6EOX
Crystal structure of MMP12 in complex with carboxylic inhibitor LP165.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4H76 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 293 | Drop: 1 micro-L (hMMP-12 at 855 micro-M + 1 milli-M hydroxamic acid + 1 milli-M LP165) and 1 micro-L reservoir solution. Precipitant: 17% PEG 20K, 0.2M imidazole malate 250mM NaCl, pH 8.5. Cryoprotection: 40% MPEG 5K, 10% 1,2-propanediol, 10% AAB (sodium acetate, ADA, bicine: 90% basic/10% acid), pH 8.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.11 | 41.76 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.16 | α = 90 |
b = 59.86 | β = 115.73 |
c = 53.94 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 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 | CCD | ADSC QUANTUM 315r | 2nd mirror Zerodur with Pt coating | 2010-11-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM30A | 0.979696 | ESRF | BM30A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.3 | 49 | 79.7 | 0.999 | 14.42 | 4.14 | 28894 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.3 | 1.38 | 31.8 | 1.31 | 0.343 | 1.02 | 3.68 |
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 | 4H76 | 1.3 | 48.59 | 26772 | 1996 | 79.7 | 0.145 | 0.142 | 0.179 | RANDOM | 18.43 |
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] | |
0.4 | -0.06 | -0.39 | 0.03 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.86 |
r_sphericity_free | 21.923 |
r_dihedral_angle_4_deg | 18.752 |
r_dihedral_angle_3_deg | 13.302 |
r_sphericity_bonded | 7.583 |
r_rigid_bond_restr | 6.98 |
r_dihedral_angle_1_deg | 5.775 |
r_long_range_B_refined | 3.854 |
r_long_range_B_other | 3.597 |
r_scangle_other | 3.312 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1238 |
Nucleic Acid Atoms | |
Solvent Atoms | 197 |
Heterogen Atoms | 32 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |
MOLREP | phasing |
Coot | model building |