X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 294.0
Details 18% PEG3350, 0.1 M Tris-Cl pH 7.5, 10mM DTT, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 99.96 α = 90
b = 93.99 β = 92.63
c = 51.87 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH mirrors 1999-11-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
1.5 40 99.3 0.048 -- -- -- 75496 75496 0.0 0.0 --
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)
1.5 1.55 94.2 0.444 -- -- -- --

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 1.5 10.0 0.0 0.0 75227 75227 3761 99.2 0.1654 0.1654 0.1575 0.2412 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.088
s_similar_adp_cmpnt 0.024
s_rigid_bond_adp_cmpnt 0.003
s_anti_bump_dis_restr 0.018
s_non_zero_chiral_vol 0.052
s_zero_chiral_vol 0.041
s_from_restr_planes 0.0242
s_similar_dist 0.0
s_angle_d 0.029
s_bond_d 0.009
Coordinate Error
Parameter Value
Number Disordered Residues 3.0
Occupancy Sum Hydrogen 3725.0
Occupancy Sum Non Hydrogen 4094.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3578
Nucleic Acid Atoms 0
Heterogen Atoms 52
Solvent Atoms 477

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELX Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building
SCALEPACK data reduction
DENZO data collection