PDBe 1pxh

X-ray diffraction
2.15Å resolution

Crystal structure of protein tyrosine phosphatase 1B with potent and selective bidentate inhibitor compound 2

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Tyrosine-protein phosphatase non-receptor type 1 Chain: A
Molecule details ›
Chain: A
Length: 321 amino acids
Theoretical weight: 37.37 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P18031 (Residues: 1-321; Coverage: 74%)
Gene names: PTP1B, PTPN1
Sequence domains: Protein-tyrosine phosphatase
Structure domains: Protein tyrosine phosphatase superfamily

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9A
Spacegroup: P212121
Unit cell:
a: 52.84Å b: 85.678Å c: 88.678Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.203 0.2 0.207
Expression system: Escherichia coli BL21(DE3)