Structure of full-length amyloidogenic immunoglobulin light chain H9 in complex with 1-(1-(imidazo[1,5-a]pyrazin-8-yl)azetidin-3-yl)-3-(2-(6-methyl-4-(3-methyl-3-phenylpyrrolidin-1-yl)-2-oxopyridin-1(2H)-yl)ethyl)urea
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 8FO4 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 277 | 20% PEG3350, 0.2 M potassium phosphate monobasic |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.77 | 55.54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 46.415 | α = 84.354 |
b = 63.235 | β = 85.996 |
c = 86.721 | γ = 80.649 |
Symmetry | |
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Space Group | P 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS EIGER X 16M | 2023-08-03 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS-II BEAMLINE 17-ID-2 | 0.97934 | NSLS-II | 17-ID-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.81 | 48.42 | 94.6 | 0.079 | 0.103 | 0.065 | 0.992 | 10 | 2.1 | 85151 | -3 | 20.99 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.81 | 1.83 | 79.5 | 0.465 | 0.609 | 0.39 | 0.166 | 1.44 | 1.7 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 1.81 | 48.42 | 1.97 | 83268 | 4000 | 93.88 | 0.1953 | 0.1937 | 0.1948 | 0.2241 | 0.2249 | 28.14 |
Temperature Factor Modeling | ||||||
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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 | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 14.4202 |
f_angle_d | 1.7924 |
f_chiral_restr | 0.1019 |
f_bond_d | 0.0222 |
f_plane_restr | 0.0146 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6303 |
Nucleic Acid Atoms | |
Solvent Atoms | 774 |
Heterogen Atoms | 113 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHENIX | phasing |