Protonated Adenine and Cytosine Ribbons Stabilized by Dipicolinato Metal Frameworks
Das, Babulal; Baruah, Jubaraj B.; Crystal Growth & Design 10 (2010) 3242–; doi:10.1021/cg100371w

data_4501751
_publ_section_title
;
 Protonated Adenine and Cytosine Ribbons Stabilized by Dipicolinato Metal
 Frameworks
;
_journal_issue                   7
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3242
_journal_paper_doi               10.1021/cg100371w
_journal_volume                  10
_journal_year                    2010
_chemical_formula_sum            'C22 H28 Cu N8 O15'
_chemical_formula_weight         708.06
_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
_cell_angle_alpha                77.635(2)
_cell_angle_beta                 84.664(2)
_cell_angle_gamma                82.454(2)
_cell_formula_units_Z            2
_cell_length_a                   9.4706(4)
_cell_length_b                   11.8131(4)
_cell_length_c                   13.4429(5)
_cell_measurement_reflns_used    9983
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.17
_cell_volume                     1453.07(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0437
_diffrn_reflns_av_sigmaI/netI    0.0308
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            19655
_diffrn_reflns_theta_full        28.36
_diffrn_reflns_theta_max         28.36
_diffrn_reflns_theta_min         1.55
_exptl_absorpt_coefficient_mu    0.839
_exptl_absorpt_correction_T_max  0.865
_exptl_absorpt_correction_T_min  0.705
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'face indexing'
_exptl_crystal_colour            'light blue'
_exptl_crystal_density_diffrn    1.618
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             730
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.407
_refine_diff_density_min         -0.405
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.992
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     495
_refine_ls_number_reflns         7125
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      0.993
_refine_ls_R_factor_all          0.0372
_refine_ls_R_factor_gt           0.0321
_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^)+(0.0524P)^2^+0.3638P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0890
_refine_ls_wR_factor_ref         0.0916
_reflns_number_gt                6167
_reflns_number_total             7125
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg100371w_si_003.cif
_cod_data_source_block           cuPDC26-cyt
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4501751