2J8Y
Structure of PBP-A acyl-enzyme complex with penicillin-G
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | HANGING DROP. PROTEIN 7 MG/ML. RESERVOIR 500 UL HEPES 0.1M PH 7.5, AMMONIUM ACETATE 0.2M, PEG-3350 25% AND NAN3 0.02% (W/V). DROP 1 UL PROTEIN AND 1 UL RESERVOIR |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.27 | 46 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 87.692 | α = 90 |
b = 91.873 | β = 90 |
c = 147.44 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | RH COATED, ZERODUR, VERTICALLY FOCUSSING | 2004-12-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE BW7A | EMBL/DESY, HAMBURG | BW7A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 1.9 | 24 | 96.7 | 0.05 | 17 | 3.34 | 91292 | 30.3 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.9 | 1.95 | 88.2 | 0.52 | 2.6 | 2.9 |
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 | OTHER | THROUGHOUT | NONE | 1.9 | 24 | 86685 | 4607 | 96.7 | 0.19 | 0.187 | 0.245 | RANDOM | 20.13 |
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] | |
-0.22 | -0.86 | 1.08 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 40.617 |
r_dihedral_angle_4_deg | 22.424 |
r_dihedral_angle_3_deg | 14.61 |
r_dihedral_angle_1_deg | 5.975 |
r_scangle_it | 2.957 |
r_scbond_it | 2.04 |
r_angle_refined_deg | 1.58 |
r_angle_other_deg | 1.054 |
r_mcangle_it | 1.036 |
r_mcbond_it | 0.889 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8210 |
Nucleic Acid Atoms | |
Solvent Atoms | 823 |
Heterogen Atoms | 92 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |