X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 298.0
Details 0.1M Sodium Cacodylate pH 6.5, 30% PEG 6K , 0.2M Sodium Acetate, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.27 α = 90
b = 84.8 β = 90
c = 91.17 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2008-12-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 0.979 NSLS X29A

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.5 40 99.9 0.08 -- -- 11.3 -- 81636 -- -- --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.5 1.55 100.0 0.487 -- -- 8.1 8077

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
-- 1.5 40.0 -- 0.0 -- 81539 4088 99.88 -- 0.198 0.196 0.224 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.5 1.539 -- 274 5666 0.271 0.298 -- 99.97
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.724
Anisotropic B[1][1] 0.2
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.06
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.26
RMS Deviations
Key Refinement Restraint Deviation
r_mcangle_it 2.388
r_bond_refined_d 0.017
r_angle_refined_deg 1.641
r_scbond_it 2.17
r_dihedral_angle_2_deg 38.014
r_dihedral_angle_4_deg 15.806
r_mcbond_it 1.484
r_gen_planes_refined 0.008
r_dihedral_angle_3_deg 14.027
r_chiral_restr 0.117
r_dihedral_angle_1_deg 5.538
r_scangle_it 3.437
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3741
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 459

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
REFMAC refinement
PDB_EXTRACT data extraction version: 3.006
CBASS data collection
HKL-2000 data reduction
SHELXD phasing
SHELXE model building
CCP4 phasing