3KUE
Crystal structure of E. coli HPPK(E77A)
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | 2-amino-4-hydroxy-6-hydroxymethyldihydropteridine pyrophosphokinase | polymer | 158 | 17908.5 | 1 | UniProt (P26281) Pfam (PF01288) In PDB | Escherichia coli | 7,8-dihydro-6-hydroxymethylpterin-pyrophosphokinase, HPPK, 6-hydroxymethyl-7,8-dihydropterin pyrophosphokinase, PPPK |
2 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
3 | A | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
4 | water | water | 18.0 | 169 | Chemie (HOH) |
Sequence modifications
A: 1 - 158 (UniProt: P26281)
PDB | External Database | Details |
---|---|---|
Ala 77 | Glu 78 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 17908.5 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 94.5 | |
All* | Total formula weight | 18003.0 |