2HIM
Crystal Structure and Allosteric Regulation of the Cytoplasmic Escherichia coli L-Asparaginase I
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 | L-asparaginase 1 | polymer | 358 | 39305.4 | 4 | UniProt (P0A962) Pfam (PF00710) Pfam (PF17763) In PDB | Escherichia coli | L-asparaginase I, L-asparagine amidohydrolase I, L-ASNase I |
2 | A, B, C, D | ASPARTIC ACID | non-polymer | 133.1 | 4 | Chemie (ASP) | |||
3 | A, B, C, D | ASPARAGINE | non-polymer | 132.1 | 8 | Chemie (ASN) | |||
4 | A, B, C, D | 1,2-ETHANEDIOL | non-polymer | 62.1 | 8 | Chemie (EDO) | |||
5 | water | water | 18.0 | 515 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 338 (UniProt: P0A962)
PDB | External Database | Details |
---|---|---|
Met -19 | - | cloning artifact |
Gly -18 | - | cloning artifact |
Ser -17 | - | cloning artifact |
Ser -16 | - | cloning artifact |
His -15 | - | expression tag |
His -14 | - | expression tag |
His -13 | - | expression tag |
His -12 | - | expression tag |
His -11 | - | expression tag |
His -10 | - | expression tag |
Ser -9 | - | cloning artifact |
Ser -8 | - | cloning artifact |
Gly -7 | - | cloning artifact |
Leu -6 | - | cloning artifact |
Val -5 | - | cloning artifact |
Pro -4 | - | cloning artifact |
Arg -3 | - | cloning artifact |
Gly -2 | - | cloning artifact |
Ser -1 | - | cloning artifact |
His 0 | - | cloning artifact |
Ala 162 | Thr 162 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 157221.7 | |
Non-Polymers* | Number of molecules | 20 |
Total formula weight | 2085.9 | |
All* | Total formula weight | 159307.6 |