X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details pH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 162.9 α = 90
b = 162.9 β = 90
c = 100.7 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1993-10-12
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.5 -- SRS PX9.5

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
2.5 18 99.0 0.14 0.07 -- 5.1 -- 17791 -- 0.0 --
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)
2.5 2.57 99.0 0.31 -- 2.4 5.5 --

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
MOLECULAR REPLACEMENT 2.5 18.0 -- 0.0 17791 17791 -- 99.0 -- -- 0.19 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model TNT
RMS Deviations
Key Refinement Restraint Deviation
t_nbd 0.15
t_gen_planes 0.015
t_trig_c_planes 0.01
t_incorr_chiral_ct 0.0
t_dihedral_angle_d 18.6
t_angle_deg 1.3
t_bond_d 0.017
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3275
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 40

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (AGROVATA, ROTAVATA) Data Reduction (data scaling)
TFFC Structure Solution
TNT V. 5-E Structure Refinement
Software
Software Name Purpose
TNT version: 5E refinement
TFFC model building