X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 2M NA/K PHOSPHATE PH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 148.12 α = 90
b = 148.12 β = 90
c = 148.12 γ = 90
Symmetry
Space Group I 41 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
WEISENBERG -- -- 1991-03-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY -- PHOTON FACTORY --

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
2.2 100 95.0 0.074 -- -- 9.4 -- 12666 -- 6.0 --

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
MIR 2.4 105.41 -- -- -- 10374 518 97.5 -- 0.194 0.192 0.242 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 2.4 2.46 -- 29 721 0.237 0.324 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 42.72
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.472
r_scbond_it 2.468
r_mcangle_it 2.367
r_mcbond_it 1.252
r_nbd_refined 0.212
r_gen_planes_other 0.002
r_gen_planes_refined 0.006
r_chiral_restr 0.097
r_dihedral_angle_1_deg 7.618
r_angle_other_deg 0.851
r_angle_refined_deg 1.491
r_bond_other_d 0.002
r_bond_refined_d 0.016
r_nbd_other 0.228
r_nbtor_other 0.088
r_xyhbond_nbd_refined 0.177
r_symmetry_vdw_refined 0.169
r_symmetry_vdw_other 0.247
r_symmetry_hbond_refined 0.283
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1437
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 92

Software

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