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0.9A resolution crystal structure of alpha-lytic protease complexed with a transition state analogue, MeOSuc-Ala-Ala-Pro-Val boronic acid
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1P02 SAME PROTEIN BOUND TO MEOSUC-ALA-ALA-PRO-ALA BORONIC ACID AT 0.9A RESOLUTION (UNPUBLISHED DATA, BUT RELATED TO 1P02)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8 298 1.3M LITHIUM SULFATE, 0.02M TRIS, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K, pH 8.00
Crystal Properties Matthews coefficient Solvent content 2.44 49.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.768 α = 90 b = 65.768 β = 90 c = 79.554 γ = 120
Symmetry Space Group P 32 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 QUANTUM 315 2004-06-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.2 ALS 8.2.2
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 0.9 28.5 99.9 0.085 27.9 8.7 147100
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 0.9 0.91 99.5 0.448 4.8 5.9
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION REFINEMENT OF PREVIOUSLY-SOLVED STRUCTURE OF ALPHA-LYTIC PROTEASE BOUND TO MEOSUC-ALA-ALA-PRO-ALA BORONIC ACID FREE R SAME PROTEIN BOUND TO MEOSUC-ALA-ALA-PRO-ALA BORONIC ACID AT 0.9A RESOLUTION (UNPUBLISHED DATA, BUT RELATED TO 1P02) 0.9 20 146962 7352 99.9 0.081 0.08 0.0767 0.091 0.0865 RANDOM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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 21 1367.28 1784.32
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.086 s_zero_chiral_vol 0.081 s_non_zero_chiral_vol 0.07 s_angle_d 0.045 s_similar_adp_cmpnt 0.038 s_from_restr_planes 0.035 s_bond_d 0.016 s_rigid_bond_adp_cmpnt 0.005 s_similar_dist s_anti_bump_dis_restr
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1424 Nucleic Acid Atoms Solvent Atoms 432 Heterogen Atoms 45
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling starting model building SHELXL-97 refinement HKL-2000 data reduction