X-ray diffraction
1.9Å resolution

Crystal structure of a M20 family metallo peptidase from Streptococcus pneumoniae

Entry authors: Minasov G, Shuvalova L, Brunzelle JS, Vorontsov II, Kiryukhina O, Collart FR, Joachimiak A, Anderson WF, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Peptidase M20 dimerisation domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 481 amino acids
Theoretical weight: 54.28 KDa
Source organism: Streptococcus pneumoniae TIGR4
Expression system: Escherichia coli BL21(DE3)
  • Canonical: A0A0H2UN21 (Residues: 1-457; Coverage: 100%)
Gene name: SP_0150
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-D
Spacegroup: P212121
Unit cell:
a: 87.954Å b: 101.922Å c: 118.074Å
α: 90° β: 90° γ: 90°
R R work R free
0.181 0.178 0.226
Expression system: Escherichia coli BL21(DE3)