3KRE
Crystal structure of phosphoribosylaminoimidazole-succinocarboxamide synthase from Ehrlichia chaffeensis at 1.8A resolution
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Phosphoribosylaminoimidazole-succinocarboxamide synthase | polymer | 263 | 30365.1 | 1 | UniProt (Q2GHH2) Pfam (PF01259) In PDB | Ehrlichia chaffeensis str. Arkansas | SAICAR synthetase |
2 | A | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
3 | A | 1,2-ETHANEDIOL | non-polymer | 62.1 | 10 | Chemie (EDO) | |||
4 | water | water | 18.0 | 200 | Chemie (HOH) |
Sequence modifications
A: 1 - 242 (UniProt: Q2GHH2)
PDB | External Database | Details |
---|---|---|
Met -20 | - | expression tag |
Ala -19 | - | expression tag |
His -18 | - | expression tag |
His -17 | - | expression tag |
His -16 | - | expression tag |
His -15 | - | expression tag |
His -14 | - | expression tag |
His -13 | - | expression tag |
Met -12 | - | expression tag |
Gly -11 | - | expression tag |
Thr -10 | - | expression tag |
Leu -9 | - | expression tag |
Glu -8 | - | expression tag |
Ala -7 | - | expression tag |
Gln -6 | - | expression tag |
Thr -5 | - | expression tag |
Gln -4 | - | expression tag |
Gly -3 | - | expression tag |
Pro -2 | - | expression tag |
Gly -1 | - | expression tag |
Ser 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 30365.1 | |
Non-Polymers* | Number of molecules | 12 |
Total formula weight | 691.6 | |
All* | Total formula weight | 31056.7 |