6WGM
Crystal structure of a marine metagenome TRAP solute binding protein specific for pyroglutamate (Sorcerer II Global Ocean Sampling Expedition, unidentified microbe, scf7180008839099) in complex with co-purified pyroglutamate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2PFZ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 292.15 | 1.1M Malonic Acid, 0.15 M Ammonium Citrate tribasic, 0.072 M Succinic Acid, 0.18 M DL-Malic Acid, 0.24 M Sodium Acetate, 0.3 M Sodium Formate, 0.096 M Ammonium Tartrate Dibasic |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.74 | 55.1 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 56.251 | α = 90 |
b = 56.251 | β = 90 |
c = 193.919 | γ = 120 |
Symmetry | |
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Space Group | P 61 |
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 MX225HE | KB MIRRORS | 2017-11-08 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 31-ID | 0.98 | APS | 31-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim 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 | 38.9 | 100 | 0.11 | 0.115 | 0.034 | 0.998 | 12.7 | 11.4 | 68041 | 14.5 |
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) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.4 | 1.42 | 99.9 | 1.789 | 0.16 | 0.562 | 0.785 | 12.8 | 11.2 |
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 | 2PFZ | 1.4 | 24.36 | 1.35 | 67843 | 3476 | 99.83 | 0.1516 | 0.1507 | 0.1679 | 22.0333 |
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 | 6.477 |
f_angle_d | 0.754 |
f_chiral_restr | 0.073 |
f_plane_restr | 0.006 |
f_bond_d | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2339 |
Nucleic Acid Atoms | |
Solvent Atoms | 298 |
Heterogen Atoms | 64 |
Software
Software | |
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Software Name | Purpose |
Aimless | data scaling |
PHASER | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
DENZO | data reduction |