4J88
Dark-state structure of sfGFP containing the unnatural amino acid p-azido-phenylalanine at residue 66
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2B3P |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.3 | 278 | 10 mg/mL protein and 100 mM Tris-HCl, pH 8.3, 2.8 M (NH4)2SO4 (200+200 nanoL drop against 60 microL reservoir), VAPOR DIFFUSION, SITTING DROP, temperature 278K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.36 | 47.85 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 52.43 | α = 90 |
b = 97.56 | β = 90 |
c = 102.9 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315r | mirrors | 2011-12-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | 0.9795 | Diamond | I04 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.08 | 102.9 | 100 | 0.131 | 0.131 | 13.6 | 7.9 | 32505 | 32505 | 25.3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.08 | 2.13 | 100 | 0.818 | 0.818 | 0.9 | 8.1 | 2360 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2B3P | 2.08 | 48.78 | 32505 | 32445 | 1644 | 99.96 | 0.1654 | 0.1684 | 0.1654 | 0.2282 | RANDOM | 29.452 |
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] | |
2.09 | -0.72 | -1.38 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.718 |
r_dihedral_angle_3_deg | 15.87 |
r_dihedral_angle_4_deg | 12.066 |
r_dihedral_angle_1_deg | 7.862 |
r_angle_refined_deg | 1.194 |
r_angle_other_deg | 0.779 |
r_chiral_restr | 0.033 |
r_bond_refined_d | 0.021 |
r_bond_other_d | 0.013 |
r_gen_planes_refined | 0.011 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3598 |
Nucleic Acid Atoms | |
Solvent Atoms | 314 |
Heterogen Atoms | 165 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
GDA | data collection |
xia2 | data reduction |