X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details pH 5.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 246.91 α = 90
b = 123.91 β = 94.11
c = 145.07 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2002-05-02
Diffraction Radiation
Monochromator Protocol
-- OTHER
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A -- NSLS X4A

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
2.7 30 98.0 0.076 -- -- 4.0 -- 120309 -- -- 46.2
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)
2.7 2.8 93.0 0.181 -- 7.0 4.0 --

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
OTHER 2.7 30.0 -- 0.0 -- 113103 11315 94.5 -- 0.226 0.226 0.262 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 2.7 2.87 -- 1745 15640 0.299 0.348 0.008 87.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 43.6
Anisotropic B[1][1] -6.19
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.16
Anisotropic B[2][2] 11.66
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.47
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.87
c_bond_d 0.009
c_dihedral_angle_d 23.2
c_angle_deg 1.4
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Sigma A (Observed) 0.35
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.4
Luzzati Sigma A (R-Free Set) 0.42
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 16235
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 216

Software

Computing
Computing Package Purpose
SHAKE-N-BAKE, SOLVE Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
SHAKE-N-BAKE model building
SOLVE model building
CNS version: 1.1 refinement