4PMF
Human transthyretin (TTR) complexed with curcumin
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 4PM1 |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 293 | Precipitant: 40% MPEG 2,000, 1% dioxane, 0.1 M sodium cacodylate, pH 7.5. Cryoprotectant: 40% mixed (25% dioxane, 25% DMSO, 12.5% ethylene glycol, 12.5% 1,2-propanediol, 12.5% glycerol, 12.5% 2,3-butanediol) 50% (25% MPEG 5K, 0.1 M mixed (sodium acetate, ADA, bicine 20% pH 4 and 80% pH 9), 3 milli-M Curcumin for 20 min |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.31 | 46.78 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 43.255 | α = 90 |
b = 85.487 | β = 90 |
c = 64.168 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | bent cylindrical mirror | 2014-04-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 0.9793 | ESRF | ID23-1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | 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 | 1.35 | 39 | 99.9 | 0.065 | 0.061 | 18.07 | 8.95 | 53047 | 52995 | -3 | 16.55 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.35 | 1.4 | 99.9 | 1.94 | 9.03 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 4PM1 | 1.35 | 39 | 1.35 | 52990 | 2690 | 99.9 | 0.1777 | 0.1761 | 0.2088 | Random |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 14.767 |
f_angle_d | 1.258 |
f_chiral_restr | 0.047 |
f_bond_d | 0.007 |
f_plane_restr | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1811 |
Nucleic Acid Atoms | |
Solvent Atoms | 220 |
Heterogen Atoms | 59 |
Software
Software | |
---|---|
Software Name | Purpose |
PHENIX | refinement |
XDS | data scaling |
XSCALE | data scaling |
REFMAC | refinement |
Coot | model building |
ADSC | data collection |