6M0U

Structure of AhSYMRK kinase domain mutant - K625E

• PDB DOI: https://doi.org/10.2210/pdb6M0U/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Arachis hypogaea
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2020-02-22 Released: 2021-02-24 
• Deposition Author(s): Datta, A.B., Naskar, P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.29 Å
• R-Value Free: 0.260 
• R-Value Work: 0.213 
• R-Value Observed: 0.216 

Starting Model: experimental

Literature

Structure of AhSYMRK kinase domain mutant - K625E

Datta, A.B., Naskar, P.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 34.49 kDa 
• Atom Count: 2,223 
• Modelled Residue Count: 273 
• Deposited Residue Count: 304 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Symbiosis receptor kinase SymRK	A	304	Arachis hypogaea	Mutation(s): 1
UniProt
Find proteins for E6YC17 (Arachis hypogaea) Explore E6YC17  Go to UniProtKB:  E6YC17

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PGE	D [auth A]	TRIETHYLENE GLYCOL C6 H14 O4 ZIBGPFATKBEMQZ-UHFFFAOYSA-N
CAC	B [auth A]	CACODYLATE ION C2 H6 As O2 OGGXGZAMXPVRFZ-UHFFFAOYSA-M
CA	C [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.29 Å
• R-Value Free: 0.260 
• R-Value Work: 0.213 
• R-Value Observed: 0.216 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 83.905	α = 90
b = 83.905	β = 90
c = 80.497	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PDB_EXTRACT	data extraction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-02-24 
Deposition Author(s): Datta, A.B., Naskar, P.

Revision History  

• Version 1.0: 2021-02-24
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2024-10-23
  Changes: Structure summary