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Crystal structure of human MEK2 in complex with Refametinib


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1S9IDual specificity mitogen-activated protein kinase kinase 2

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1EVAPORATION2950.2M Sodium Phosphate dibasic dehydrate, 20% (w/v) polyethylene glycol 3350
Crystal Properties
Matthews coefficientSolvent content
3.1861.33

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 149.346α = 90
b = 261.666β = 90
c = 75.374γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2021-04-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPAL/PLS BEAMLINE 5C (4A)0.9795PAL/PLS5C (4A)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Rrim I (All)Rpim I (All)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
13.349.498.440.1430.0550.99113.26.84452461.24
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
13.33.360.7290.8672.64

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE3.349.41.3544524200098.440.20960.20810.21020.24250.244356.24
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.9783
f_angle_d0.6896
f_chiral_restr0.0423
f_plane_restr0.0051
f_bond_d0.0041
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms14440
Nucleic Acid Atoms
Solvent Atoms41
Heterogen Atoms378

Software

Software
Software NamePurpose
PHENIXrefinement
DENZOdata reduction
HKL-2000data scaling
PHASERphasing