X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 293.0
Details 20% PEG 1000, 0.1M Tris, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 55.92 α = 90
b = 131.1 β = 90
c = 137.68 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 315r Rosenbaum-Rock double crystal sagittal focusing monochrometer and vertical focusing mirror 2011-11-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 1.075 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
1.7 50 98.3 0.058 0.058 -- 8.0 113686 110270 0.0 0.0 --
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)
1.7 1.73 97.4 0.914 0.914 2.6 8.0 5375

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
MOLECULAR REPLACEMENT 1.7 41.24 -- -- 97167 104515 5592 98.27 -- 0.17609 0.17465 0.20293 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 1.7 1.744 -- 421 7552 0.349 0.354 -- 97.29
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 38.67
Anisotropic B[1][1] 4.84
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.77
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.07
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_other 0.001
r_gen_planes_refined 0.006
r_chiral_restr 0.08
r_dihedral_angle_4_deg 19.445
r_dihedral_angle_3_deg 13.871
r_dihedral_angle_2_deg 37.9
r_dihedral_angle_1_deg 6.006
r_angle_other_deg 0.888
r_angle_refined_deg 1.49
r_bond_other_d 0.003
r_bond_refined_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6681
Nucleic Acid Atoms 0
Heterogen Atoms 75
Solvent Atoms 574

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
HKL-3000 Data Reduction (intensity integration)
HKL-3000 Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.7.0025 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
MOLREP model building
ADSC version: Quantum data collection