1PXV

The staphostatin-staphopain complex: a forward binding inhibitor in complex with its target cysteine protease

Structural Biology Knowledgebase: 1PXV SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.191

Literature

Macromolecules
Sequence Display for 1PXV

Classification: HYDROLASE

Total Structure Weight: 68813.34

Macromolecule Entities
Molecule Chains Length Organism Details
cysteine protease A, B 183 Staphylococcus aureus EC#: 3.4.22 IUBMB
Mutation: C243A, S283A, E310N
Gene Name(s): sspB
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
cysteine protease Inhibitor C, D 111 Staphylococcus aureus EC#: 3.4.22 IUBMB
Mutation: I70F
Gene Name(s): sspC SAOUHSC_00986
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A, B SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GAI
Query on GAI

B GUANIDINE
C H5 N3
ZRALSGWEFCBTJO-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.191
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 73.49 α = 90.00
b = 94.97 β = 90.00
c = 110.93 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-07-07
  • Released Date: 2003-10-21
  • Deposition author(s): Filipek, R., Rzychon, M., Oleksy, A., Gruca, M., Dubin, A., Potempa, J., Bochtler, M.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4