6UK3
Crystal Structure of S-adenosyl-L-homocysteine hydrolase from Acanthamoeba castellanii with bound NAD and Adenosine
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5V96 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 287 | AccaA.00032.a.B1.PW38645 at 20.81 mg/ml, incubated with 2 mM NAD, SAH, mixed 1:1 with 12.5% (w/v) PEG-1000, 12.5% (w/v) PEG-3350, 12.5% (v/v) MPD, 0.1 M MOPS/HEPES-Na, pH=7.5, 0.02 M of sodium formate, ammonium acetate, trisodium citrate, sodium potassium L-tartrate, 0.2 M sodium oxamate. Tray: 311079g8, puck: ved0-8 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.42 | 49.09 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 96.03 | α = 90 |
b = 112.73 | β = 114.725 |
c = 105.92 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | RAYONIX MX-300 | Beryllium Lenses | 2019-08-01 | 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) | Rrim I (All) | 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 | 1.4 | 50 | 99.7 | 0.044 | 0.05 | 0.999 | 16.63 | 4.142 | 400199 | 22.399 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.4 | 1.44 | 99.5 | 0.584 | 0.67 | 0.801 | 2.2 | 4.125 |
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 5v96 | 1.4 | 50 | 1.34 | 400168 | 2000 | 99.75 | 0.1301 | 0.1299 | 0.13 | 0.1611 | 0.16 | 22.17 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 16.2128 |
f_angle_d | 0.8622 |
f_chiral_restr | 0.0824 |
f_bond_d | 0.0051 |
f_plane_restr | 0.0051 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 14732 |
Nucleic Acid Atoms | |
Solvent Atoms | 2329 |
Heterogen Atoms | 309 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
ARP/wARP | model building |