X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 295.0
Details Ammonium sulphate, tris-HCl buffer, pH 7.00, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.55 α = 90
b = 50.55 β = 90
c = 138.39 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH mirrors 1999-08-30
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.000 ELETTRA 5.2R

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
1.44 16.37 96.0 0.04 -- -- 3.8 3232 3099 0.0 0.0 13.027
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)
1.44 16.37 95.3 0.046 -- -- 3.8 --

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
AB INITIO 1.44 16.37 0.0 0.0 3232 3099 323 86.8 0.139 0.139 0.1363 0.156 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.02
s_approx_iso_adps 0.05
s_from_restr_planes 0.027
s_similar_adp_cmpnt 0.03
s_zero_chiral_vol 0.06
s_anti_bump_dis_restr 0.03
s_rigid_bond_adp_cmpnt 0.0
s_bond_d 0.01
s_similar_dist 0.0
s_non_zero_chiral_vol 0.07
Coordinate Error
Parameter Value
Occupancy Sum Hydrogen 1030.0
Occupancy Sum Non Hydrogen 1305.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1103
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 174

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
SHELXL-97 model building
SHELXL-97 refinement
CCP4 data scaling version: (SCALA)
SHELXL-97 phasing