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Crystal Structure of Aspergillus fumigatus 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 7.4 298 ASPERGILLUS FUMIGATUS VCID8013
[CALCINEURIN A], VCID8015 [CALCINEURIN B] AND VCID10288
[FKBP12] IN A SEC PURIFIED COMPLEX MEDIATED BY FK506/
TACROLIMUS AT 9.8 MG/ML [PROTEIN BATCH # 1393038]. PROTEIN
BUFFER INCLUDES 25MM HEPES PH 8.0, 50 MM NACL, 5.0MM CACL2,
AND 0.5MM TCEP. THE PROTEIN COMPLEX WAS CRYSTALLIZED AGAINST
AN OPTIMIZATION SCREEN BASED ON THE SPARSE MATRIX SCREEN PACT
CONDITION E9: 0.1M HEPES/NAOH, PH7.4, 0.2M POTASSIUM/SODIUM
TARTRATE, 22.27% W/V PEG 3,350 AND CRYO-PROTECTED WITH 20%
ETHYLENE GLYCOL
Crystal Properties Matthews coefficient Solvent content 2.35 47.61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 59.24 α = 90 b = 94.46 β = 109.28 c = 69.83 γ = 90
Symmetry Space Group P 1 21 1
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 2014-09-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CLSI BEAMLINE 08ID-1 0.9795 CLSI 08ID-1
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 2.5 50 99.7 0.096 0.112 0.996 12 3.8 25206 -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 2.5 2.56 99.9 0.697 0.81 0.728 2.1 3.9
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 2.5 48.119 1.36 25187 1258 99.87 0.2011 0.1995 0.2041 0.232 0.2341
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 11.341 f_angle_d 0.597 f_chiral_restr 0.022 f_plane_restr 0.003 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4627 Nucleic Acid Atoms Solvent Atoms 103 Heterogen Atoms 75
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PHASER phasing