5EGM
Development of a novel tricyclic class of potent and selective FIXa inhibitors
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1RFN |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 9 | 295 | 50 MM CHES, PH 9.0, 1.3 M TRI-SODIUM REMARK 280 CITRATE AND 3 MM COMPOUND (CROSS SEEDED WITH CRYSTALS GROWN FROM REMARK 280 50 MM TRIS, PH 7.2, 1.45 M AMMONIUM SULFATE, 2.0 M SODIUM REMARK 280 CHLORIDE AND 3 MM COMPOUND) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.81 | 56.17 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 99.298 | α = 90 |
b = 99.298 | β = 90 |
c = 94.685 | γ = 120 |
Symmetry | |
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Space Group | H 3 |
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 | 95 | IMAGE PLATE | RIGAKU RAXIS IV++ | 2013-01-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E+ SUPERBRIGHT | 1.541780 |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.841 | 41.47 | 98.9 | 0.052 | 0.052 | 16 | 3.5 | 105568 | 29836 | 26.75 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.841 | 1.848 | 98.2 | 0.495 | 2.7 | 3.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | 1RFN | 1.841 | 23.25 | 29804 | 1484 | 98.64 | 0.1492 | 0.148 | 0.1714 | RANDOM | 34.6 |
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] | |
-0.9819 | -0.9819 | 1.9639 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_other_torsion | 15.64 |
t_omega_torsion | 4.28 |
t_angle_deg | 1.1 |
t_bond_d | 0.01 |
t_dihedral_angle_d | |
t_incorr_chiral_ct | |
t_pseud_angle | |
t_trig_c_planes | |
t_gen_planes | |
t_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4517 |
Nucleic Acid Atoms | |
Solvent Atoms | 221 |
Heterogen Atoms | 54 |
Software
Software | |
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Software Name | Purpose |
autoPROC | data scaling |
XDS | data reduction |
SCALA | data scaling |
MOLREP | phasing |
BUSTER | refinement |