X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 20MG/ML INHIBITORY ANTITHROMBIN-III IN 20MM TRIS HCL PH 7.4 CRYSTALLIZED IN 16% PEG 4000, 50 MM NA/K PHOSPHATE PH 6.7

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.05 α = 90
b = 99.34 β = 102.29
c = 88.59 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX7.2 -- SRS PX7.2

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
2.6 20 94.5 0.083 -- -- 2.5 -- 32338 -- 0.0 --

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 2.6 20.0 -- 0.0 -- 75263 1523 94.5 -- -- 0.205 0.243 SAME AS 2ANT
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 53.0
RMS Deviations
Key Refinement Restraint Deviation
p_scbond_it 3.585
p_xyhbond_nbd 0.112
p_transverse_tor 26.2
p_mcbond_it 2.222
p_staggered_tor 20.0
p_planar_d 0.02
p_mcangle_it 3.962
p_angle_d 0.02
p_multtor_nbd 0.195
p_chiral_restr 0.19
p_bond_d 0.007
p_scangle_it 5.316
p_plane_restr 0.0281
p_singtor_nbd 0.148
p_planar_tor 3.8
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6404
Nucleic Acid Atoms 0
Heterogen Atoms 240
Solvent Atoms 84

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
SCALA data scaling
AMoRE phasing