X-RAY DIFFRACTION Experimental Data & Validation


Lost? View more X-Ray Crystallographic info.

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 277.0
Details PEG 8000, Tris, potassium chloride, magnesium chloride, glucose, methyl-propane-diol, dithiothreitol, EGTA, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.45 α = 90
b = 62.04 β = 94.79
c = 181.2 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
AREA DETECTOR MARRESEARCH -- 2000-10-13
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.000 ELETTRA 5.2R

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
2.3 15 97.9 0.067 0.05 -- 3.7 -- 52742 -- -- 22.6
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)
2.3 2.4 94.6 0.22 0.215 4.98 3.0 --

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
MOLECULAR REPLACEMENT 2.3 14.96 -- 0.0 -- 52742 3692 98.1 -- 0.197 0.197 0.255 EVERY-NTH
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 -- 593 7879 0.223 0.298 0.012 95.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 38.9
Anisotropic B[1][1] 0.63
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.24
Anisotropic B[2][2] -1.61
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.98
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.78
c_bond_d 0.008
c_angle_deg 1.2
c_dihedral_angle_d 22.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.34
Luzzati Sigma A (R-Free Set) 0.28
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8297
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 376

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
XDS Data Reduction (data scaling)
CNS Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
CNS model building