2H19

Crystal Structure of ResA Cys77Ala Variant


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.628927 - 30 % PEG 4,000, 0.1M Sodium Citrate pH 5-5.8, 0.2 M Ammonium Acetate, pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.550.78

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.196α = 90
b = 59.438β = 90
c = 110.46γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2006-05-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID290.97620ESRFID29

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
125599.60.11513.65.22161921619
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
22.1199.20.39643.5

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 REPLACEMENTTHROUGHOUT1SU92552161920472110499.50.2020.183840.180950.23682Copied from 1SU9 free set and extended as necessary13.022
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]
-0.680.650.03
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.915
r_dihedral_angle_4_deg14.82
r_dihedral_angle_3_deg14.258
r_dihedral_angle_1_deg6.237
r_scangle_it3.981
r_scbond_it2.578
r_angle_refined_deg1.597
r_mcangle_it1.579
r_mcbond_it0.998
r_nbtor_refined0.304
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.915
r_dihedral_angle_4_deg14.82
r_dihedral_angle_3_deg14.258
r_dihedral_angle_1_deg6.237
r_scangle_it3.981
r_scbond_it2.578
r_angle_refined_deg1.597
r_mcangle_it1.579
r_mcbond_it0.998
r_nbtor_refined0.304
r_nbd_refined0.198
r_symmetry_vdw_refined0.171
r_xyhbond_nbd_refined0.169
r_symmetry_hbond_refined0.141
r_chiral_restr0.109
r_bond_refined_d0.016
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2251
Nucleic Acid Atoms
Solvent Atoms166
Heterogen Atoms8

Software

Software
Software NamePurpose
REFMACrefinement
ProDCdata collection
MOSFLMdata reduction
CCP4data reduction
CCP4data scaling
MOLREPphasing