6OMK
Crystal structure of a glycylpeptide N-tetradecanoyltransferase (N-myristoyl transferase, NMT) from Leishmania major Friedlin bound to tetradecanoyl-CoA
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3H5Z |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 5.6 | 287 | LemaA.18219.a.B1.PS38467 at 3.52 mg/mL with 0.5 mM myristoyl CoA (tetradecanoyl CoA) against 16% PEG 3350, 0.2 M NaCl, 0.1 M sodium cacodylate pH 5.6, supplemented with 20% ethylene glycol as cryo-protectant, crystal tracking ID 303026d4, unique puck ID vle8-4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.02 | 39.22 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 49.25 | α = 90 |
b = 89.17 | β = 90 |
c = 90.36 | 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 | RIGAKU SATURN 944+ | 2018-08-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E+ SUPERBRIGHT | 1.5406 |
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 | 2.1 | 44.585 | 100 | 0.103 | 0.112 | 0.997 | 12.54 | 6.875 | 23914 | 33.365 |
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 | 2.1 | 2.15 | 100 | 0.552 | 0.605 | 0.874 | 3.5 | 6.032 |
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 | THROUGHOUT | 3H5Z | 2.1 | 44.585 | 1.35 | 23914 | 2000 | 99.97 | 0.1748 | 0.1696 | 0.2327 | 32.0067 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3352 |
Nucleic Acid Atoms | |
Solvent Atoms | 220 |
Heterogen Atoms | 76 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
MOLREP | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |