1JK3
Crystal structure of human MMP-12 (Macrophage Elastase) at true atomic resolution
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1UEA | PDB ENTRY 1UEA |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.4 | 273 | LiCl, MES, pH 6.4, VAPOR DIFFUSION, SITTING DROP at 273K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.66 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.905 | α = 90 |
b = 60.263 | β = 114.65 |
c = 54.612 | 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 | MARRESEARCH | 2000-04-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | MPG/DESY, HAMBURG BEAMLINE BW6 | 1.0503 | MPG/DESY, HAMBURG | BW6 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.09 | 22.36 | 95 | 0.063 | 12.68 | 60360 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.09 | 1.13 | 91.9 | 0.256 | 3.2 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1UEA | 1.09 | 22.36 | 60360 | 57313 | 3044 | 100 | 0.16881 | 0.16881 | 0.16742 | 0.19572 | RANDOM | 11.976 |
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] | |
-0.11 | -0.21 | -0.08 | 0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
p_scangle_it | 3.534 |
p_scbond_it | 2.489 |
p_mcangle_it | 2.09 |
p_angle_d | 1.875 |
p_mcbond_it | 1.384 |
p_bond_d | 0.013 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1237 |
Nucleic Acid Atoms | |
Solvent Atoms | 209 |
Heterogen Atoms | 37 |
Software
Software | |
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Software Name | Purpose |
AMoRE | phasing |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |