X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details HANGING DROP, DROP 2+2 UL, 15MG/ML PROTEIN, 1 ML WELL, 0.1M TRIS-HCL, PH 7.5, 0.2M NAOAC, 30% PEG4K, 20MM HECAMEG, 1MM PB(OAC)2, 1MM DTT

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 137.52 α = 90
b = 45.02 β = 108.03
c = 125.7 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC DUAL CRYSTAL MIRROR 1999-07-15
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 -- SSRL BL11-1

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
2.2 67.42 93.0 -- 0.082 -- 2.9 -- 34905 -- -- --
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)
2.2 2.32 70.5 0.379 -- 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
MOLECULAR REPLACEMENT 2.2 20.0 -- 0.0 34905 31342 -- 93.0 -- -- 0.186 0.252 --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model TNT BCORREL V1.0
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.018
t_angle_deg 2.32
t_dihedral_angle_d 18.92
t_trig_c_planes 0.007
t_gen_planes 0.016
t_it 3.2
t_nbd 0.228
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4336
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 349

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
EPMR Structure Solution
TNT 5F Structure Refinement
Software
Software Name Purpose
TNT version: 5F refinement
EPMR model building