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Allosteric peptidic inhibitor of human thymidylate synthase that stabilizes inactive conformation of the enzyme.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.6 296 1.4M ammonium sulfate, 20 uM beta-ME and 0.1M Tris pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Crystal Properties Matthews coefficient Solvent content 2.92 57.88
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 95.807 α = 90 b = 95.807 β = 90 c = 83.285 γ = 120
Symmetry Space Group P 31 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 273 CCD ADSC QUANTUM 315r 2009-03-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.3.1 1.115869 ALS 8.3.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 40 6.13 6.1 29370
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 2 27.76 45158 27803 1494 97.31 0.20106 0.19952 0.2087 0.22906 0.2321 RANDOM 51.105
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] 0.06 0.03 0.06 -0.08
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.821 r_dihedral_angle_3_deg 17.153 r_dihedral_angle_4_deg 16.496 r_dihedral_angle_1_deg 6.628 r_scangle_it 6.43 r_scbond_it 4.172 r_mcangle_it 3.037 r_angle_refined_deg 2.199 r_mcbond_it 1.694 r_chiral_restr 0.189
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.821 r_dihedral_angle_3_deg 17.153 r_dihedral_angle_4_deg 16.496 r_dihedral_angle_1_deg 6.628 r_scangle_it 6.43 r_scbond_it 4.172 r_mcangle_it 3.037 r_angle_refined_deg 2.199 r_mcbond_it 1.694 r_chiral_restr 0.189 r_bond_refined_d 0.028 r_gen_planes_refined 0.013 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2208 Nucleic Acid Atoms Solvent Atoms 92 Heterogen Atoms 15
Software Software Software Name Purpose PHASER phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection DENZO data reduction SCALEPACK data scaling HKL-2000 data scaling