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_7044844
_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            'C19 H19 N5 O5 V'
_chemical_formula_weight         448.33
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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
;
2017-06-08 deposited with the CCDC.
2017-11-03 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.434(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   22.8084(16)
_cell_length_b                   7.7189(5)
_cell_length_c                   23.1109(19)
_cell_measurement_reflns_used    13388
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.00
_cell_measurement_theta_min      3.36
_cell_volume                     4043.2(5)
_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-97, PLATON, WINGX (Ferrugia, 2012)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       '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  0.0545
_diffrn_reflns_av_sigmaI/netI    0.0782
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            13388
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         3.36
_diffrn_standards_decay_%        n/a
_diffrn_standards_interval_count n/a
_diffrn_standards_interval_time  n/a
_exptl_absorpt_coefficient_mu    0.532
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.934
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'ABSPACK, Oxford Diffraction Ltd'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.473
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1848
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.379
_refine_diff_density_min         -0.557
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         5838
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0813
_refine_ls_R_factor_gt           0.0529
_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^)+(0.0401P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1046
_refine_ls_wR_factor_ref         0.1159
_reflns_number_gt                4186
_reflns_number_total             5838
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7dt02903a2.cif
_cod_data_source_block           shelxl
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7044844