› 6g49

X-ray diffraction
1.6Å resolution

Crystal structure of the periplasmic domain of TgpA from Pseudomonas aeruginosa

Released:
DOI: 10.2210/pdb6g49/pdb
PDB entry 6g49 coloured by chain, front view.
PDB entry 6g49 coloured by chain, side view.
PDB entry 6g49 coloured by chain, top view.
Source organism: Pseudomonas aeruginosa PAO1
Primary publication:
Structural and functional characterization of TgpA, a critical protein for the viability of Pseudomonas aeruginosa.
Uruburu M, Mastrangelo E, Bolognesi M, Ferrara S, Bertoni G, Milani M
J Struct Biol 205 18-25 (2019)
PMID: 30599211

Function and Biology Details

Reaction catalysed: 
A protein-L-glutamine + a protein-L-lysine = a protein with an N(6)-(gamma-glutamyl)-L-lysine cross-link + NH(3)
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191212 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Protein-glutamine gamma-glutamyltransferase Chain: A
Molecule details ›
Chain: A
Length: 338 amino acids
Theoretical weight: 38.44 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9HZX3 (Residues: 180-499; Coverage: 48%)
Gene names: PA2873, tgpA
Sequence domains:

Ligands and Environments

2 bound ligands:
Ligand PO4 7 x PO4
Ligand CL 1 x CL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE MASSIF-3
Spacegroup: P43212
Unit cell:
a: 71.64Å b: 71.64Å c: 164.26Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.162 0.16 0.194
Expression system: Escherichia coli

Quick links

Citations

2 mentions without citation

Identification and classification of papain-like cysteine proteinases.
Ozhelvaci et al. (2023)
1 more