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Role of ethe mobile loop in the mehanism of human salivary amylase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1SMD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 9 298 MPD, calcium chloride, pH 9.0, VAPOR DIFFUSION, HANGING DROP at 298K
Crystal Properties Matthews coefficient Solvent content 2.27 45.3
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.9 α = 90 b = 75.737 β = 90 c = 134.554 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 200 IMAGE PLATE RIGAKU RAXIS IV mirrors 2000-10-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 67.42 98.31 0.057 0.057 21.9 3.5 39061 38401 2 2 16.857
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.9 1.949 99 0.057 0.155 8.6
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 1SMD 1.9 67.42 39061 38401 4300 98.31 0.1761 0.17615 0.17346 0.1758 0.19997 0.202 RANDOM 16.857
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 r_dihedral_angle_3_deg 17.794 r_dihedral_angle_1_deg 4.249 r_scangle_it 2.589 r_scbond_it 1.635 r_angle_refined_deg 1.32 r_mcangle_it 1.121 r_mcbond_it 0.594 r_xyhbond_nbd_refined 0.215 r_xyhbond_nbd_other 0.123 r_chiral_restr 0.096
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.794 r_dihedral_angle_1_deg 4.249 r_scangle_it 2.589 r_scbond_it 1.635 r_angle_refined_deg 1.32 r_mcangle_it 1.121 r_mcbond_it 0.594 r_xyhbond_nbd_refined 0.215 r_xyhbond_nbd_other 0.123 r_chiral_restr 0.096 r_bond_refined_d 0.008 r_gen_planes_refined 0.005 r_nbtor_refined 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3923 Nucleic Acid Atoms Solvent Atoms 323 Heterogen Atoms 2
Software Software Software Name Purpose SCALEPACK data scaling AMoRE phasing REFMAC refinement