1Y9Z
Crystal Structure of Psychrophilic Subtilisin-like Serine Protease from Antarctic Psychrotroph Pseudoalteromonas sp. AS-11 at 0.14 nm resolution
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B (A, B) | alkaline serine protease | polymer | 441 | 45149.0 | 2 | GenBank (52421107) Pfam (PF00082) Pfam (PF02225) UniProt (by SIFTS) (Q65Z69) | Pseudoalteromonas sp. | subtilisin-like protease |
2 | C, D, J, K (A, B) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
3 | E, F, L, M (A, B) | SODIUM ION | non-polymer | 23.0 | 4 | Chemie (NA) | |||
4 | G, N (A, B) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
5 | H, O (A, B) | phenylmethanesulfonic acid | non-polymer | 172.2 | 2 | Chemie (PMS) | |||
6 | I (A) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
7 | P, Q (A, B) | water | water | 18.0 | 542 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 90298.1 | |
Non-Polymers* | Number of molecules | 13 |
Total formula weight | 910.9 | |
All* | Total formula weight | 91209.0 |