PDBe 1l9n

X-ray diffraction
2.1Å resolution

Three-dimensional structure of the human transglutaminase 3 enzyme: binding of calcium ions change structure for activation


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Protein-glutamine gamma-glutamyltransferase E Chains: A, B
Molecule details ›
Chains: A, B
Length: 692 amino acids
Theoretical weight: 76.67 KDa
Source organism: Unidentified
Expression system: Spodoptera frugiperda
  • Canonical: Q08188 (Residues: 2-693; Coverage: 100%)
Gene name: TGM3
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9B
Spacegroup: P1
Unit cell:
a: 57.488Å b: 116.537Å c: 60.768Å
α: 93.23° β: 92.99° γ: 89.51°
R R work R free
0.276 0.189 0.233
Expression system: Spodoptera frugiperda