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Structural basis for the inhibition of Mycobacterium tuberculosis L,D-transpeptidase by meropenem, a drug effective against extensively drug-resistant strains
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 296 50mM calcium chloride, 100mM bis-tris, 30%(v/v) polyethylene glycol monomethyl ether 550, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 296K
Crystal Properties Matthews coefficient Solvent content 2.59 52.56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 135.594 α = 90 b = 58.639 β = 94.4 c = 40.925 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 QUANTUM 270 2011-10-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NE3A 1.0000 Photon Factory AR-NE3A
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 1.8 20 97.9 30118 29426 9.1 9.1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.8 1.83 70.4
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 (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 SAD THROUGHOUT 1.8 20 28536 27937 1489 99.04 0.19663 0.19663 0.19469 0.1945 0.23346 0.2349 RANDOM 24.367
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] -1.52 0.2 -0.38 1.93
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 29.684 r_dihedral_angle_3_deg 13.234 r_dihedral_angle_4_deg 12.278 r_dihedral_angle_1_deg 5.568 r_angle_refined_deg 1.292 r_chiral_restr 0.088 r_bond_refined_d 0.009 r_gen_planes_refined 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1889 Nucleic Acid Atoms Solvent Atoms 206 Heterogen Atoms 7
Software Software Software Name Purpose HKL-2000 data collection AutoSol phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling