Structure-Activity Relationships in Tripodal Transmembrane Anion Transporters: The Effect of Fluorination
Nathalie Busschaert; Marco Wenzel; Mark E. Light; Paulina Iglesias-Hernández; Ricardo Pérez-Tomás; Philip A. Gale; Journal of the American Chemical Society 133 (2011) 14136–14148; doi:10.1021/ja205884y

data_4106711
_publ_contact_author_email       philip.gale@soton.ac.uk
_publ_contact_author_name        'Gale, Philip'
_publ_section_title
;
 Structure-Activity Relationships in Tripodal Transmembrane Anion
 Transporters: The Effect of Fluorination
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              14136
_journal_page_last               14148
_journal_paper_doi               10.1021/ja205884y
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C27 H30 F3 N7 O3, C16 H36 N, Cl'
_chemical_formula_sum            'C43 H66 Cl F3 N8 O3'
_chemical_formula_weight         835.49
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 103.24(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.296(3)
_cell_length_b                   13.337(3)
_cell_length_c                   24.209(5)
_cell_measurement_reflns_used    10503
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     4493.1(18)
_computing_cell_refinement
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_data_collection       'COLLECT (Hooft, R.W.W., 1998)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_publication_material  'WINGX (Farrugia, 1998)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type
'Bruker-Nonius Roper CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0361
_diffrn_reflns_av_sigmaI/netI    0.0412
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            61699
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         2.94
_exptl_absorpt_coefficient_mu    0.144
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6714
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2007/2 (Sheldrick, G.M., 2007)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.235
_exptl_crystal_description       block
_exptl_crystal_F_000             1792
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.602
_refine_diff_density_min         -0.631
_refine_diff_density_rms         0.189
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.56(3)
_refine_ls_extinction_coef       0.0320(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.154
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1047
_refine_ls_number_reflns         18752
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.154
_refine_ls_R_factor_all          0.0546
_refine_ls_R_factor_gt           0.0484
_refine_ls_shift/su_max          0.020
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0670P)^2^+0.0388P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1111
_refine_ls_wR_factor_ref         0.1142
_reflns_number_gt                16928
_reflns_number_total             18752
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ja205884y_si_001_05.cif
_cod_data_source_block           2011mw0001a
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4106711