› 3isr

X-ray diffraction
1.9Å resolution

The Crystal Structure of a Putative Cysteine Protease from Cytophaga hutchinsonii to 1.9A

Released:
DOI: 10.2210/pdb3isr/pdb
PDB 3isr coloured by chain and viewed from the front.
PDB 3isr coloured by chain and viewed from the side.
PDB 3isr coloured by chain and viewed from the top.
Source organism: Cytophaga hutchinsonii ATCC 33406
Entry authors: Stein AJ, Bigelow L, Trevino D, Buck K, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Transglutaminase-like enzymes, putative cysteine protease Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 293 amino acids
Theoretical weight: 33.16 KDa
Source organism: Cytophaga hutchinsonii ATCC 33406
Expression system: Escherichia coli BL21(DE3)
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 16 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 90.716Å b: 115.24Å c: 131.262Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.189 0.187 0.22
Expression system: Escherichia coli BL21(DE3)

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