› 2y7a

X-ray diffraction
2.06Å resolution

Crystal structure of unliganded GTB P156L

Released:
DOI: 10.2210/pdb2y7a/pdb
PDB entry 2y7a coloured by chain, front view.
PDB entry 2y7a coloured by chain, side view.
PDB entry 2y7a coloured by chain, top view.
Source organism: Homo sapiens
Entry authors: Weadge J, Palcic MM, Henriksen A

Function and Biology Details

Reactions catalysed: 
UDP-alpha-D-galactose + alpha-L-fucosyl-(1->2)-D-galactosyl-R = UDP + alpha-D-galactosyl-(1->3)-(alpha-L-fucosyl-(1->2))-D-galactosyl-R
UDP-N-acetyl-alpha-beta-D-galactosamine + glycoprotein-alpha-L-fucosyl-(1->2)-D-galactose = UDP + glycoprotein-N-acetyl-alpha-D-galactosaminyl-(1->3)-(alpha-L-fucosyl-(1->2))-beta-D-galactose
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-147726 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Fucosylglycoprotein alpha-N-acetylgalactosaminyltransferase soluble form Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 298 amino acids
Theoretical weight: 34.68 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P16442 (Residues: 64-354; Coverage: 82%)
Gene name: ABO
Sequence domains: Glycosyltransferase family 6
Structure domains: Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

Ligands and Environments

2 bound ligands:
Ligand MN 1 x MN
Ligand UDP 1 x UDP
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH3R
Spacegroup: P21
Unit cell:
a: 63.73Å b: 78.29Å c: 143.74Å
α: 90° β: 88.96° γ: 90°
R-values:
R R work R free
0.217 0.216 0.245
Expression system: Escherichia coli BL21(DE3)

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