4NMQ

CFTR Associated Ligand (CAL) PDZ domain bound to peptide iCAL36(Ac-K-4) (ANSRW[Ac-K]TSII)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.529140% (w/v) polyethylene glycol (PEG), 0.15 M sodium chloride, 0.1 tris(hydroxymethyl)aminomethane (Tris), pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
1.9336.18

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 35.546α = 90
b = 47.462β = 90
c = 96.621γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2702011-10-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X6A0.8856NSLSX6A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)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
11.419.799.90.06323.2433017329976.323.24
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.41.461000.5943.734421

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB entry 4E341.419.7372.0232997166099.990.18220.18130.1988In thin shells
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]
-0.1016-1.38721.4888
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.955
f_angle_d1.314
f_chiral_restr0.068
f_bond_d0.014
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1474
Nucleic Acid Atoms
Solvent Atoms197
Heterogen Atoms12

Software

Software
Software NamePurpose
HKL-2000data collection
PHENIXmodel building
PHENIXrefinement
XDSdata reduction
XSCALEdata scaling
PHENIXphasing