5c1d

X-ray diffraction
2.05Å resolution

Human OGT in complex with UDP-5S-GlcNAc and substrate peptide (RB2L)

Released:

Function and Biology Details

Reaction catalysed:
UDP-N-acetyl-alpha-D-glucosamine + [protein]-L-serine = UDP + [protein]-3-O-(N-acetyl-beta-D-glucosaminyl)-L-serine
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-127419 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
UDP-N-acetylglucosamine--peptide N-acetylglucosaminyltransferase 110 kDa subunit Chain: A
Molecule details ›
Chain: A
Length: 723 amino acids
Theoretical weight: 80.97 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: O15294 (Residues: 323-1041; Coverage: 69%)
Gene name: OGT
Sequence domains:
Structure domains:
Retinoblastoma-like protein 2 Chain: C
Molecule details ›
Chain: C
Length: 8 amino acids
Theoretical weight: 745 Da
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: Q08999 (Residues: 416-423; Coverage: 1%)
Gene names: RB2, RBL2

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE MASSIF-3
Spacegroup: F222
Unit cell:
a: 138.527Å b: 151.611Å c: 200.429Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.196 0.195 0.229
Expression systems:
  • Escherichia coli BL21
  • Not provided