4NPH | pdb_00004nph

Crystal structure of SsaN from Salmonella enterica

• PDB DOI: https://doi.org/10.2210/pdb4NPH/pdb

• Classification: PROTEIN TRANSPORT
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-11-21 Released: 2014-07-23 
• Deposition Author(s): Sugiman-Marangos, S.N., Zhang, K., Cooper, C.A., Coombes, B.K., Junop, M.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.09 Å
• R-Value Free: 
  0.229 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.191 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.195 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of SsaN from Salmonella enterica

Allison, S.E., Tuinema, B.R., Everson, E., Cooper, C.A., Sugiman-Marangos, S.N., Zhang, K., Junop, M.S., Coombes, B.K.

(2014) J Biological Chem 

Biological Assembly 1  

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

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 38.88 kDa 
• Atom Count: 2,598 
• Modelled Residue Count: 324 
• Deposited Residue Count: 351 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable secretion system apparatus ATP synthase SsaN	A	351	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0  Gene Names: ssaN, STM1415 EC: 3.6.3.14 (PDB Primary Data), 7.4.2.8 (UniProt)
UniProt
Find proteins for P74857 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P74857  Go to UniProtKB:  P74857

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.09 Å
• R-Value Free:  0.229 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.191 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.195 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 138.138	α = 90
b = 76.312	β = 103.71
c = 39.094	γ = 90

Software Package:

Software Name	Purpose
CBASS	data collection
PHENIX	model building
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-07-23 
Deposition Author(s): Sugiman-Marangos, S.N., Zhang, K., Cooper, C.A., Coombes, B.K., Junop, M.S.

Revision History  

• Version 1.0: 2014-07-23
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Refinement description