7PLQ | pdb_00007plq

Crystal structure of the PARP domain of wheat SRO1

• PDB DOI: https://doi.org/10.2210/pdb7PLQ/pdb

• Classification: PLANT PROTEIN
• Organism(s): Triticum aestivum
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2021-09-01 Released: 2021-10-27 
• Deposition Author(s): Wirthmueller, L., Loll, B.
• Funding Organization(s): German Research Foundation (DFG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.13 Å
• R-Value Free: 
  0.266 (Depositor), 0.246 (DCC) 
• R-Value Work: 
  0.214 (Depositor) 
• R-Value Observed: 
  0.217 (Depositor) 

Literature

The superior salinity tolerance of bread wheat cultivar Shanrong No. 3 is unlikely to be caused by elevated Ta-sro1 poly-(ADP-ribose) polymerase activity.

Vogt, S., Feijs, K., Hosch, S., De Masi, R., Lintermann, R., Loll, B., Wirthmueller, L.

(2022) Plant Cell 34: 4130-4137

• PubMed: 35980152 
• DOI: https://doi.org/10.1093/plcell/koac261
• Primary Citation Related Structures: 
  7PLQ


• PubMed Abstract: 
  

  Structural and biochemical analyses demonstrate that the elevated salinity tolerance of bread wheat cultivar Shanrong No. 3 is unlikely to be caused by elevated Ta-sro1 poly(ADP-ribose) polymerase activity.

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Organizational Affiliation: 
• Department Biochemistry of Plant Interactions, Leibniz Institute of Plant Biochemistry, Halle (Saale), 06120, Germany.
Institute of Biochemistry and Molecular Biology, RWTH Aachen University, Aachen, 52074, Germany.
Department of Plant Biochemistry, Freie Universität Berlin, Dahlem Centre of Plant Sciences, Berlin, 14195, Germany.
Laboratory of Structural Biochemistry, Freie Universität Berlin, Berlin, 14195, Germany.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 44.45 kDa 
• Atom Count: 3,000 
• Modeled Residue Count: 361 
• Deposited Residue Count: 382 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SIMILAR TO RCD1 (SRO1)	A, B	191	Triticum aestivum	Mutation(s): 0
UniProt
Find proteins for A0A3B6LXD6 (Triticum aestivum) Explore A0A3B6LXD6  Go to UniProtKB:  A0A3B6LXD6

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
P4G	E [auth B]	1-ETHOXY-2-(2-ETHOXYETHOXY)ETHANE C8 H18 O3 RRQYJINTUHWNHW-UHFFFAOYSA-N
SO4	C [auth A], H [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
EDO	F [auth B], G [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.13 Å
• R-Value Free:  0.266 (Depositor), 0.246 (DCC) 
• R-Value Work:  0.214 (Depositor) 
• R-Value Observed: 0.217 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M37PLQ

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.513	α = 90
b = 34.373	β = 101.22
c = 132.581	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
SOLVE	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2021-10-27 
Deposition Author(s): Wirthmueller, L., Loll, B.

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Funding Organization	Location	Grant Number
German Research Foundation (DFG)	Germany	WI 3670/2-1

Revision History  

• Version 1.0: 2021-10-27
  Type: Initial release
  
• Version 1.1: 2022-08-31
  Changes: Database references
• Version 1.2: 2022-11-09
  Changes: Database references
• Version 1.3: 2024-11-06
  Changes: Data collection, Refinement description, Structure summary