› 3k9t

X-ray diffraction
2.37Å resolution

Crystal structure of putative peptidase (NP_348812.1) from CLOSTRIDIUM ACETOBUTYLICUM at 2.37 A resolution

Released:
DOI: 10.2210/pdb3k9t/pdb
PDB entry 3k9t coloured by chain, front view.
PDB entry 3k9t coloured by chain, side view.
PDB entry 3k9t coloured by chain, top view.
Source organism: Clostridium acetobutylicum
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-188910 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative polysaccharide biosynthesis protein with aminopeptidase-like domain Chain: A
Molecule details ›
Chain: A
Length: 435 amino acids
Theoretical weight: 50.59 KDa
Source organism: Clostridium acetobutylicum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q97H19 (Residues: 1-434; Coverage: 100%)
Gene name: CA_C2195
Sequence domains:
Structure domains:

Ligands and Environments

4 bound ligands:
Ligand ZN 1 x ZN
Ligand CL 2 x CL
Ligand IMD 1 x IMD
Ligand MRD 4 x MRD
1 modified residue:
Ligand MSE 13 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: R32
Unit cell:
a: 153.782Å b: 153.782Å c: 168.378Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.171 0.169 0.212
Expression system: Escherichia coli

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