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The crystal structure of the trypsin complex with synthetic heterochiral peptide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QQU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.4 293 2M ammonium sulphate, pH 6.4, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 1.87 33.75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.93 α = 90 b = 53.719 β = 90 c = 77.473 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 293 IMAGE PLATE MARRESEARCH 2003-08-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
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 1.9 44.28 94.2 0.069 15129 15129
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.9 1.97 94.2 15129
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 MOLECULAR REPLACEMENT THROUGHOUT 1QQU 1.9 44.28 14361 14361 740 94.28 0.15453 0.15453 0.15324 0.1703 0.17849 0.1895 RANDOM 17.1
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] -0.77 0.33 0.44
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 19.04 r_scangle_it 6.527 r_scbond_it 4.44 r_dihedral_angle_1_deg 4.271 r_angle_refined_deg 3.554 r_mcangle_it 2.545 r_angle_other_deg 1.956 r_mcbond_it 1.397 r_symmetry_vdw_refined 0.841 r_symmetry_vdw_other 0.536
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 19.04 r_scangle_it 6.527 r_scbond_it 4.44 r_dihedral_angle_1_deg 4.271 r_angle_refined_deg 3.554 r_mcangle_it 2.545 r_angle_other_deg 1.956 r_mcbond_it 1.397 r_symmetry_vdw_refined 0.841 r_symmetry_vdw_other 0.536 r_symmetry_hbond_refined 0.427 r_nbd_refined 0.42 r_xyhbond_nbd_refined 0.254 r_nbd_other 0.252 r_nbtor_other 0.202 r_chiral_restr 0.142 r_symmetry_hbond_other 0.068 r_xyhbond_nbd_other 0.065 r_bond_refined_d 0.024 r_gen_planes_refined 0.01 r_gen_planes_other 0.006 r_bond_other_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1690 Nucleic Acid Atoms Solvent Atoms 162 Heterogen Atoms 12
Software Software Software Name Purpose REFMAC refinement XDS data reduction DENZO data reduction SCALEPACK data scaling CNS phasing