X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 22% PEG 3350, 0.1M NA3-CIT, pH 7.80

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.33 α = 90
b = 112.35 β = 90
c = 154.91 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 CCD MIRRORS 2003-06-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX14.1 -- SRS PX14.1

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
2.9 20 99.2 0.16 -- -- 4.0 -- 29878 -- -- --
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)
2.9 3.06 99.5 0.73 -- 1.7 -- --

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 2.9 20.0 -- -- -- 27911 1197 99.1 -- 0.203 0.2 0.264 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 2.9 2.97 -- 91 1975 0.411 0.365 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.11
Anisotropic B[1][1] -3.31
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.45
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 5.76
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 2.918
r_dihedral_angle_2_deg 43.654
r_dihedral_angle_4_deg 25.885
r_nbtor_refined 0.387
r_gen_planes_refined 0.019
r_dihedral_angle_3_deg 26.959
r_scbond_it 9.316
r_scangle_it 12.919
r_mcangle_it 5.455
r_symmetry_vdw_refined 0.331
r_mcbond_it 3.432
r_chiral_restr 0.204
r_symmetry_hbond_refined 0.549
r_bond_refined_d 0.015
r_dihedral_angle_1_deg 12.688
r_nbd_refined 0.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8923
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 88

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
MOSFLM data reduction
SCALA data scaling
MOLREP phasing