6U1B

Structure of N-terminus locked Esp with eight pro-peptide residues - V67C, D255C

• PDB DOI: https://doi.org/10.2210/pdb6U1B/pdb

• Classification: HYDROLASE
• Organism(s): Staphylococcus epidermidis ATCC 12228
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2019-08-15 Released: 2019-09-04 
• Deposition Author(s): Manne, K., Sthanam, V.L.N.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.08 Å
• R-Value Free: 0.215 
• R-Value Work: 0.160 
• R-Value Observed: 0.166 

Literature

Structural insights into the role of the N-terminus in the activation and function of extracellular serine protease from Staphylococcus epidermidis

Manne, K., Narayana, S.V.L.

(2020) Acta Crystallogr D Biol Crystallogr 76: 28-40

• DOI: https://doi.org/10.1107/S2059798319015055

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 24.49 kDa 
• Atom Count: 1,890 
• Modelled Residue Count: 221 
• Deposited Residue Count: 224 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutamyl endopeptidase	A	224	Staphylococcus epidermidis ATCC 12228	Mutation(s): 2  Gene Names: gseA, esp, SE_1543 EC: 3.4.21.19
UniProt
Find proteins for P0C0Q2 (Staphylococcus epidermidis (strain ATCC 12228 / FDA PCI 1200)) Explore P0C0Q2  Go to UniProtKB:  P0C0Q2

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.08 Å
• R-Value Free: 0.215 
• R-Value Work: 0.160 
• R-Value Observed: 0.166 
• Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.975	α = 90
b = 41.975	β = 90
c = 378.437	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHENIX	phasing

Structure Validation

Currently 6U1B does not have a validation slider image.

Entry History & Funding Information

Deposition Data

• Released Date: 2019-09-04 
Deposition Author(s): Manne, K., Sthanam, V.L.N.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	R01- AI106808

Revision History  

• Version 1.0: 2019-09-04
  Type: Initial release
  
• Version 1.1: 2019-12-18
  Changes: Author supporting evidence
• Version 1.2: 2020-01-08
  Changes: Database references
• Version 1.3: 2023-10-11
  Changes: Data collection, Database references, Refinement description