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Crystal Structure of Candida Albicans Calcineurin A, Calcineurin B, FKBP12 and FK506 (Tacrolimus)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1TCO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.29 289 CANDIDA ALBICANS VCID8024
[CALCINEURIN A FUSED TO CALCINEURIN B] AND R8065 [FKBP12] IN A
SEC PURIFIED COMPLEX MEDIATED BY FK506/TACROLIMUS AT 10.2 MG/
ML AND SUPPLEMENTED WITH 25.6UM R8065 AND 32UM FK506. PROTEIN
BUFFER INCLUDES 10MM TRIS PH 7.5, 50 MM NACL, 1.0MM CACL2. THE
PROTEIN COMPLEX WAS CRYSTALLIZED AGAINST OPTIMIZATION SCREEN
AMP_PROPLEX_A10 (OPT SCREEN BASED ON PROPLEX CONDITION A10)
WELL B7: 0.1M TRIS-HCL, 15.91% PEG 2,000 MME, 0.1M POTASSIUM
CHLORIDE, AND CRYO-PROTECTED WITH 20% ETHYLENE GLYCOL
Crystal Properties Matthews coefficient Solvent content 2.45 49.79
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 62.47 α = 90 b = 142.85 β = 90 c = 175.61 γ = 90
Symmetry 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 MARMOSAIC 300 mm CCD 2013-06-27 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-G 0.9786 APS 21-ID-G
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) 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 2.55 50 98.4 0.083 0.094 0.998 16.87 4.4 51429 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.55 2.62 99.2 0.56 0.635 0.826 3.4 4.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (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 DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1TCO 2.55 34.996 1.34 51342 1999 98.47 0.1839 0.182 0.1852 0.2286 0.2313
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 Key Refinement Restraint Deviation f_dihedral_angle_d 12.122 f_angle_d 0.916 f_chiral_restr 0.048 f_bond_d 0.008 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9363 Nucleic Acid Atoms Solvent Atoms 281 Heterogen Atoms 148
Software Software Software Name Purpose XDS data reduction XSCALE data scaling PHENIX refinement PHASER phasing