3MNQ

Crystal structure of myosin-2 motor domain in complex with ADP-metavanadate and resveratrol

• PDB DOI: https://doi.org/10.2210/pdb3MNQ/pdb

• Classification: MOTOR PROTEIN/INHIBITOR
• Organism(s): Dictyostelium discoideum AX4
• Expression System: Dictyostelium discoideum
• Mutation(s): No 


• Deposited: 2010-04-22 Released: 2011-04-27 
• Deposition Author(s): Schneider, J., Taft, M., Backhaus, A., Baruch, P., Fedorov, R., Manstein, D.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.250 
• R-Value Work: 0.201 
• R-Value Observed: 0.203 

Starting Model: experimental

Literature

Structural basis of resveratrol regulation of myosin activity.

Schneider, J., Taft, M., Backhaus, A., Baruch, P., Fedorov, R., Manstein, D.J.

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: 91.04 kDa 
• Atom Count: 6,819 
• Modelled Residue Count: 735 
• Deposited Residue Count: 788 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Myosin-2 heavy chain	A	788	Dictyostelium discoideum AX4	Mutation(s): 0  Gene Names: mhcA, DDB_G0286355 EC: 3.6.4.1
UniProt
Find proteins for P08799 (Dictyostelium discoideum) Explore P08799  Go to UniProtKB:  P08799

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AD9	B [auth A]	ADP METAVANADATE C10 H16 N5 O13 P2 V XLVFTLJPBLXCED-KWIZKVQNSA-K
STL	D [auth A]	RESVERATROL C14 H12 O3 LUKBXSAWLPMMSZ-OWOJBTEDSA-N
EDO	E [auth A], F [auth A], G [auth A], H [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
MG	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.250 
• R-Value Work: 0.201 
• R-Value Observed: 0.203 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 88.9	α = 90
b = 147.9	β = 90
c = 153	γ = 90

Software Package:

Software Name	Purpose
MxCuBE	data collection
CNS	refinement
XDS	data reduction
XSCALE	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-04-27 
Deposition Author(s): Schneider, J., Taft, M., Backhaus, A., Baruch, P., Fedorov, R., Manstein, D.J.

Revision History  

• Version 1.0: 2011-04-27
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-09-27
  Changes: Data collection
• Version 1.3: 2017-11-22
  Changes: Database references
• Version 1.4: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.5: 2024-10-09
  Changes: Structure summary