PDBe 1pm4

X-ray diffraction
1.76Å resolution

Crystal structure of Yersinia pseudotuberculosis-derived mitogen (YPM)


Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Superantigen YPMa Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 119 amino acids
Theoretical weight: 13.22 KDa
Source organism: Yersinia pseudotuberculosis
Expression system: Escherichia coli
  • Canonical: Q57221 (Residues: 33-151; Coverage: 91%)
Gene name: ypm
Sequence domains: Yersinia pseudo-tuberculosis mitogen
Structure domains: Superantigen (mitogen) Ypm

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL1-5
Spacegroup: C2
Unit cell:
a: 138.651Å b: 78.652Å c: 32.901Å
α: 90° β: 91.97° γ: 90°
R R work R free
0.184 0.182 0.229
Expression system: Escherichia coli