X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details MES, 2-MERCAPTOETHANOL, ZINC ACETATE, HEPTANETRIOL, NONYL-GLUCOSIDE, AMMONIUM SULFATE ARE IN THE HANGING DROPS. MERCURY ACETATE, pH 6.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.25 α = 90
b = 97.25 β = 90
c = 149.54 γ = 90
Symmetry
Space Group P 41

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 1999-12-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID -- APS 19-ID

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
2.8 30 97.0 0.121 -- -- 3.35 -- 33221 -- 1.2 37.3
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)
2.8 2.9 80.7 0.69 -- 1.17 2.5 --

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
-- 2.8 30.0 -- 2.0 -- 44062 2026 69.8 -- -- 0.175 0.212 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.3
Anisotropic B[1][1] 6.7
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 6.7
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -13.4
RMS Deviations
Key Refinement Restraint Deviation
o_scbond_it 1.53
o_angle_deg 1.47
o_improper_angle_d 0.85
o_mcbond_it 1.2
o_scangle_it 2.51
o_bond_d 0.01
o_mcangle_it 2.13
o_dihedral_angle_d 20.1
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.31
Luzzati Sigma A (Observed) 0.69
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.75
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5083
Nucleic Acid Atoms 0
Heterogen Atoms 456
Solvent Atoms 12

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
SHARP phasing