T-Motif1-Motif2 right-left hybrid parallel G-quadruplex in complex with N-methylmesoporphyrin IX


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 9CIYright-left hybrid G-quadruplex

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6285008 M potassium chloride, 0.02 M magnesium chloride hexahydrate, 0.04 M sodium cacodylate trihydrate pH 6.0, 45% MPD, 12 mM spermine
Crystal Properties
Matthews coefficientSolvent content
2.0740.56

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 21.572α = 90
b = 57.042β = 90
c = 57.641γ = 90
Symmetry
Space GroupP 2 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray196PIXELDECTRIS PILATUS 6M-F2023-02-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-C0.97911APS24-ID-C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)CC (Half)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
12.3457.6499.30.0750.99814.26331077.34
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.342.422.2790.4690.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.3440.541.34323216597.820.21010.20750.21020.25690.2581
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d34.755
f_angle_d1.61
f_chiral_restr0.063
f_bond_d0.012
f_plane_restr0.012
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms569
Solvent Atoms
Heterogen Atoms77

Software

Software
Software NamePurpose
PHENIXrefinement
Cootmodel building
XDSdata reduction
XDSdata scaling
PHENIXphasing