PDBe 1q0n

X-ray diffraction
1.25Å resolution

CRYSTAL STRUCTURE OF A TERNARY COMPLEX OF 6-HYDROXYMETHYL-7,8-DIHYDROPTERIN PYROPHOSPHOKINASE FROM E. COLI WITH MGAMPCPP AND 6-HYDROXYMETHYL-7,8-DIHYDROPTERIN AT 1.25 ANGSTROM RESOLUTION

Released:

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
2-amino-4-hydroxy-6-hydroxymethyldihydropteridine pyrophosphokinase Chain: A
Molecule details ›
Chain: A
Length: 158 amino acids
Theoretical weight: 17.97 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Best match: P26281 (Residues: 2-159)
Gene names: JW0138, b0142, folK

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9B
Spacegroup: C2
Unit cell:
a: 73.591Å b: 37.743Å c: 57.909Å
α: 90° β: 116.94° γ: 90°
R-values:
R R work R free
0.115 0.101 0.147
Expression system: Escherichia coli BL21(DE3)