X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 293.0
Details 2 M AMMONIUM SULFATE, 50 mM SODIUM ACETATE at pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 36.4 α = 90
b = 64.37 β = 91.53
c = 105.71 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE -- -- 2002-06-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
1.7 29.6 92.7 -- -- -- 3.49 49911 49911 -- 0.0 14.6
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)
1.7 1.76 -- -- 0.206 -- 2.64 --

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
SAS 1.7 29.6 -- 0.0 49911 49911 2496 92.6 -- 0.183 0.183 0.213 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 1.7 1.81 -- 394 7413 0.238 0.285 0.014 87.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 16.5
Anisotropic B[1][1] -2.23
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -3.76
Anisotropic B[2][2] -4.84
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.07
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 2.586
c_scbond_it 1.613
c_mcangle_it 1.838
c_mcbond_it 1.144
c_improper_angle_d 0.83
c_bond_d 0.005
c_angle_deg 1.3
c_dihedral_angle_d 22.0
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.21
Luzzati Sigma A (R-Free Set) 0.19
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3790
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 461

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
SOLVE/RESOLVE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
SOLVE/RESOLVE model building
HKL2000 data reduction
HKL2000 data collection