X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.9
Temperature 296.0
Details 1.8 M NaH2PO4, 1.8 M K2HPO4, 240 mM NaCl, 40 mM 2-hydroxyethyl disulfide, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.78 α = 90
b = 59.78 β = 90
c = 95.37 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 Parabolic collimating mirrors 2002-02-11
Diffraction Radiation
Monochromator Protocol
Sagitally Focused Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C 1.1000 NSLS X8C

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
1.4 100 98.3 -- 0.067 -- 10.12 38868 38868 0.0 0.0 13.9
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)
1.4 1.45 92.7 0.291 0.291 4.46 6.1 3594

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 1.4 10.0 -- 0.0 36805 36805 1945 93.5 -- 0.1527 0.154 0.1975 Random
RMS Deviations
Key Refinement Restraint Deviation
s_non_zero_chiral_vol 0.065
s_approx_iso_adps 0.084
s_anti_bump_dis_restr 0.017
s_from_restr_planes 0.0237
s_similar_dist 0.0
s_bond_d 0.012
s_rigid_bond_adp_cmpnt 0.004
s_similar_adp_cmpnt 0.037
s_zero_chiral_vol 0.053
s_angle_d 0.028
Coordinate Error
Parameter Value
Number Disordered Residues 0.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 1544.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1308
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 224

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
EPMR phasing
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling