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Crystal Structure of Porcine Dipeptidyl Peptidase IV (CD26)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 293 20% PEG 2000, 0.1 M ammonium sulfate, 0.1 M Tris/HCl pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K
Crystal Properties Matthews coefficient Solvent content 2.48 50.06
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 62 α = 112.76 b = 118.18 β = 94.93 c = 133.59 γ = 91.14
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 100 CCD MARRESEARCH undulator 2000-04-12 2 1 x-ray 100 CCD MARRESEARCH undulator 2000-09-07 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.05030 MPG/DESY, HAMBURG BW6 2 SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.00500, 1.00920, 0.95000 MPG/DESY, HAMBURG BW6
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2 1.78 19.25 320230 320230 22
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.8 19.25 309996 15446 96.2 0.217 0.217 0.217 0.2215 0.252 0.2549 RANDOM 36.2
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] 5.97 1.26 -0.75 -5.66 0.24 -0.31
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.2 c_scangle_it 2.9 c_scbond_it 2.02 c_mcangle_it 1.96 c_angle_deg 1.5 c_mcbond_it 1.31 c_improper_angle_d 0.89 c_bond_d 0.009 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.2 c_scangle_it 2.9 c_scbond_it 2.02 c_mcangle_it 1.96 c_angle_deg 1.5 c_mcbond_it 1.31 c_improper_angle_d 0.89 c_bond_d 0.009 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 23864 Nucleic Acid Atoms Solvent Atoms 1468 Heterogen Atoms 504
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling MAIN phasing