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_scangle_it 5.316
p_plane_restr 0.0281
p_angle_d 0.02
p_mcangle_it 3.962
p_singtor_nbd 0.148
p_planar_tor 3.8
p_staggered_tor 20.0
p_planar_d 0.02
p_xyhbond_nbd 0.112
p_multtor_nbd 0.195
p_bond_d 0.007
p_mcbond_it 2.222
p_chiral_restr 0.19
p_transverse_tor 26.2
p_scbond_it 3.585
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

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building