1KT3

Crystal structure of bovine holo-RBP at pH 2.0


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP229350 mM Na citrate, 100 mM NaCl, pH 2.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
1.9443.23

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.839α = 90
b = 50.198β = 90
c = 77.782γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2001-02-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-40.9393ESRFID14-4

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
11.39934.24687.80.0690.0695.73.63241932419
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)
1.41.4742.70.4640.46412.31249

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 (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R1HBP1.434.2463241932419159982.80.17530.17460.2491RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
1609
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.086
s_similar_adp_cmpnt0.068
s_non_zero_chiral_vol0.051
s_angle_d0.046
s_zero_chiral_vol0.041
s_from_restr_planes0.028
s_bond_d0.015
s_anti_bump_dis_restr0.012
s_rigid_bond_adp_cmpnt0.003
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1418
Nucleic Acid Atoms
Solvent Atoms194
Heterogen Atoms21

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
SHELXmodel building
SHELXL-97refinement
CCP4data scaling
SHELXphasing