 | - | expression tag |
| His 487 | - | expression tag |
| His 488 | - | expression tag |
| Thr 227 | Ala 227 | conflict |
| Ile 257 | Leu 257 | conflict |
| Ala 309 | Ser 309 | engineered mutation |
| Ile 444 | Val 444 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 99537.1 | |
| All* | Total formula weight | 99537.1 |
