6PS8

XFEL MT1R structure by ligand exchange from agomelatine to 2-phenylmelatonin.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6ME5 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1LIPIDIC CUBIC PHASE29360-100 mM potassium phosphate monobasic, 100 mM HEPES pH 7.0, 32-35% PEG 400, 1 mM of target ligand 2-phenylmelatonin, 2.5% DMSO, 1.5% propan-2-ol.
Crystal Properties
Matthews coefficientSolvent content
4.0469.58

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 122.2α = 90
b = 122.2β = 90
c = 122.6γ = 90
Symmetry
Space GroupP 4 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293PIXELCS-PAD CXI-12018-11-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1FREE ELECTRON LASERSLAC LCLS BEAMLINE CXI1.33SLAC LCLSCXI

Serial Crystallography

Sample delivery method
Diffraction IDDescriptionSample Delivery Method
1injection
Injection
Diffraction IDDescriptionFlow RateInjector DiameterInjection PowerInjector NozzleFilter SizeCarrier Solvent
10.2
Measurement
Diffraction IDPulse DurationPulse Repetition RateFocal Spot SizePulse EnergyPhotons Per Pulse
1351201.59.5
Data Reduction
Diffraction IDFrames IndexedCrystal HitsTotal Frames
16526087453977748

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)R Split (All)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
13.3301000.9980.1198.5166314561
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)R Split (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
13.33.390.1633.44

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT6me53.3301377872899.750.26090.25850.3075RANDOM114.238
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]
-2.39-2.394.79
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.6
r_dihedral_angle_3_deg14.772
r_dihedral_angle_4_deg12.841
r_dihedral_angle_1_deg5.832
r_angle_refined_deg1.109
r_angle_other_deg0.907
r_chiral_restr0.059
r_bond_refined_d0.008
r_gen_planes_refined0.005
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.6
r_dihedral_angle_3_deg14.772
r_dihedral_angle_4_deg12.841
r_dihedral_angle_1_deg5.832
r_angle_refined_deg1.109
r_angle_other_deg0.907
r_chiral_restr0.059
r_bond_refined_d0.008
r_gen_planes_refined0.005
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3648
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms23

Software

Software
Software NamePurpose
REFMACrefinement
PHASERphasing
PDB_EXTRACTdata extraction
CrystFELdata reduction
CrystFELdata scaling