X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 3.8
Details PEG 8K 28%, 150MM AS, 10MM NACL PH 3.8, [P]=2.65MG/NL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 64.05 α = 90
b = 48.92 β = 102.63
c = 123.55 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD BENT MIRROR 1999-09-15
Diffraction Radiation
Monochromator Protocol
SI(111) MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.978, 0.9795, 0.9324, 0.933 ESRF ID14-4

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
1.6 30 97.1 -- 0.6 -- 2.4 -- 89441 -- 0.0 23.77
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)
1.6 1.64 94.0 -- 0.31 2.1 2.0 --

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
MAD 1.63 15.0 -- 0.0 -- 88875 2202 96.0 -- 0.194 0.194 0.234 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 2.535
p_special_tor 15.0
p_scangle_it 3.96
p_angle_d 0.029
p_transverse_tor 25.3
p_planar_tor 3.9
p_multtor_nbd 0.252
p_planar_d 0.036
p_bond_d 0.012
p_xyhbond_nbd 0.122
p_scbond_it 2.853
p_staggered_tor 15.4
p_mcbond_it 1.829
p_singtor_nbd 0.187
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4753
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 703

Software

Software
Software Name Purpose
REFMAC refinement
DENZO data reduction
SCALA data scaling
SOLVE phasing