X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 293.0
Details PEG 2000 MME, nickel chloride, Tris/HCl, pH 8.5, VAPOR DIFFUSION, SITTING DROP at 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.6 α = 90
b = 48.6 β = 90
c = 284.81 γ = 120
Symmetry
Space Group P 61

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-10-09
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.0500 MPG/DESY, HAMBURG BW6

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 50 99.5 -- 0.072 -- 3.2 25663 25535 -- 3.0 39.73
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)
2.0 2.06 99.9 -- 0.44 2.1 3.1 2093

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 2.0 50.0 -- 0.0 25663 25535 1227 -- -- -- 0.19 0.227 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -2.659
Anisotropic B[1][2] 1.185
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.659
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 5.317
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.3
c_bond_d 0.005
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1944
Nucleic Acid Atoms 0
Heterogen Atoms 37
Solvent Atoms 114

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
AMoRE model building
SCALEPACK data reduction
DENZO data collection