1K2X
Crystal structure of putative asparaginase encoded by Escherichia coli ybiK gene
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C | Putative L-asparaginase | polymer | 177 | 18958.7 | 2 | UniProt (P37595) Pfam (PF01112) In PDB | Escherichia coli | L-asparagine Amidohydrolase |
2 | B, D | Putative L-asparaginase | polymer | 143 | 14428.1 | 2 | UniProt (P37595) Pfam (PF01112) In PDB | Escherichia coli | L-asparagine Amidohydrolase |
3 | A, C | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
4 | A, C, D | CHLORIDE ION | non-polymer | 35.5 | 9 | Chemie (CL) | |||
5 | water | water | 18.0 | 575 | Chemie (HOH) |
Sequence modifications
A, C: 2 - 178 (UniProt: P37595)
PDB | External Database | Details |
---|---|---|
Cme 63 | Cys 63 | modified residue |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 66773.7 | |
Non-Polymers* | Number of molecules | 11 |
Total formula weight | 365.1 | |
All* | Total formula weight | 67138.7 |