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ACID PROTEINASE (PENICILLOPEPSIN) (E.C.3.4.23.20) COMPLEX WITH PHOSPHONATE INHIBITOR: METHYL CYCLO[(2S)-2-[[(1R)-1-(N-(L-N-(3-METHYLBUTANOYL)VALYL-L-ASPARTYL)AMINO)-3-METHYLBUT YL] HYDROXYPHOSPHINYLOXY]-3-(3-AMINOMETHYL) PHENYLPROPANOATE
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PPL
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.6 0.1 M CH3COONA 35% AMMONIUM SULFATE PH 4.6
Crystal Properties Matthews coefficient Solvent content 1.91 50
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 96.98 α = 90 b = 46.65 β = 115.57 c = 65.71 γ = 90
Symmetry Space Group C 1 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 100 CCD ADSC CRYSTAL AND MIRROR 1997-11-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F1 CHESS F1
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 0.95 10 98 0.053 0.055 3.9 2.76 430728
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 0.95 0.98 53.8 0.16 0.036 1.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 OTHER UNTIL NEAR END 1PPL 0.95 10 430728 43072 98 0.1004 0.0991 0.095 0.1247 10%
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 31 2247.6 2973.4
RMS Deviations Key Refinement Restraint Deviation s_anti_bump_dis_restr 0.124 s_non_zero_chiral_vol 0.123 s_zero_chiral_vol 0.096 s_angle_d 0.034 s_bond_d 0.017 s_similar_dist s_from_restr_planes s_rigid_bond_adp_cmpnt s_similar_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2366 Nucleic Acid Atoms Solvent Atoms 528 Heterogen Atoms 83
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling SHELXL-97 refinement CCP4 data scaling