3MYH

Insights into the Importance of Hydrogen Bonding in the Gamma-Phosphate Binding Pocket of Myosin: Structural and Functional Studies of Ser236


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1VOMpdb entry 1VOM

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP727712% PEG8K, 250mM MgCl2, 100mM MOPS, 2mM ADP, 3mM sodium vanadate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.8757.14

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.43α = 90
b = 146.44β = 90
c = 153.76γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm3.3 Undulator2005-11-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 32-ID0.97885APS32-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
1235.6296.70.0610.06118.65.2642816428123.6
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.012.0890.10.2370.2372.945925

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTpdb entry 1VOM2.0135.626428161007326296.690.191470.191470.18890.23958RANDOM26.664
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]
0.55-0.01-0.54
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.292
r_dihedral_angle_4_deg20.76
r_dihedral_angle_3_deg16.594
r_dihedral_angle_1_deg6.174
r_scangle_it4.959
r_scbond_it3.267
r_mcangle_it2.032
r_angle_refined_deg1.98
r_mcbond_it1.204
r_chiral_restr0.151
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.292
r_dihedral_angle_4_deg20.76
r_dihedral_angle_3_deg16.594
r_dihedral_angle_1_deg6.174
r_scangle_it4.959
r_scbond_it3.267
r_mcangle_it2.032
r_angle_refined_deg1.98
r_mcbond_it1.204
r_chiral_restr0.151
r_bond_refined_d0.024
r_gen_planes_refined0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5590
Nucleic Acid Atoms
Solvent Atoms351
Heterogen Atoms55

Software

Software
Software NamePurpose
HKL-2000data collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling