3E74
Crystal structure of E. coli allantoinase with iron ions at the metal center
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 | Allantoinase | polymer | 473 | 52602.5 | 4 | UniProt (P77671) Pfam (PF01979) In PDB | Escherichia coli | Allantoin-utilizing enzyme |
2 | A, B, C, D | FE (III) ION | non-polymer | 55.8 | 8 | Chemie (FE) | |||
3 | water | water | 18.0 | 865 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 453 (UniProt: P77671)
PDB | External Database | Details |
---|---|---|
Mse -19 | - | expression tag |
Gly -18 | - | expression tag |
Ser -17 | - | expression tag |
Ser -16 | - | expression tag |
His -15 | - | expression tag |
His -14 | - | expression tag |
His -13 | - | expression tag |
His -12 | - | expression tag |
His -11 | - | expression tag |
Ser -10 | - | expression tag |
Ser -9 | - | expression tag |
Gly -8 | - | expression tag |
Glu -7 | - | expression tag |
Asn -6 | - | expression tag |
Leu -5 | - | expression tag |
Tyr -4 | - | expression tag |
Phe -3 | - | expression tag |
Gln -2 | - | expression tag |
Gly -1 | - | expression tag |
His 0 | - | expression tag |
Ile 262 | Val 262 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 210410.1 | |
Non-Polymers* | Number of molecules | 8 |
Total formula weight | 446.8 | |
All* | Total formula weight | 210856.9 |