X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 40MG/ML PROTEIN IN 20 MM PHOSPHATE PH6.2 + PEG8000, RESERVOIR WITH SAME PHOSPHATE + PEG8000 + 250MM NACL, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59 α = 90
b = 32.8 β = 96.2
c = 54.9 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-09-15
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE NONIUS FR571 -- -- --

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
1.79 54 93.0 0.05 0.05 -- 4.0 -- 9283 -- 0.0 --

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 1.79 54.0 -- 0.0 -- 9283 927 93.0 -- 0.168 0.163 0.219 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.9
Anisotropic B[1][1] -0.1
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.15
Anisotropic B[2][2] 0.72
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.59
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.018
p_angle_d 2.0
p_mcbond_it 1.3
p_mcangle_it 2.3
p_scbond_it 2.9
p_scangle_it 4.7
p_chiral_restr 0.122
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 895
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 110

Software

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