X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 291.0
Details sodium acetate, HEPES, fructose 6-phosphate, pH 7.5, VAPOR DIFFUSION, HANGING DROP at 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 126.04 α = 90
b = 126.04 β = 90
c = 223.51 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-01-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 -- SSRL BL7-1

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
2.2 50 94.6 0.071 -- -- 2.9 35080 n/a -- 1.0 21.0
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)
2.2 2.26 98.0 0.182 -- -- 2.7 2496

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
-- 2.2 50.0 1.0 2.0 35080 -- 3508 94.6 -- -- 0.187 0.233 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.5
x_bond_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4184
Nucleic Acid Atoms 0
Heterogen Atoms 64
Solvent Atoms 305

Software

Software
Software Name Purpose
MAR345 data collection
DENZO data reduction
CCP4 data reduction
X-PLOR model building
X-PLOR refinement version: 3.851
CCP4 data scaling
X-PLOR phasing