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 0.75M CITRATE-NA AND 20%(V/V) METHANOL, pH 7.20, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 199.85 α = 90
b = 131.91 β = 90
c = 59.54 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
CCD MAR CCD 165 mm -- 2000-09-28
Diffraction Radiation
Monochromator Protocol
SI 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X13 -- EMBL/DESY, HAMBURG X13

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 20 100.0 0.0391 -- -- 4.3 73268 73268 -- 0.0 --
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 1.85 100.0 -- -- -- -- --

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
MOLECULAR REPLACEMENT 1.8 20.0 -- 0.0 73268 73268 3687 100.0 0.189 0.189 0.18 0.221 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.736
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 24.2
p_bond_d 0.013
p_angle_d 0.023
p_planar_d 0.027
p_mcbond_it 1.3
p_mcangle_it 1.758
p_scbond_it 2.562
p_scangle_it 3.55
p_chiral_restr 0.116
p_singtor_nbd 0.179
p_multtor_nbd 0.255
p_planar_tor 3.3
p_staggered_tor 13.8
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4117
Nucleic Acid Atoms 0
Heterogen Atoms 57
Solvent Atoms 761

Software

Computing
Computing Package Purpose
XDS, 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
XDS data collection