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 2000, MPD, ammonium sulfate, MES pH 6.5, magnesium acetate, DTT, spermidine, and lithium chloride. VAPOR DIFFUSION, HANGING DROP at 277K, temperature 277.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.15 α = 90
b = 68.79 β = 90
c = 89.65 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC Yale mirrors 2000-04-09
Diffraction Radiation
Monochromator Protocol
Coated Yale mirrors, 0.00015" Nickel filter SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 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
2.4 20 93.4 0.088 0.088 -- 3.7 6689 6248 -- -3.0 --
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)
2.4 2.49 94.2 0.133 0.133 12.3 3.0 650

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 2.4 20.0 0.0 0.0 6695 6230 670 93.1 0.211 0.211 0.203 0.276 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] 9.24
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -16.262
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.023
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.96
c_scbond_it 1.68
c_bond_d 0.006
c_mcbond_it 1.22
c_angle_deg 1.2
c_scangle_it 2.43
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1312
Nucleic Acid Atoms 0
Heterogen Atoms 126
Solvent Atoms 74

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement version: 1.0
R-AXIS data reduction
DENZO data reduction
SCALEPACK data scaling