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Crystal structure of Alpha1-antichymotrypsin variant DBS-I1: a drug-binding serpin for doxycycline
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 293 0.2 M ammonium chloride,
20 % w/v PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.2 44.04
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 84.917 α = 90 b = 84.917 β = 90 c = 98.399 γ = 120
Symmetry Space Group P 31 2 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 225 mm CCD 2014-07-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.2 0.9184 BESSY 14.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.47 42.5 99.1 0.059 1 20.2 7.5 69528 25.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.47 1.56 95.9 0.992 0.726 2.1 6.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 1.47 40.892 1.35 69473 3474 99.01 0.1741 0.1726 0.1739 0.2018 0.2032
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 20.566 f_angle_d 1.063 f_chiral_restr 0.25 f_bond_d 0.01 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2942 Nucleic Acid Atoms Solvent Atoms 365 Heterogen Atoms 36
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PHASER phasing