X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.1
Temperature 289.0
Details HANGING DROP, 2.2M NACL, 0.4M NA/K PHOSPHATE, 10MM DTT 0.1M MES PH 7.1, 15% GLYCEROL, 16DEGREES, MOLAR RATIO OF PEPTIDE TO PROTEIN 3:1, vapor diffusion - hanging drop, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 125.26 α = 90
b = 125.26 β = 90
c = 73.79 γ = 120
Symmetry
Space Group P 64

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC MIRROR 1998-09-12
Diffraction Radiation
Monochromator Protocol
YES SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
2.7 22 99.8 0.101 0.101 -- 15.8 -- 18413 -- 4.0 78.0
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)
2.7 2.85 99.8 1.0 0.99999 2.2 14.7 --

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 2.7 22.0 -- 0.0 -- 18413 801 98.4 -- 0.282 0.263 0.325 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 78.0
RMS Deviations
Key Refinement Restraint Deviation
p_scangle_it 5.3
p_mcangle_it 3.1
p_bond_d 0.012
p_singtor_nbd 0.198
p_transverse_tor 24.1
p_multtor_nbd 0.252
p_scbond_it 3.8
p_chiral_restr 0.122
p_angle_d 0.04
p_staggered_tor 17.6
p_planar_d 0.038
p_mcbond_it 1.8
p_planar_tor 1.7
p_xyhbond_nbd 0.189
p_plane_restr 0.0025
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2093
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 49

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
CCP4 data scaling version: (SCALA)