A zwitterionic 1D/2D polymer co-crystal and its polymorphic sub-components: a highly selective sensing platform for HIV ds-DNA sequences.
Zhao, Hai-Qing; Yang, Shui-Ping; Ding, Ni-Ni; Qin, Liang; Qiu, Gui-Hua; Chen, Jin-Xiang; Zhang, Wen-Hua; Chen, Wen-Hua; Hor, T. S. Andy; Dalton transactions (Cambridge, England : 2003) 45 (2016) 5092–5100; doi:10.1039/c5dt04410c

data_7038210
_publ_section_title
;
 A zwitterionic 1D/2D polymer co-crystal and its polymorphic
 sub-components: a highly selective sensing platform for HIV ds-DNA
 sequences.
;
_journal_issue                   12
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5092
_journal_page_last               5100
_journal_paper_doi               10.1039/c5dt04410c
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C19 H15 N2 Na O5'
_chemical_formula_sum            'C19 H15 N2 Na O5'
_chemical_formula_weight         374.32
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-08-24 deposited with the CCDC.
2016-02-01 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.1815(16)
_cell_length_b                   10.460(2)
_cell_length_c                   19.705(4)
_cell_measurement_reflns_used    16015
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.96
_cell_measurement_theta_min      2.84
_cell_volume                     1686.3(6)
_computing_cell_refinement       'ApexII (Bruker, 2011)'
_computing_data_collection       'ApexII (Bruker, 2011)'
_computing_data_reduction        'ApexII (Bruker, 2011)'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 2008)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker ApexII'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0453
_diffrn_reflns_av_sigmaI/netI    0.0372
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            16015
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         3.16
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.129
_exptl_absorpt_correction_T_max  0.8547
_exptl_absorpt_correction_T_min  0.5678
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, (Sheldrick 2008)'
_exptl_crystal_colour            light-green
_exptl_crystal_density_diffrn    1.474
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             776
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.178
_refine_diff_density_min         -0.179
_refine_diff_density_rms         0.040
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.2(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     241
_refine_ls_number_reflns         3445
_refine_ls_number_restraints     68
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0609
_refine_ls_R_factor_gt           0.0492
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0548P)^2^+0.1046P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1004
_refine_ls_wR_factor_ref         0.1047
_reflns_number_gt                2989
_reflns_number_total             3445
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt04410c2.cif
_cod_data_source_block           Cpx1
_cod_depositor_comments
'Adding full bibliography for 7038210--7038213.cif.'
_cod_database_code               7038210