3T41

1.95 Angstrom Resolution Crystal Structure of Epidermin Leader Peptide Processing Serine Protease (EpiP) S393A Mutant from Staphylococcus aureus

• PDB DOI: https://doi.org/10.2210/pdb3T41/pdb

• Classification: HYDROLASE
• Organism(s): Staphylococcus aureus subsp. aureus COL
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2011-07-25 Released: 2011-08-17 
• Deposition Author(s): Minasov, G., Kuhn, M., Ruan, J., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Bagnoli, F., Falugi, F., Bottomley, M., Grandi, G., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.195 
• R-Value Work: 0.166 
• R-Value Observed: 0.167 

Starting Model: experimental

Literature

1.95 Angstrom Resolution Crystal Structure of Epidermin Leader Peptide Processing Serine Protease (EpiP) S393A Mutant from Staphylococcus aureus.

Minasov, G., Kuhn, M., Ruan, J., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Bagnoli, F., Falugi, F., Bottomley, M., Grandi, G., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 105.68 kDa 
• Atom Count: 7,353 
• Modelled Residue Count: 843 
• Deposited Residue Count: 942 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Epidermin leader peptide processing serine protease EpiP	A, B	471	Staphylococcus aureus subsp. aureus COL	Mutation(s): 1  Gene Names: epiP, SACOL1874 EC: 3.4.21
UniProt
Find proteins for A0A0H2WX20 (Staphylococcus aureus (strain COL)) Explore A0A0H2WX20  Go to UniProtKB:  A0A0H2WX20

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	C [auth A], D [auth A], E [auth A], F [auth B], G [auth B], H [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL	I [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.195 
• R-Value Work: 0.166 
• R-Value Observed: 0.167 
• Space Group: P 1 2₁ 1
• Diffraction Data: https://doi.org/10.18430/m33t41

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.234	α = 90
b = 68.473	β = 91.66
c = 97.723	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-08-17 
Deposition Author(s): Minasov, G., Kuhn, M., Ruan, J., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Bagnoli, F., Falugi, F., Bottomley, M., Grandi, G., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2011-08-17
  Type: Initial release
  
• Version 1.1: 2017-11-08
  Changes: Refinement description
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.3: 2024-11-06
  Changes: Structure summary