From {au(i)···au(i)}-coupled cages to the cage-built 2-d {au(i)···au(i)} arrays: au(i)···au(i) bonding interaction driven self-assembly and their ag(i) sensing and photo-switchable behavior.
Jiang, Xuan-Feng; Hau, Franky Ka-Wah; Sun, Qing-Fu; Yu, Shu-Yan; Yam, Vivian Wing-Wah; Journal of the American Chemical Society 136 (2014) 10921–10929; doi:10.1021/ja502295c

data_4122324
_publ_section_title
;
 From {au(i)&#x00B7;&#x00B7;&#x00B7;au(i)}-coupled cages to the cage-built
 2-d {au(i)&#x00B7;&#x00B7;&#x00B7;au(i)} arrays:
 au(i)&#x00B7;&#x00B7;&#x00B7;au(i) bonding interaction driven
 self-assembly and their ag(i) sensing and photo-switchable behavior.
;
_journal_issue                   31
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10921
_journal_page_last               10929
_journal_paper_doi               10.1021/ja502295c
_journal_volume                  136
_journal_year                    2014
_chemical_formula_sum            'C277 H295 Au16 Cl2 N18 O16 S48'
_chemical_formula_weight         8893.97
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                75.91(3)
_cell_angle_beta                 72.76(3)
_cell_angle_gamma                76.36(3)
_cell_formula_units_Z            2
_cell_length_a                   21.957(4)
_cell_length_b                   27.821(6)
_cell_length_c                   28.369(6)
_cell_measurement_temperature    153(2)
_cell_volume                     15801(6)
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.552
_diffrn_measured_fraction_theta_max 0.954
_diffrn_radiation_wavelength     0.7499
_diffrn_reflns_av_unetI/netI     0.0686
_diffrn_reflns_Laue_measured_fraction_full 0.552
_diffrn_reflns_Laue_measured_fraction_max 0.954
_diffrn_reflns_point_group_measured_fraction_full 0.552
_diffrn_reflns_point_group_measured_fraction_max 0.954
_diffrn_reflns_theta_full        26.740
_diffrn_reflns_theta_max         22.021
_diffrn_reflns_theta_min         1.427
_exptl_absorpt_coefficient_mu    8.875
_exptl_crystal_colour            yellowish
_exptl_crystal_density_diffrn    1.869
_exptl_crystal_description       block
_exptl_crystal_F_000             8554
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.702
_refine_diff_density_min         -0.211
_refine_diff_density_rms         0.032
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.259
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     3318
_refine_ls_number_reflns         31552
_refine_ls_number_restraints     3510
_refine_ls_restrained_S_all      1.205
_refine_ls_R_factor_all          0.1395
_refine_ls_R_factor_gt           0.1103
_refine_ls_shift/su_max          0.012
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2990
_refine_ls_wR_factor_ref         0.3201
_reflns_Friedel_coverage         0.000
_reflns_number_gt                22161
_reflns_number_total             31552
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja502295c_si_004.cif
_cod_data_source_block           a
_cod_depositor_comments
'Adding full bibliography for 4122324--4122326.cif.'
_cod_original_cell_volume        15801(7)
_cod_database_code               4122324
_shelxl_version_number           2013-4
_shelx_res_checksum              80402
_shelx_hkl_checksum              60951