› 3pw3

X-ray diffraction
2.23Å resolution

Crystal structure of a cysteine protease (BDI_2249) from Parabacteroides distasonis ATCC 8503 at 2.23 A resolution

Released:
DOI: 10.2210/pdb3pw3/pdb
PDB entry 3pw3 coloured by chain, front view.
PDB entry 3pw3 coloured by chain, side view.
PDB entry 3pw3 coloured by chain, top view.
Source organism: Parabacteroides distasonis ATCC 8503
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-107944 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Aminopeptidase Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 383 amino acids
Theoretical weight: 44.27 KDa
Source organism: Parabacteroides distasonis ATCC 8503
Expression system: Escherichia coli
UniProt:
  • Canonical: A6LE66 (Residues: 24-405; Coverage: 100%)
Gene name: BDI_2249
Sequence domains: Peptidase C1-like family
Structure domains: Cysteine proteinases

Ligands and Environments

5 bound ligands:
Ligand ZN 6 x ZN
Ligand K 10 x K
Ligand CL 11 x CL
Ligand EDO 13 x EDO
Ligand ACT 2 x ACT
1 modified residue:
Ligand MSE 90 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL14-1
Spacegroup: P212121
Unit cell:
a: 104.592Å b: 137.81Å c: 223.165Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.16 0.159 0.181
Expression system: Escherichia coli

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