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 ENRAF-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_angle_d 2.0
p_chiral_restr 0.122
p_mcbond_it 1.3
p_scangle_it 4.7
p_mcangle_it 2.3
p_bond_d 0.018
p_scbond_it 2.9
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

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