X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 293.0
Details sodium/potassium phosphate 1.6M, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.52 α = 90
b = 92.59 β = 90
c = 100.63 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
CCD ADSC QUANTUM 4 -- 2001-02-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-C -- APS 14-BM-C

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
1.65 31.54 94.2 0.039 -- -- 5.6 54375 53225 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)
1.65 1.71 83.5 0.47 -- 2.1 2.8 --

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 1.65 31.54 -- 0.0 53172 53172 5422 96.3 -- -- 0.1881 0.2454 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.077
s_similar_adp_cmpnt 0.057
s_rigid_bond_adp_cmpnt 0.003
s_anti_bump_dis_restr 0.013
s_non_zero_chiral_vol 0.055
s_zero_chiral_vol 0.043
s_from_restr_planes 0.0277
s_similar_dist 0.015
s_angle_d 0.027
s_bond_d 0.009
Coordinate Error
Parameter Value
Number Disordered Residues 18.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2777.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2524
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 146

Software

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