2X4F

The Crystal Structure of the human myosin light chain kinase LOC340156.

• PDB DOI: https://doi.org/10.2210/pdb2X4F/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2010-01-29 Released: 2010-02-09 
• Deposition Author(s): Muniz, J.R.C., Mahajan, P., Rellos, P., Fedorov, O., Shrestha, B., Wang, J., Elkins, J.M., Daga, N., Cocking, R., Chaikuad, A., Krojer, T., Ugochukwu, E., Yue, W., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Weigelt, J., Bountra, C., Gileadi, O., Knapp, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.67 Å
• R-Value Free: 0.241 
• R-Value Work: 0.190 
• R-Value Observed: 0.193 

Literature

The Crystal Structure of the Human Myosin Light Chain Kinase Loc340156

Muniz, J.R.C., Mahajan, P., Rellos, P., Fedorov, O., Shrestha, B., Wang, J., Elkins, J.M., Daga, N., Cocking, R., Chaikuad, A., Krojer, T., Ugochukwu, E., Yue, W., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Weigelt, J., Bountra, C., Gileadi, O., Knapp, S.

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 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 86.17 kDa 
• Atom Count: 4,899 
• Modelled Residue Count: 577 
• Deposited Residue Count: 746 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MYOSIN LIGHT CHAIN KINASE FAMILY MEMBER 4	A, B	373	Homo sapiens	Mutation(s): 0  EC: 2.7.11.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q86YV6 (Homo sapiens) Explore Q86YV6  Go to UniProtKB:  Q86YV6
PHAROS:  Q86YV6 GTEx:  ENSG00000145949

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
16X	C [auth A], H [auth B]	4-(2-amino-4-methyl-1,3-thiazol-5-yl)-N-(3-dioxaziridin-3-ylphenyl)pyrimidin-2-amine C14 H12 N6 O2 S ZESXKVDYAMYFKD-UHFFFAOYSA-N
1PE	E [auth A]	PENTAETHYLENE GLYCOL C10 H22 O6 JLFNLZLINWHATN-UHFFFAOYSA-N
SO4	D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	F [auth A], G [auth A], I [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.67 Å
• R-Value Free: 0.241 
• R-Value Work: 0.190 
• R-Value Observed: 0.193 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 148.88	α = 90
b = 70.65	β = 118.96
c = 96.57	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
iMOSFLM	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-02-09 
Deposition Author(s): Muniz, J.R.C., Mahajan, P., Rellos, P., Fedorov, O., Shrestha, B., Wang, J., Elkins, J.M., Daga, N., Cocking, R., Chaikuad, A., Krojer, T., Ugochukwu, E., Yue, W., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Weigelt, J., Bountra, C., Gileadi, O., Knapp, S.

Revision History  

• Version 1.0: 2010-02-09
  Type: Initial release
  
• Version 1.1: 2012-12-05
  Changes: Database references, Derived calculations, Other, Refinement description, Source and taxonomy, Structure summary, Version format compliance
• Version 1.2: 2018-01-24
  Changes: Database references
• Version 1.3: 2024-05-08
  Changes: Data collection, Database references, Derived calculations, Other