X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.2
Temperature 291.0
Details 0.75 M CITRATE-NA PH 7.2 AND 20% (V/V) METHANOL , VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 201.6 α = 90
b = 132.17 β = 90
c = 59.53 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH Rh coated pre-mirror and segmented, bent mirror 1999-04-04
Diffraction Radiation
Monochromator Protocol
Triangular, bent, Ge single-crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, HAMBURG BW7B

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
1.8 10 97.7 0.034 -- -- 3.7 71855 71855 0.0 0.0 20.1
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)
1.8 1.86 99.0 0.147 -- 7.7 3.4 7198

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 1.8 10.0 0.0 0.0 71821 71821 3612 97.7 0.18 0.18 0.178 0.217 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.0
RMS Deviations
Key Refinement Restraint Deviation
p_scangle_it 2.65
p_scbond_it 1.81
p_mcangle_it 1.9
p_mcbond_it 1.34
p_transverse_tor 24.7
p_bond_d 0.012
p_angle_d 0.026
p_planar_d 0.035
p_plane_restr 0.011
p_chiral_restr 0.12
p_singtor_nbd 0.169
p_multtor_nbd 0.246
p_xyhbond_nbd 0.225
p_planar_tor 6.6
p_staggered_tor 12.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4134
Nucleic Acid Atoms 0
Heterogen Atoms 113
Solvent Atoms 863

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building
SCALEPACK data reduction
DENZO data collection