☰ Navigation Tabs
Crystal structure of bovine CTLA-4, PSI-NYSGRC-012704
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2X44
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 298 Protein (20 mM Hepes, pH 7.5, 150 mM NaCl, 10% glycerol, Reservoir (30%(w/v) PEG1500, 10%(v/v) Isopropanol, 0.1M CaCl2, 0.1M Imidazole, pH 6.5), Cryoprotection (70%(v/v) Sucrose), Vapor Diffusion, Sitting Drop, temperature 298K
Crystal Properties Matthews coefficient Solvent content 3.21 61.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 80.875 α = 90 b = 87.831 β = 90 c = 52.25 γ = 90
Symmetry Space Group C 2 2 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 ADSC QUANTUM 315 MIRRORS 2013-04-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X29A 1.0750 NSLS X29A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 2.25 50 99.9 0.082 8.7 13.6 9123 9112 32.11
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.25 2.29 98.9 0.677 11.3
Refinement Statistics Diffraction ID Structure Solution 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 2X44 2.253 43.915 1.34 8367 399 91.74 0.1923 0.1898 0.1915 0.2409 0.2435 40.6296
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 25.442 f_angle_d 1.284 f_chiral_restr 0.076 f_bond_d 0.008 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 878 Nucleic Acid Atoms Solvent Atoms 41 Heterogen Atoms 50
Software Software Software Name Purpose SCALEPACK data scaling PHENIX refinement PDB_EXTRACT data extraction CBASS data collection DENZO data reduction HKL-2000 data scaling PHENIX phasing