1HIA
KALLIKREIN COMPLEXED WITH HIRUSTASIN
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2PKA | PDB ENTRY 2PKA |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | HANGING DROP, RESERVOIR: 23% PEG2000, 180MM AM2SO4, 3.5% DIOXANE 100 MM SODIUM ACETATE, PH 4.6. DROP: 1:1 RATIO OF HIRUSTASIN:KALLIKREIN IN 20MM TRIS-HCL, PH 8.0, pH 5.0, vapor diffusion - hanging drop |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.77 | 56.49 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 116.9 | α = 90 |
b = 86 | β = 90 |
c = 69.4 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | 297 | IMAGE PLATE | MARRESEARCH | 1995-11-16 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM1A | ESRF | BM1A |
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 | 2.4 | 25 | 97.9 | 0.126 | 11.2 | 3.5 | 27511 |
Highest Resolution Shell | |||||||||||||||||||
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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) | |||||||||||
2.4 | 2.45 | 98.6 | 0.474 | 2.3 | 3.1 |
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 | PDB ENTRY 2PKA | 2.4 | 8 | 26769 | 2678 | 97.9 | 0.205 | 0.205 | 0.311 | RANDOM | 46.2 |
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] | |
-6.48 | 4.42 | 2.07 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 26.22 |
x_scangle_it | 2.5 |
x_mcangle_it | 2 |
x_scbond_it | 2 |
x_angle_deg | 1.719 |
x_mcbond_it | 1.5 |
x_improper_angle_d | 1.379 |
x_bond_d | 0.011 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4280 |
Nucleic Acid Atoms | |
Solvent Atoms | 304 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
MARXDS | data collection |
MARSCALE | data reduction |
AMoRE | phasing |
X-PLOR | refinement |
MARXDS | data reduction |
MARSCALE | data scaling |