2BHT
Crystal structure of O-acetylserine sulfhydrylase B
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, D | CYSTEINE SYNTHASE B | polymer | 303 | 32665.1 | 4 | UniProt (P16703) Pfam (PF00291) In PDB | ESCHERICHIA COLI | O-ACETYLSERINE SULFHYDRYLASE B, O-ACETYLSERINE (THIOL)-LYASE B, CSASE B, O-ACETYLSERINE SULFHYDRYLASE B |
2 | A, B, C, D | PYRIDOXAL-5'-PHOSPHATE | non-polymer | 247.1 | 4 | Chemie (PLP) | |||
3 | water | water | 18.0 | 223 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 303 (UniProt: P16703)
PDB | External Database | Details |
---|---|---|
Arg 57 | Glu 57 | engineered mutation |
Lys 148 | Tyr 148 | engineered mutation |
Glu 184 | Arg 184 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 130660.4 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 988.6 | |
All* | Total formula weight | 131649.0 |