X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Streak Seeding
pH 6.5
Details CRYSTALLIZED BY STREAK SEEDING AT 5MG/ML COMPLEX IN 50MM BIS-TRIS (PH 6.5) 20% SATURATED AMMONIUM SULFATE, streak seeding

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.6 α = 90
b = 65.6 β = 90
c = 231.7 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 1996-05-05
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 -- CHESS F1

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
2.1 100 91.8 0.057 0.057 -- 4.7 -- 28276 -- 0.0 16.0
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)
2.1 2.18 51.3 0.125 -- 7.4 2.3 --

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 2.1 7.0 -- 0.0 -- 26402 2112 -- -- -- 0.19 0.262 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -4.0
Anisotropic B[3][3] 8.0
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 27.1
p_staggered_tor 19.8
p_planar_tor 4.3
p_xyhbond_nbd 0.2
p_multtor_nbd 0.24
p_bond_d 0.014
p_angle_d 0.035
p_planar_d 0.037
p_mcbond_it 2.24
p_mcangle_it 3.17
p_scbond_it 2.92
p_scangle_it 4.27
p_plane_restr 0.03
p_chiral_restr 0.14
p_singtor_nbd 0.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2934
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 382

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
REFMAC, X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
REFMAC refinement
X-PLOR model building
SCALEPACK data reduction
DENZO data collection