4ETO

Structure of S100A4 in complex with non-muscle myosin-IIA peptide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2Q91 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52980.1 M HEPES pH 7.0, 30% (v/v) Jeffamine ED-2001, Vapor diffusion, Sitting drop, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
1.831.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 30.279α = 90
b = 91.989β = 112.6
c = 32.864γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102011-02-17SINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4A0.9793NSLSX4A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.545099.60.0639.93.624461
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.541.571000.4963.51214

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2Q911.5445.9924415124799.490.21110.20890.2513RANDOM20.1365
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]
-0.14-0.77-0.4-0.05
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.567
r_dihedral_angle_3_deg15.523
r_dihedral_angle_4_deg11.365
r_scangle_it5.278
r_dihedral_angle_1_deg5.231
r_scbond_it3.545
r_mcangle_it2.133
r_angle_refined_deg1.823
r_mcbond_it1.232
r_chiral_restr0.129
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.567
r_dihedral_angle_3_deg15.523
r_dihedral_angle_4_deg11.365
r_scangle_it5.278
r_dihedral_angle_1_deg5.231
r_scbond_it3.545
r_mcangle_it2.133
r_angle_refined_deg1.823
r_mcbond_it1.232
r_chiral_restr0.129
r_bond_refined_d0.02
r_gen_planes_refined0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1530
Nucleic Acid Atoms
Solvent Atoms86
Heterogen Atoms4

Software

Software
Software NamePurpose
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
HKL-2000data reduction
MOLREPphasing