X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 293.0
Details 50% saturated ammonium sulfate, 10% 2-methyl-2,4-pentanediol, 0.1M imidazole, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.21 α = 90
b = 117.46 β = 90
c = 154.81 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS -- 1996-01-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.5418 -- --

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 20 -- -- -- -- -- -- 55222 -- -3.0 19.7
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 2.28 70.8 -- -- -- -- --

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 2.3 19.99 -- 0.0 -- 49452 5019 95.2 -- 0.2121 0.212 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 2.3 2.44 -- 776 6538 0.3 0.332 0.012 85.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 29.0
Anisotropic B[1][1] 10.5
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -4.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.95
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.4
c_scangle_it 2.97
c_improper_angle_d 0.82
c_dihedral_angle_d 27.2
c_mcangle_it 2.3
c_bond_d 0.006
c_mcbond_it 1.36
c_scbond_it 2.03
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.5
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.36
Luzzati Sigma A (R-Free Set) 0.43
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6716
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 474

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
CNS refinement version: 1.1