X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details CRYSTALS GROWN IN MICROGRAVITY NASA SPACE SHUTTLE MISSION STS-67 20MG/ML LATENT ANTITHROMBIN-III IN 20MM TRIS HCL PH 8.0 CRYSTALLIZED IN 19% PEG 4000, 50 MM NA/K PHOSPHATE PH 6.7, 0.05% AZIDE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 61.41 α = 90
b = 98.31 β = 103.32
c = 90.41 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
2.62 20 72.0 0.048 -- -- 1.8 -- 23397 -- 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 2.62 20.0 -- 0.0 -- -- 1248 72.0 -- -- 0.196 0.256 SAME AS 2ANT
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 53.0
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 24.8
p_staggered_tor 18.7
p_planar_tor 4.4
p_xyhbond_nbd 0.123
p_multtor_nbd 0.193
p_bond_d 0.007
p_angle_d 0.023
p_planar_d 0.016
p_mcbond_it 2.722
p_mcangle_it 4.737
p_scbond_it 4.596
p_scangle_it 6.64
p_plane_restr 0.0281
p_chiral_restr 0.19
p_singtor_nbd 0.146
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6535
Nucleic Acid Atoms 0
Heterogen Atoms 298
Solvent Atoms 70

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