X-ray diffraction
2.1Å resolution

Crystal structure of catalytic domain of human beta1,4-galactosyltransferase-7 in open conformation with manganses and UDP


Function and Biology Details

Reaction catalysed:
UDP-alpha-D-galactose + O-beta-D-xylosyl-[protein] = UDP + 4-beta-D-galactosyl-O-beta-D-xylosyl-[protein]
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents:
1 distinct polypeptide molecule
Beta-1,4-galactosyltransferase 7 Chains: A, B
Molecule details ›
Chains: A, B
Length: 251 amino acids
Theoretical weight: 29.22 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q9UBV7 (Residues: 81-327; Coverage: 76%)
Gene names: B4GALT7, UNQ748/PRO1478, XGALT1
Sequence domains: N-terminal domain of galactosyltransferase
Structure domains: Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P41212
Unit cell:
a: 125.186Å b: 125.186Å c: 87.326Å
α: 90° β: 90° γ: 90°
R R work R free
0.221 0.218 0.275
Expression system: Escherichia coli