3I45 | pdb_00003i45

CRYSTAL STRUCTURE OF putative twin-arginine translocation pathway signal protein from Rhodospirillum rubrum Atcc 11170

• PDB DOI: https://doi.org/10.2210/pdb3I45/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Rhodospirillum rubrum ATCC 11170
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2009-07-01 Released: 2009-07-14 
• Deposition Author(s): Malashkevich, V.N., Toro, R., Morano, C., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.36 Å
• R-Value Free: 
  0.174 (Depositor), 0.170 (DCC) 
• R-Value Work: 
  0.158 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.159 (Depositor) 

Literature

CRYSTAL STRUCTURE OF putative twin-arginine translocation pathway signal protein from Rhodospirillum rubrum Atcc 11170

Malashkevich, V.N., Toro, R., Morano, C., Sauder, J.M., Burley, S.K., Almo, S.C.

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)

Macromolecule Content

• Total Structure Weight: 42.69 kDa 
• Atom Count: 3,411 
• Modelled Residue Count: 378 
• Deposited Residue Count: 387 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Twin-arginine translocation pathway signal protein	A	387	Rhodospirillum rubrum ATCC 11170	Mutation(s): 0  Gene Names: Rru_A0563
UniProt
Find proteins for Q2RWX8 (Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1)) Explore Q2RWX8  Go to UniProtKB:  Q2RWX8

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NIO	B [auth A]	NICOTINIC ACID C6 H5 N O2 PVNIIMVLHYAWGP-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.36 Å
• R-Value Free:  0.174 (Depositor), 0.170 (DCC) 
• R-Value Work:  0.158 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.159 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 44.473	α = 90
b = 91.835	β = 106.49
c = 48.166	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
CBASS	data collection
HKL-2000	data reduction
SHELXD	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-07-14 
Deposition Author(s): Malashkevich, V.N., Toro, R., Morano, C., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2009-07-14
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Refinement description, Source and taxonomy, Version format compliance
• Version 1.2: 2012-10-24
  Changes: Structure summary
• Version 1.3: 2017-11-01
  Changes: Refinement description
• Version 1.4: 2018-11-21
  Changes: Data collection, Structure summary
• Version 1.5: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary
• Version 1.6: 2024-02-21
  Changes: Data collection, Database references