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2.13 A STRUCTURE OF A KUNITZ-TYPE WINGED BEAN CHYMOTRYPSIN INHIBITOR PROTEIN
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5.4 PROTEIN WAS CRYSTALLIZED BY HANGING DROP VAPOUR
DIFFUSION FROM 25% AMM. SULPHATE IN TRIS-HCL, 10MM NA ACETATE, 400 MM NACL AT
PH 5.4 AGAINST 25% AMM. SULPHATE,60MM NA ACETATE AT 4 DEG. C. CRYSTALS WERE
THEN TRANSFERED TO 25% GLYCEROL (CRYOPROTECTANT) IN 25% AMM. SULPHATE, 10MM NA
ACETATE BUFFER AT PH 5.4, BEFORE FLASH COOLING.
Crystal Properties Matthews coefficient Solvent content 2.69 54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 60.84 α = 90 b = 60.84 β = 90 c = 207.91 γ = 120
Symmetry Space Group P 61 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 90 IMAGE PLATE MARRESEARCH DOUBLE FOCUSSING MIRRORS 1997-05-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200
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 2.138 15 96.3 0.069 13 12963 30.5
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 2.13 2.18 64.5 0.236
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION OTHER THROUGHOUT 2.138 9 11100 93.6 0.199 0.1897 0.257 0.2432 RANDOM 32.7
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 p_transverse_tor 37.6 p_staggered_tor 18.2 p_scangle_it 6.28 p_mcangle_it 5.33 p_planar_tor 4.5 p_scbond_it 4.47 p_mcbond_it 3.93 p_multtor_nbd 0.258 p_singtor_nbd 0.19 p_xyhbond_nbd 0.167
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 37.6 p_staggered_tor 18.2 p_scangle_it 6.28 p_mcangle_it 5.33 p_planar_tor 4.5 p_scbond_it 4.47 p_mcbond_it 3.93 p_multtor_nbd 0.258 p_singtor_nbd 0.19 p_xyhbond_nbd 0.167 p_chiral_restr 0.123 p_planar_d 0.031 p_angle_d 0.027 p_plane_restr 0.02 p_bond_d 0.011 p_angle_deg p_hb_or_metal_coord p_xhyhbond_nbd p_orthonormal_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1401 Nucleic Acid Atoms Solvent Atoms 176 Heterogen Atoms 25
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling REFMAC refinement