5I3M
Crystal structure of the catalytic domain of MMP-12 in complex with a selective sugar-conjugated thiourea-linked carboxylate zinc-chelator water-soluble inhibitor (DC31).
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5I2Z |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 293 | Protein-ligand: hMMP12 F67D E219Q 465 micro-M, 0.02M acetohydroxamic acid 0.5 milli-M inhibitor (DC31) 10% DMSO. Precipitant: 32.4% PEG 4K, 8% dioxane, 0.2M imidazole piperidine, pH 8.5. Cryoprotectant: 40% cryomix:(12.5 % diethylene glycol + 12.5 % glycerol + 12.5 % 1,2-propanediol + 25 % DMSO + 25 % 1,4-dioxane) 12% PEG 4K, 10% Dioxane, 0.1 M imidazole piperidine pH 8.5. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.96 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 63.72 | ¦Á = 90 |
b = 63.14 | ¦Â = 103.09 |
c = 78.92 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 1 21 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 PILATUS 6M | mirrors | 2015-04-08 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SOLEIL BEAMLINE PROXIMA 1 | 0.97857 | SOLEIL | PROXIMA 1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | 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 | 2.17 | 48.79 | 99.3 | 0.1 | 0.096 | 0.997 | 9.44 | 4.34 | 32560 | -3 | 33.956 |
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 | 2.17 | 2.23 | 98.9 | 0.523 | 3.06 | 3.73 |
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 | 5I2Z | 2.17 | 48.79 | 30719 | 1617 | 99.36 | 0.2085 | 0.20615 | 0.25324 | RANDOM | 36.572 |
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] | |
-1.53 | 0.98 | -3.8 | 4.4 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.216 |
r_dihedral_angle_4_deg | 17.818 |
r_dihedral_angle_3_deg | 12.398 |
r_long_range_B_refined | 8.183 |
r_long_range_B_other | 8.023 |
r_dihedral_angle_1_deg | 6.907 |
r_scangle_other | 5.652 |
r_mcangle_other | 4.229 |
r_mcangle_it | 4.228 |
r_scbond_it | 3.68 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4936 |
Nucleic Acid Atoms | |
Solvent Atoms | 430 |
Heterogen Atoms | 60 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |
MOLREP | phasing |
PHENIX | refinement |
Coot | model building |