X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 277.0
Details PEG 4000, Ammonium acetate, magnesium chloride , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.7 α = 90
b = 111.1 β = 93.5
c = 135.2 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-06-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, Hamburg BW7B

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
1.55 30 99.0 0.04 -- -- 3.31 369786 366098 -- -- 18.6
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)
1.55 1.59 89.1 0.218 -- -- 2.04 21980

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
-- 1.55 30.0 -- 2.0 369786 366098 17024 -- 0.2198 0.2159 0.215 0.226 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 1.55 1.65 -- 2424 46799 0.223 0.241 0.005 80.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 21.5
Anisotropic B[1][1] -0.45
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.29
Anisotropic B[2][2] -1.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.0
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.86
c_mcangle_it 0.78
c_mcbond_it 0.43
c_scbond_it 0.59
c_bond_d 0.008
c_scangle_it 0.92
c_angle_deg 1.3
c_dihedral_angle_d 23.1
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.19
Luzzati Sigma A (Observed) 0.08
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.2
Luzzati Sigma A (R-Free Set) 0.11
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13062
Nucleic Acid Atoms 0
Heterogen Atoms 124
Solvent Atoms 1544

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement version: 0.4
DENZO data reduction
SCALEPACK data scaling