X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 295.0
Details MgCl2, Potassium Cacodylate, Spermine, MPD, DNA. pH 6.5, VAPOR DIFFUSION, SITTING DROP at 295K, VAPOR DIFFUSION, SITTING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 25.59 α = 90
b = 40.82 β = 90
c = 66.67 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
AREA DETECTOR -- -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C -- NSLS X26C

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
1.2 10 -- -- -- -- -- -- 19368 0.0 0.0 --

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
AB INITIO 1.2 10.0 0.0 0.0 19368 19368 1933 86.0 0.1392 0.141 -- 0.215 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_bond_d 0.016
s_from_restr_planes 0.0232
s_similar_dist 0.0
s_zero_chiral_vol 0.0
s_similar_adp_cmpnt 0.0
s_non_zero_chiral_vol 0.015
s_angle_d 0.037
s_anti_bump_dis_restr 0.0
s_rigid_bond_adp_cmpnt 0.0
s_approx_iso_adps 0.0
Coordinate Error
Parameter Value
Number Disordered Residues 0.0
Occupancy Sum Hydrogen 272.0
Occupancy Sum Non Hydrogen 678.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 486
Heterogen Atoms 14
Solvent Atoms 181

Software

Software
Software Name Purpose
SHELXS phasing
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling