X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details AS DESCRIBED IN MANUSCRIPT, pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.97 α = 90
b = 42.97 β = 90
c = 66.85 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ASCD -- 2002-04-15
Diffraction Radiation
Monochromator Protocol
-- OTHER
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 -- ESRF BM14

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 24.85 100.0 0.065 -- -- 5.56 -- 38728 -- -- --
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)
1.0 1.05 100.0 0.36 -- 1.92 4.77 --

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
MIRAS 1.0 6.0 -- -- -- 36943 1932 100.0 -- -- 0.149 0.159 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 1.0 1.03 -- 113 2620 0.234 0.217 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 10.96
Anisotropic B[1][1] 0.03
Anisotropic B[1][2] 0.01
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.04
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.611
r_scbond_it 3.871
r_mcangle_it 3.014
r_mcbond_it 1.932
r_nbd_refined 0.288
r_gen_planes_other 0.008
r_gen_planes_refined 0.01
r_chiral_restr 0.115
r_dihedral_angle_1_deg 4.602
r_angle_other_deg 0.887
r_angle_refined_deg 1.947
r_bond_other_d 0.003
r_bond_refined_d 0.022
r_nbd_other 0.264
r_nbtor_other 0.096
r_xyhbond_nbd_refined 0.23
r_symmetry_vdw_refined 0.252
r_symmetry_vdw_other 0.334
r_symmetry_hbond_refined 0.226
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 542
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 127

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
CCP4 Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement
CCP4 model building