2vxm

X-ray diffraction
2.82Å resolution

Screening a Limited Structure-based Library Identifies UDP-GalNAc- Specific Mutants of alpha-1,3 Galactosyltransferase

Released:

Function and Biology Details

Reaction catalysed:
UDP-alpha-D-galactose + beta-D-galactosyl-(1->4)-beta-N-acetyl-D-glucosaminyl-R = UDP + alpha-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-N-acetylglucosaminyl-R
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-147073 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
N-acetyllactosaminide alpha-1,3-galactosyltransferase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 273 amino acids
Theoretical weight: 32.17 KDa
Source organism: Bos taurus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P14769 (Residues: 82-354; Coverage: 74%)
Gene name: GGTA1
Sequence domains: Glycosyltransferase family 6
Structure domains: Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X13
Spacegroup: C2
Unit cell:
a: 130.72Å b: 65.3Å c: 163.69Å
α: 90° β: 105.4° γ: 90°
R-values:
R R work R free
0.219 0.219 0.29
Expression system: Escherichia coli BL21(DE3)