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_planar_d 0.027
p_multtor_nbd 0.255
p_staggered_tor 13.8
p_mcangle_it 1.758
p_angle_d 0.023
p_mcbond_it 1.3
p_scangle_it 3.55
p_scbond_it 2.562
p_bond_d 0.013
p_planar_tor 3.3
p_chiral_restr 0.116
p_singtor_nbd 0.179
p_transverse_tor 24.2
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

Software
Software Name Purpose
XDS data scaling
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
REFMAC refinement
XDS data reduction