X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 100.0
Details PEG 8000, magnesium acetate, cacodylate, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 100K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.73 α = 90
b = 42.73 β = 90
c = 288.54 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM -- 1997-07-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B 0.9780 NSLS X12B

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
2.07 50 83.4 0.033 -- -- 4.5 -- 14722 -- 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)
2.07 2.1 29.7 -- -- -- -- --

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
MOLECULAR REPLACEMENT 2.1 50.0 -- 0.0 -- 14244 -- 84.7 -- 0.201 0.201 0.243 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -0.645
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.645
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.29
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.125
c_scbond_it 2.124
c_mcangle_it 2.224
c_mcbond_it 1.371
c_bond_d 0.006
c_angle_deg 1.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1907
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 227

Software

Computing
Computing Package Purpose
ADSC Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 0.9 Structure Refinement
Software
Software Name Purpose
CNS version: 0.9 refinement
AMORE model building
SCALEPACK data reduction
ADS data collection