The chelation targeting metal-Aβ40 aggregates may lead to formation of Aβ40 oligomers.
Zhang, Yong; Chen, Li-Yuan; Yin, Wen-Xing; Yin, Jun; Zhang, Shi-Bing; Liu, Chang-Lin; Dalton transactions (Cambridge, England : 2003) 40 (2011) 4830–4833; doi:10.1039/c1dt00020a

data_7015705
_publ_section_title
;
 The chelation targeting metal-A\b40 aggregates may lead to formation
 of A\b40 oligomers.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4830
_journal_page_last               4833
_journal_paper_doi               10.1039/c1dt00020a
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C51 H44 Cl4 N8 O S2 Zn2'
_chemical_formula_weight         1121.60
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 94.3510(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   33.495(3)
_cell_length_b                   8.9680(7)
_cell_length_c                   17.7961(13)
_cell_measurement_reflns_used    4536
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      24.62
_cell_measurement_theta_min      2.35
_cell_volume                     5330.2(7)
_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      297(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0195
_diffrn_reflns_av_sigmaI/netI    0.0222
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -40
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            14346
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.35
_exptl_absorpt_coefficient_mu    1.223
_exptl_absorpt_correction_T_max  0.7920
_exptl_absorpt_correction_T_min  0.7562
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS,Sheldrick,1997
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.398
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2296
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.663
_refine_diff_density_min         -0.528
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.108
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     316
_refine_ls_number_reflns         4936
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.108
_refine_ls_R_factor_all          0.0628
_refine_ls_R_factor_gt           0.0493
_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^)+(0.1129P)^2^+1.8164P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1657
_refine_ls_wR_factor_ref         0.1750
_reflns_number_gt                3853
_reflns_number_total             4936
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt00020a.txt
_cod_data_source_block           90324zy3_0m
_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 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_cell_volume        5330.3(7)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7015705