9KCQ | pdb_00009kcq

Crystal structure of an ankyrin protein in complex with G-quadruplex


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1MJ0 
experimental modelPDB 193D 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP2930.08 M magnesium acetate tetrahydrate, 0.05 M sodium cacodylate trihydrate pH 6.5, 30% w/v polyethylene glycol 4,000
Crystal Properties
Matthews coefficientSolvent content
238.42

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 41.957α = 90
b = 67.747β = 90
c = 70.737γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210r2022-06-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAUSTRALIAN SYNCHROTRON BEAMLINE MX10.953732Australian SynchrotronMX1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.7736.0999.9121.313.32016025.97
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.7741.8040.814

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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-VALUE1MJ0,193D1.7736.091.3420151103799.90.18180.18090.18080.19980.198130.13
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_d22.893
f_angle_d1.4557
f_chiral_restr0.0935
f_plane_restr0.0199
f_bond_d0.0121
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1185
Nucleic Acid Atoms464
Solvent Atoms259
Heterogen Atoms14

Software

Software
Software NamePurpose
PHENIXrefinement
autoPROCdata reduction
autoPROCdata scaling
PHENIXphasing