Neutron/X-ray crystal structure of AAC-VIa bound to gentamicin C1A
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) |
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Type | Source | Accession Code | Details |
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experimental model | PDB | 6BBZ | |
Crystallization
Crystalization Experiments |
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ID | Method | pH | Temperature | Details |
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1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 293 | polyethylene glycol (PEG) 8000, 0.2 M MgCl2, 0.1 M Tris, pH 8.5 |
Crystal Properties |
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Matthews coefficient | Solvent content |
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2.62 | 53.05 |
Crystal Data
Unit Cell |
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Length ( Å ) | Angle ( ˚ ) |
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a = 89.319 | α = 90 |
b = 86.228 | β = 120.4 |
c = 51.003 | γ = 90 |
Symmetry |
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Space Group | C 1 2 1 |
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Diffraction
Diffraction Experiment |
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol |
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1 | 1 | x-ray | 293 | IMAGE PLATE | RIGAKU RAXIS IV++ | | 2018-01-01 | M | SINGLE WAVELENGTH |
2 | 1 | neutron | 293 | AREA DETECTOR | ORNL ANGER CAMERA | | 2018-01-01 | L | LAUE |
Radiation Source |
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
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1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 | | |
2 | NUCLEAR REACTOR | ORNL Spallation Neutron Source BEAMLINE MANDI | 2.0-4.0 | ORNL Spallation Neutron Source | MANDI |
Data Collection
Overall |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (All) | 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 |
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1 | 1.9 | 50 | 98.4 | 0.056 | | 0.068 | 0.039 | | | 18.8 | 2.8 | | 26002 | | | 34.34 |
2 | 2.35 | 16.8 | 76.9 | 0.117 | | 0.146 | 0.085 | 0.989 | | 8 | 2.6 | | 10677 | | | 34.34 |
Highest Resolution Shell |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
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1 | 1.9 | 1.97 | | 0.658 | | 0.822 | 0.484 | 0.671 | | | 2.6 | |
1 | 1.97 | 2.05 | | 0.518 | | 0.646 | 0.379 | 0.726 | | | 2.8 | |
1 | 2.05 | 2.14 | | 0.36 | | 0.447 | 0.26 | 0.85 | | | 2.8 | |
1 | 2.14 | 2.25 | | 0.26 | | 0.322 | 0.186 | 0.906 | | | 2.8 | |
1 | 2.25 | 2.39 | | 0.176 | | 0.217 | 0.126 | 0.951 | | | 2.8 | |
1 | 2.39 | 2.58 | | 0.127 | | 0.157 | 0.091 | 0.977 | | | 2.8 | |
1 | 2.58 | 2.84 | | 0.083 | | 0.103 | 0.059 | 0.988 | | | 2.8 | |
1 | 2.84 | 3.25 | | 0.052 | | 0.064 | 0.037 | 0.995 | | | 2.9 | |
1 | 3.25 | 4.09 | | 0.035 | | 0.043 | 0.024 | 0.997 | | | 2.9 | |
1 | 4.09 | 50 | | 0.037 | | 0.045 | 0.025 | 0.996 | | | 3 | |
2 | 2.35 | 2.48 | | 0.29 | | | 0.204 | | | | 2.5 | |
Refinement
Statistics |
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | 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 |
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X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 1.9 | 43.114 | | 1.34 | | 25996 | 1304 | 98.27 | | 0.1588 | 0.1566 | 0.1997 | | 54.987 |
NEUTRON DIFFRACTION | MOLECULAR REPLACEMENT | 2.35 | 16.8 | | | | 10675 | 535 | 76.08 | | 0.2671 | 0.2648 | 0.3092 | | |
Temperature Factor Modeling |
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] |
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Non-Hydrogen Atoms Used in Refinement |
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Non-Hydrogen Atoms | Number |
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Protein Atoms | 2022 |
Nucleic Acid Atoms | |
Solvent Atoms | 452 |
Heterogen Atoms | 77 |
Software
Software |
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Software Name | Purpose |
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PHENIX | refinement |
HKL-2000 | data reduction |
HKL-3000 | data scaling |
PHASER | phasing |