X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.4
Temperature 291.0
Details 10mg/mL wtTTR, 22% peg 400, 100mM Tris pH 7.4, 100 mM KCl, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.09 α = 90
b = 85.54 β = 90
c = 64.11 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate -- 2005-05-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU ULTRAX 18 1.5418 -- --

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
1.9 64.15 100.0 0.074 0.074 -- 6.7 19364 19364 -- -- --
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)
1.9 2.0 100.0 0.52 0.52 1.4 6.7 2771

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 1.9 42.76 -- 0.0 -- 19328 990 99.98 -- 0.2061 0.2039 0.2442 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.9 1.949 -- 76 1333 0.298 0.292 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.1668
Anisotropic B[1][1] 0.1
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.43
RMS Deviations
Key Refinement Restraint Deviation
r_mcangle_it 1.303
r_dihedral_angle_1_deg 5.924
r_dihedral_angle_2_deg 32.805
r_dihedral_angle_4_deg 10.849
r_angle_refined_deg 1.361
r_mcbond_it 0.689
r_dihedral_angle_3_deg 16.998
r_gen_planes_refined 0.006
r_bond_refined_d 0.01
r_chiral_restr 0.082
r_scbond_it 1.679
r_scangle_it 2.713
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1785
Nucleic Acid Atoms 0
Heterogen Atoms 50
Solvent Atoms 147

Software

Software
Software Name Purpose
MOSFLM data reduction version: 3.2.25
SCALA data scaling version: 3.2.25
MOLREP phasing
REFMAC refinement
PDB_EXTRACT data extraction version: 3.11
MAR345dtb data collection