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Crystal Structure of Bitter Gourd Trypsin Inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2CI2 PDB ENTRY 2CI2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 293 Potassium sodium tartrate, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 1.38 10.48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 22.662 α = 92.05 b = 23.023 β = 100.11 c = 27.685 γ = 101.8
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 210 2003-12-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NW12A 0.8 Photon Factory AR-NW12A
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 0.93 50 93.9 0.046 39.8 4 34146 34146 -3 6.31
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) 0.93 0.95 88.1 0.282 3.7 3.5 1572
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (I) Number Reflections (All) 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 MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2CI2 0.93 10 -3 33916 32256 1660 93.91 0.114 0.114 0.1123 0.143 0.1394 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_angle_d 0.33 s_non_zero_chiral_vol 0.106 s_zero_chiral_vol 0.095 s_anti_bump_dis_restr 0.028 s_bond_d 0.016
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 564 Nucleic Acid Atoms Solvent Atoms 140 Heterogen Atoms 13
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling CNS refinement SHELXL-97 refinement HKL-2000 data reduction CNS phasing