› 1jv3

X-ray diffraction
2.2Å resolution

Function and Biology Details

Reactions catalysed: 
UTP + N-acetyl-alpha-D-glucosamine 1-phosphate = diphosphate + UDP-N-acetyl-alpha-D-glucosamine
UTP + N-acetyl-alpha-D-galactosamine 1-phosphate = diphosphate + UDP-N-acetyl-alpha-D-galactosamine
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-172456 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
UDP-N-acetylhexosamine pyrophosphorylase Chains: A, B
Molecule details ›
Chains: A, B
Length: 505 amino acids
Theoretical weight: 57.1 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q16222 (Residues: 1-522; Coverage: 97%)
Gene names: SPAG2, UAP1
Sequence domains: UTP--glucose-1-phosphate uridylyltransferase
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand UD2 2 x UD2
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P21
Unit cell:
a: 85.735Å b: 70.769Å c: 95.384Å
α: 90° β: 95.26° γ: 90°
R-values:
R R work R free
0.19 0.19 0.234
Expression system: Escherichia coli

Quick links

Citations

18 review citations

Function of alternative splicing.
Stamm et al. (2005)
17 more

4 mentions without citation

Generating orthogonal glycosyltransferase and nucleotide sugar pairs as next-generation glycobiology tools.
Cioce et al. (2021)
3 more