2QAA
Crystal structure of the second tetrahedral intermediates of SGPB at pH 7.3
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Streptogrisin-B | polymer | 185 | 18653.2 | 2 | UniProt (P00777) Pfam (PF00089) In PDB | Streptomyces griseus | Serine protease B, SGPB, Pronase enzyme B |
| 2 | A, B | SULFATE ION | non-polymer | 96.1 | 5 | Chemie (SO4) | |||
| 3 | A, B | CHLORIDE ION | non-polymer | 35.5 | 10 | Chemie (CL) | |||
| 4 | B, A | TYROSINE | non-polymer | 181.2 | 2 | Chemie (TYR) | |||
| 5 | B, A | LEUCINE | non-polymer | 131.2 | 2 | Chemie (LEU) | |||
| 6 | B, A | 1,2-ETHANEDIOL | non-polymer | 62.1 | 4 | Chemie (EDO) | |||
| 7 | A | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 1 | Chemie (EPE) | |||
| 8 | B, A | GLYCEROL | non-polymer | 92.1 | 4 | Chemie (GOL) | |||
| 9 | B, A | ACETIC ACID | non-polymer | 60.1 | 3 | Chemie (ACY) | |||
| 10 | water | water | 18.0 | 521 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 37306.5 | |
| Non-Polymers* | Number of molecules | 31 |
| Total formula weight | 2494.7 | |
| All* | Total formula weight | 39801.1 |
