Four related Mixed-Ligand Nickel(II) Complexes: Effect of Steric Encumbrance on the Structure, DNA/BSA binding, DNA cleavage and Cytotoxicity
Gao, Chun-Yan; Ma, Zhong-Ying; Zhang, Yong-Po; Li, Si-Tong; Gu, Wen; Liu, Xin; Tian, Jin-Lei; Xu, Jing-Yuan; Zhao, Jin-Zhong; Yan, Shi-Ping; RSC Adv.  (2015) –; doi:10.1039/C4RA16755D

data_7219968
_publ_section_title
;
 Four related Mixed-Ligand Nickel(II) Complexes: Effect of Steric
 Encumbrance on the Structure, DNA/BSA binding, DNA cleavage and
 Cytotoxicity
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C4RA16755D
_journal_year                    2015
_chemical_formula_moiety         'C31 H27 Cl2 N5 Ni O7'
_chemical_formula_sum            'C31 H27 Cl2 N5 Ni O7'
_chemical_formula_weight         711.17
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2012-11-12 deposited with the CCDC.
2015-03-18 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 110.532(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6563(3)
_cell_length_b                   35.2380(17)
_cell_length_c                   12.7241(8)
_cell_measurement_reflns_used    4309
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      28.9742
_cell_measurement_theta_min      2.4298
_cell_volume                     3214.8(3)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'multiwire proportional'
_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  0.0343
_diffrn_reflns_av_sigmaI/netI    0.0604
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -41
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            12479
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    0.824
_exptl_absorpt_correction_T_max  0.9522
_exptl_absorpt_correction_T_min  0.871
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.469
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.528
_refine_diff_density_min         -0.505
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     416
_refine_ls_number_reflns         5668
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0827
_refine_ls_R_factor_gt           0.0592
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0532P)^2^+4.8603P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1319
_refine_ls_wR_factor_ref         0.1447
_reflns_number_gt                4312
_reflns_number_total             5668
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra16755d2.cif
_cod_data_source_block           bb
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3105 2015-03-04 15:46:00Z robertas 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7219968