X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4
Details 1 M AMMONIUM PHOSPHATE; 100 MM SODIUM CITRATE PH 4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 34.64 α = 90
b = 72.73 β = 90
c = 73.2 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315R) ADSC -- 2010-02-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 -- ESRF ID29

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
1.9 31.31 99.3 0.13 -- -- 6.0 -- 15067 -- 1.0 --
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)
1.9 2.0 99.9 0.66 -- 3.6 6.2 --

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 1.9 73.2 -- -- -- 14286 756 98.94 -- 0.19646 0.19399 0.24632 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 1.9 1.949 -- 64 911 0.223 0.264 -- 99.59
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.792
Anisotropic B[1][1] 0.3
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] -0.25
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_other 0.001
r_gen_planes_refined 0.008
r_chiral_restr 0.297
r_dihedral_angle_4_deg 16.922
r_dihedral_angle_3_deg 14.785
r_dihedral_angle_2_deg 34.132
r_dihedral_angle_1_deg 5.532
r_angle_other_deg 1.039
r_angle_refined_deg 1.956
r_bond_other_d 0.001
r_bond_refined_d 0.019
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1383
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 102

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.6.0119 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0119 refinement
PHASER model building