Effects of Metal Coordination Geometry on Stabilization of Human Telomeric Quadruplex DNA by Square-Planar and Square-Pyramidal Metal Complexes
Anna Arola-Arnal; Jordi Benet-Buchholz; Stephen Neidle; Ramón Vilar; Inorganic Chemistry 47 (2008) 11910–11919; doi:10.1021/ic8016547

data_4306790
_publ_section_title
;
Effects of Metal Coordination Geometry on Stabilization of Human Telomeric
Quadruplex DNA by Square-Planar and Square-Pyramidal Metal Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11910
_journal_page_last               11919
_journal_paper_doi               10.1021/ic8016547
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C20 H18 N2 Ni O6'
_chemical_formula_weight         441.07
_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
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_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.2860(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.8940(5)
_cell_length_b                   17.6520(8)
_cell_length_c                   9.0521(4)
_cell_measurement_reflns_used    7827
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      39.51
_cell_measurement_theta_min      2.92
_cell_volume                     1707.07(13)
_computing_cell_refinement       'Bruker-Nonius Apex v1.0-22 2002'
_computing_data_collection       'Bruker-Nonius Apex v1.0-22 2002'
_computing_data_reduction        'SAINT+ Version 7.06A Bruker-Nonius, 2004'
_computing_molecular_graphics    'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_publication_material  'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_structure_refinement  'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_structure_solution    'Shelxtl Version 6.12 (Sheldrick, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 512
_diffrn_detector_type            '4K CCD area detector APEX II'
_diffrn_measured_fraction_theta_full 0.963
_diffrn_measured_fraction_theta_max 0.963
_diffrn_measurement_device_type  'Kappa 4-axis goniometer bruker-nonius'
_diffrn_measurement_method
;
 Fullsphere data collection, phi and omega scans
;
_diffrn_measurement_specimen_support
'magnetic support whith 10 micron nylon fiber cryoloop'
_diffrn_radiation_monochromator  'Multilayer Montel 200 mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0361
_diffrn_reflns_av_sigmaI/netI    0.0361
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            16735
_diffrn_reflns_theta_full        39.52
_diffrn_reflns_theta_max         39.52
_diffrn_reflns_theta_min         2.92
_diffrn_source                   'rotating anode X-ray tube'
_diffrn_source_current           90
_diffrn_source_power             50
_diffrn_source_size              '3 mm x 0.3 mm fine focus'
_diffrn_source_type              'Bruker-Nonius FR 591'
_exptl_absorpt_coefficient_mu    1.182
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.80053
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
 SADABS Version 2.1 2003 Bruker-Nonius
 Blessing, Acta Cryst. (1995) A51 33-38
;
_exptl_crystal_density_diffrn    1.716
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.591
_refine_diff_density_min         -0.551
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         4960
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0335
_refine_ls_R_factor_gt           0.0283
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0410P)^2^+0.6222P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0824
_reflns_number_gt                4370
_reflns_number_total             4960
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic8016547_si_002_1.cif
_cod_data_source_block           aa1c2c
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4306790