X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 292.0
Details PEG-MME 550, zinc sulfate, MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.88 α = 90
b = 78.2 β = 90
c = 106.29 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
CCD MARRESEARCH -- 2000-07-23
Diffraction Radiation
Monochromator Protocol
Triangular SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.91 EMBL/DESY, HAMBURG X11

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 97.7 -- 0.06 -- 3.4 26004 26004 0.0 0.0 27.1
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 -- 93.1 -- 0.178 3.0 -- 26004

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
SIRAS 2.2 20.0 -- 0.0 25967 25967 995 95.3 -- 0.19 0.19 0.224 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.4
Anisotropic B[1][1] -8.713
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 4.149
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.563
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.32
c_bond_d 0.006
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.263
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3569
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 398

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHARP Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
SHARP model building
SCALEPACK data reduction
DENZO data collection