X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 295.0
Details PEG, Tris, DTT, isopropanol at pH 8.0, VAPOR DIFFUSION, HANGING DROP at 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.62 α = 109.59
b = 140.73 β = 105.84
c = 157.66 γ = 101.25
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-04-25
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A 0.900 NSLS X4A

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
3 30 99.1 -- 0.159 -- 4.1 135608 135608 0.0 -1000.0 --
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)
3.0 3.1 -- -- 0.741 2.1 -- --

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 3.0 30.0 -1000.0 0.0 128790 128790 6818 99.07 0.196 0.196 0.193 0.243 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 3.0 3.077 -- 491 9358 0.255 0.375 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 35.64
Anisotropic B[1][1] 1.7
Anisotropic B[1][2] -0.37
Anisotropic B[1][3] 0.01
Anisotropic B[2][2] -2.65
Anisotropic B[2][3] -1.92
Anisotropic B[3][3] -0.47
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 2.724
r_gen_planes_refined 0.009
r_scbond_it 3.094
r_symmetry_hbond_refined 0.395
r_bond_refined_d 0.03
r_mcbond_it 0.99
r_chiral_restr 0.151
r_scangle_it 5.078
r_nbd_refined 0.219
r_xyhbond_nbd_refined 0.195
r_mcangle_it 1.871
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 36348
Nucleic Acid Atoms 0
Heterogen Atoms 400
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
X-PLOR model building
REFMAC refinement version: 5.0
X-PLOR phasing