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CRYSTAL STRUCTURE ANALYSIS OF PSCP (PSEUDOMONAS SERINE-CARBOXYL PROTEINASE) COMPLEXED WITH INHIBITOR PSEUDOIODOTYROSTATIN (THIS ENZYME RENAMED "SEDOLISIN" IN 2003)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GA1 PDB ENTRY 1GA1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 3.5 293 5% guanidine, 7% glycerol, 5% methanol, 1 M ammoniumm sulfate, 0.1 M sodium citrate buffer pH 3.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.94 58.16
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.63 α = 90 b = 97.63 β = 90 c = 83.3 γ = 120
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 ADSC QUANTUM 4 focussing mirror 2000-08-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X9B 0.98 NSLS X9B
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 1.4 25 99.9 0.074 23.3 6 88568 88568 -3 -3 12
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.4 1.45 10 0.66 2.3 6 8779
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (I) Cut-off Sigma (F) 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 Selection Details Mean Isotropic B X-RAY DIFFRACTION ISOMORPHOUS WITH 1GA1 R-FREE PDB ENTRY 1GA1 1.4 25 -3 -3 88568 69896 1305 79 0.1222 0.103 0.1184 0.1175 0.1554 RANDOM
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 s_approx_iso_adps 0.098 s_non_zero_chiral_vol 0.075 s_zero_chiral_vol 0.074 s_from_restr_planes 0.029 s_angle_d 0.028 s_bond_d 0.02 s_anti_bump_dis_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2725 Nucleic Acid Atoms Solvent Atoms 450 Heterogen Atoms 7
Software Software Software Name Purpose HKL-2000 data collection HKL-2000 data reduction SHELXL-97 refinement HKL-2000 data scaling