Syntheses, crystal structures, DFT calculations, protein interaction and anticancer activities of water soluble dipicolinic acid-imidazole based oxidovanadium(iv) complexes
Biswal, Debanjana; Pramanik, Nikhil Ranjan; Chakrabarti, Syamal; Drew, Michael G. B.; Acharya, Krishnendu; Chandra, Swarnendu; Dalton Transactions  (2017) –; doi:10.1039/C7DT02903A

data_7044845
_publ_section_title
;
 Syntheses, crystal structures, DFT calculations, protein interaction and
 anticancer activities of water soluble dipicolinic acid-imidazole based
 oxidovanadium(iv) complexes
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/C7DT02903A
_journal_year                    2017
_chemical_formula_sum            'C15 H15 N5 O5 V'
_chemical_formula_weight         396.26
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-06-08 deposited with the CCDC.
2017-11-03 downloaded from the CCDC.
;
_cell_angle_alpha                88.699(7)
_cell_angle_beta                 82.542(8)
_cell_angle_gamma                86.201(7)
_cell_formula_units_Z            4
_cell_length_a                   8.8853(10)
_cell_length_b                   11.7493(9)
_cell_length_c                   16.9170(16)
_cell_measurement_reflns_used    10355
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.48
_cell_volume                     1747.1(3)
_computing_cell_refinement       'Crysalis, Oxford Diffraction'
_computing_data_collection       'Crysalis, Oxford Diffraction'
_computing_data_reduction        'Crysalis, Oxford Diffraction'
_computing_molecular_graphics    PLATON(Spek,2004)
_computing_publication_material  'SHELXL, PLATON, WINGX (Ferrugia, 2012)'
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'Oxford Diffaction X-Calibor System'
_diffrn_measurement_method       '321 frames, counting time 10 s.'
_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  0.0522
_diffrn_reflns_av_sigmaI/netI    0.1310
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            10355
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.48
_diffrn_standards_decay_%        n/a
_diffrn_standards_interval_count n/a
_diffrn_standards_interval_time  n/a
_exptl_absorpt_coefficient_mu    0.605
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.917
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'ABSPACK, Oxford Diffraction Ltd'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.507
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             812
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.037
_refine_diff_density_min         -0.471
_refine_diff_density_rms         0.098
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     473
_refine_ls_number_reflns         7813
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.1285
_refine_ls_R_factor_gt           0.0841
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0493P)^2^+0.5746P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1602
_refine_ls_wR_factor_ref         0.1852
_reflns_number_gt                5292
_reflns_number_total             7813
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7dt02903a2.cif
_cod_data_source_block           shelxl_CCDC1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7044845