☰ Navigation Tabs
BARLEY ALPHA-AMYLASE WITH SUBSTRATE ANALOGUE ACARBOSE
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1AMY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.7 pH 6.7
Crystal Properties Matthews coefficient Solvent content 4.67 75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 135.2 α = 90 b = 135.2 β = 90 c = 79.6 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 288 AREA DETECTOR SIEMENS 1992-04-18 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH2R
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 2.729 90.5 0.092 0.092 16.6 2.9 17688 1
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) 2.729 2.9 44.8 0.27 0.27 1.7 1.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION REFINEMENT DIFFERENCE FOURIER THE VERSION OF X-PLOR (2.1) ORIGINALLY USED FOR REFINEMENT THE FREE R TEST WAS NOT AN OPTION. THEREFORE WE HAVE GIVEN THE OVERALL R FACTOR (TEST+WORKING) INSTEAD OF (WORK) TOGETHER WITH AN ESTIMATE OF THE FREE R (TEST) VALUE BASED ON A SIMULATED ANNEALING REFINEMENT WITH A NEWER VERSION OF X-PLOR (3.1). 1AMY 2.8 10 1 17688 1729 86.4 0.151 0.151 0.151 0.249 0.1505 RANDOM 20.1
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]
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 23.6 x_angle_deg 3.2 x_bond_d 1.5 x_improper_angle_d 1.4 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 23.6 x_angle_deg 3.2 x_bond_d 1.5 x_improper_angle_d 1.4 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3184 Nucleic Acid Atoms Solvent Atoms 148 Heterogen Atoms 58
Software Software Software Name Purpose X-PLOR model building X-PLOR refinement XENGEN data reduction NIELSEN data reduction XUONG) data reduction XENGEN data scaling X-PLOR phasing