X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.2
Details 1.4 M NA-CITRATE, HEPES PH 8.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.69 α = 90
b = 29.5 β = 95.78
c = 128.38 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2008-03-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA -- SLS X10SA

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
2 63 99.6 0.12 -- -- 3.4 -- 29264 -- 2.1 21.0
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)
2.0 2.11 98.7 0.69 -- 2.1 3.1 --

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 2.0 56.43 -- -- -- 28082 1146 99.5 -- 0.186 0.184 0.247 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 2.0 2.05 -- 89 1995 0.244 0.272 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.4
Anisotropic B[1][1] 2.21
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.43
Anisotropic B[2][2] -1.66
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.83
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.005
r_dihedral_angle_1_deg 6.881
r_dihedral_angle_3_deg 13.821
r_angle_refined_deg 1.391
r_gen_planes_other 0.001
r_scbond_it 6.321
r_mcangle_it 3.711
r_dihedral_angle_4_deg 15.465
r_angle_other_deg 0.833
r_dihedral_angle_2_deg 34.676
r_bond_refined_d 0.013
r_chiral_restr 0.079
r_mcbond_it 2.264
r_scangle_it 10.101
r_bond_other_d 0.001
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2857
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 165

Software

Software
Software Name Purpose
REFMAC refinement version: 5.4.0066
MOSFLM data reduction
SCALA data scaling
PHASER phasing