5KWV
Crystal Structure of a Pantoate-beta-alanine Ligase from Neisseria gonorrhoeae with bound AMPPNP
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3UK2 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 290 | NegoA.00097.a.B1.PS37929 at 20.8 mg/ml, incubated with 3 mM MgCl2, 3 mM AMPPNP, protein mixed 1:1 and incubated with an equal volume Morpheus(f12): 12.5% (w/v) PEG-1000, 12.5 % (w/v) PEG-3350, 12.5% (v/v) MPD, 0.1 M bicine/Trizma base, pH = 8.5, 0.02 M each D-glucose, D-mannose, D-galactose, L-fucose, D-xylose, N-acetyl-D-glucosamine |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 54.41 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 137.65 | α = 90 |
b = 137.65 | β = 90 |
c = 73.02 | γ = 90 |
Symmetry | |
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Space Group | P 41 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 | 100 | CCD | MARMOSAIC 300 mm CCD | Beryllium Lenses | 2016-06-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | 0.97872 | APS | 21-ID-F |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 2.25 | 50 | 99.9 | 0.091 | 0.997 | 15.33 | 9.7 | 33816 | -3 | 44.16 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.25 | 2.31 | 100 | 0.477 | 0.932 | 4.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 3UK2 | 2.25 | 43.529 | 1.35 | 33807 | 2034 | 99.89 | 0.1853 | 0.183 | 0.2191 | 57.9523 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 18.22 |
f_angle_d | 0.907 |
f_chiral_restr | 0.053 |
f_bond_d | 0.008 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4064 |
Nucleic Acid Atoms | |
Solvent Atoms | 157 |
Heterogen Atoms | 62 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
MOLREP | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |