X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1SI9pdb entry 1SI9

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.5293PEG 3000, Sodium Chloride, Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.753.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 97.028α = 90
b = 94.75β = 90.11
c = 168.029γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42002-04-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-20.954SSRLBL9-2

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
11.848.592.50.0871.924606024606072.8
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)
11.81.988.40.4472.81.9

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 1SI91.848.5246060246060134911000.1640.164470.162340.20192RANDOM7.848
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]
-0.81-0.031.68-0.87
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.699
r_scangle_it3.711
r_scbond_it2.526
r_angle_refined_deg1.588
r_mcangle_it1.464
r_angle_other_deg0.991
r_mcbond_it0.829
r_symmetry_vdw_other0.352
r_nbd_other0.256
r_nbd_refined0.217
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg6.699
r_scangle_it3.711
r_scbond_it2.526
r_angle_refined_deg1.588
r_mcangle_it1.464
r_angle_other_deg0.991
r_mcbond_it0.829
r_symmetry_vdw_other0.352
r_nbd_other0.256
r_nbd_refined0.217
r_symmetry_hbond_refined0.192
r_xyhbond_nbd_refined0.171
r_symmetry_vdw_refined0.117
r_chiral_restr0.102
r_nbtor_other0.089
r_bond_refined_d0.017
r_gen_planes_refined0.009
r_gen_planes_other0.009
r_bond_other_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms20712
Nucleic Acid Atoms
Solvent Atoms3179
Heterogen Atoms144

Software

Software
Software NamePurpose
REFMACrefinement
Blu-Icedata collection
CCP4data scaling
MOLREPphasing