6EAS

Co-crystal of pseudokinase DRIK1 (drought responsive inactive kinase 1) bound to ENMD-2076

• PDB DOI: https://doi.org/10.2210/pdb6EAS/pdb

• Classification: TRANSFERASE/TRANSFERASE INHIBITOR
• Organism(s): Zea mays
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2018-08-03 Released: 2018-08-22 
• Deposition Author(s): Aquino, B., Counago, R.M., Fala, A.M., Massirer, K.B., Elkins, J.M., Arruda, P., Structural Genomics Consortium (SGC)
• Funding Organization(s): Sao Paulo Research Foundation (FAPESP)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.251 
• R-Value Work: 0.207 
• R-Value Observed: 0.209 

Starting Model: experimental

Literature

Co-crystal of pseudokinase DRIK1 with ENMD-2076

Aquino, B., Counago, R.M., Fala, A.M., Massirer, K.B., Elkins, J.M., Arruda, P.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 35.25 kDa 
• Atom Count: 2,073 
• Modelled Residue Count: 263 
• Deposited Residue Count: 308 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
drought responsive inactive kinase 1	A	308	Zea mays	Mutation(s): 0
UniProt
Find proteins for C0P4K9 (Zea mays) Explore C0P4K9  Go to UniProtKB:  C0P4K9

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
J3A	B [auth A]	6-(4-methylpiperazin-1-yl)-N-(5-methyl-1H-pyrazol-3-yl)-2-[(E)-2-phenylethenyl]pyrimidin-4-amine C21 H25 N7 BLQYVHBZHAISJM-CMDGGOBGSA-N
GOL	C [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.251 
• R-Value Work: 0.207 
• R-Value Observed: 0.209 
• Space Group: P 2₁ 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 60.506	α = 90
b = 61.79	β = 90
c = 65.383	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2018-08-22 
Deposition Author(s): Aquino, B., Counago, R.M., Fala, A.M., Massirer, K.B., Elkins, J.M., Arruda, P., Structural Genomics Consortium (SGC)

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Funding Organization	Location	Grant Number
Sao Paulo Research Foundation (FAPESP)	Brazil	13/50724-5

Revision History  

• Version 1.0: 2018-08-22
  Type: Initial release
  
• Version 1.1: 2020-01-01
  Changes: Author supporting evidence
• Version 1.2: 2023-10-11
  Changes: Data collection, Database references, Refinement description