X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 4.6
Temperature 292.0
Details 9-11 % (w/v) PEG 6000, 0.5 M Li-sulfate, 0.1 M Na-citrate, 4+4 mikrolitre + 1 mikrolitre 100 mM G1P, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 71.58 α = 89.81
b = 73.9 β = 80.31
c = 133.75 γ = 80.18
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-03-01
Diffraction Radiation
Monochromator Protocol
Si 111 Channel Cut Monochromator MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.885 ESRF BM14

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
2.8 30 92.7 0.024 -- -- 1.9 -- 121112 0.0 0.0 49.0
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)
2.8 2.87 69.4 0.089 -- 9.8 1.7 --

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
-- 2.8 72.55 -- 0.0 -- 58982 3103 95.1 -- 0.2011 0.199 0.226 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.8 2.87 -- -- -- 0.232 0.287 -- 69.4
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.94
Anisotropic B[1][1] 0.26
Anisotropic B[1][2] 0.02
Anisotropic B[1][3] 0.15
Anisotropic B[2][2] 0.28
Anisotropic B[2][3] -0.35
Anisotropic B[3][3] -0.59
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.118
p_plane_restr 0.007
p_scangle_it 3.496
p_scbond_it 1.935
p_mcangle_it 1.664
p_mcbond_it 0.857
p_bond_d 0.025
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 18280
Nucleic Acid Atoms 0
Heterogen Atoms 193
Solvent Atoms 0

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SOLVE Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC5 refinement
SOLVE model building