PDBe 1l9m

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: Homo sapiens
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: RIGAKU RU200
Spacegroup: P1
Unit cell:
a: 57.709Å b: 67.515Å c: 116.208Å
α: 97.24° β: 90.15° γ: 98.67°
R R work R free
0.248 0.182 0.225
Expression system: Spodoptera frugiperda