5x7b

X-ray diffraction
2.45Å resolution

Crystal structure of SHP2_SH2-CagA EPIYA_C peptide complex

Released:

Function and Biology Details

Reaction catalysed:
Protein tyrosine phosphate + H(2)O = protein tyrosine + phosphate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-157377 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Tyrosine-protein phosphatase non-receptor type 11 Chain: A
Molecule details ›
Chain: A
Length: 220 amino acids
Theoretical weight: 24.82 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli 'BL21-Gold(DE3)pLysS AG'
UniProt:
  • Canonical: Q06124 (Residues: 1-220; Coverage: 37%)
Gene names: PTP2C, PTPN11, SHPTP2
Sequence domains: SH2 domain
Structure domains: SH2 domain
Cytotoxicity-associated immunodominant antigen Chains: L, N
Molecule details ›
Chains: L, N
Length: 13 amino acids
Theoretical weight: 1.51 KDa
Source organism: Helicobacter pylori
Expression system: Not provided
UniProt:
  • Canonical: P55980 (Residues: 966-978; Coverage: 1%)
Gene names: HP_0547, cag26, cagA, cai
Sequence domains: CagA exotoxin phosphopeptide substrate mimic region

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-17A
Spacegroup: P21212
Unit cell:
a: 80.483Å b: 101.493Å c: 29.945Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.228 0.225 0.278
Expression systems:
  • Escherichia coli 'BL21-Gold(DE3)pLysS AG'
  • Not provided