1CV8

STAPHOPAIN, CYSTEINE PROTEINASE FROM STAPHYLOCOCCUS AUREUS V8

• PDB DOI: https://doi.org/10.2210/pdb1CV8/pdb

• Classification: CYSTEINE PROTEASE
• Organism(s): Staphylococcus aureus
• Mutation(s): No 


• Deposited: 1998-05-08 Released: 1998-10-14 
• Deposition Author(s): Hofmann, B., Schomburg, D., Hecht, H.-J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.239 
• R-Value Work: 0.200 
• R-Value Observed: 0.183 

Literature

Crystal Structure of a Thiol Proteinase from Staphylococcus Aureus V-8 in the E-64 Inhibitor Complex

Hofmann, B., Schomburg, D., Hecht, H.J.

(1993) Acta Crystallogr A 49: 102

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 20.29 kDa 
• Atom Count: 1,539 
• Modelled Residue Count: 173 
• Deposited Residue Count: 174 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
STAPHOPAIN	A	174	Staphylococcus aureus	Mutation(s): 0  EC: 3.4.22
UniProt
Find proteins for P81297 (Staphylococcus aureus) Explore P81297  Go to UniProtKB:  P81297

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
E64	C [auth A]	N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE C15 H30 N5 O5 QPQNJAXBPHVASB-QWRGUYRKSA-O
ACT	B [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.239 
• R-Value Work: 0.200 
• R-Value Observed: 0.183 
• Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.139	α = 90
b = 61.139	β = 90
c = 195.063	γ = 120

Software Package:

Software Name	Purpose
CCP4	model building
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
CCP4	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-10-14 
Deposition Author(s): Hofmann, B., Schomburg, D., Hecht, H.-J.

Revision History  

• Version 1.0: 1998-10-14
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance