Exploring the Effects of H-Bonding in Synthetic Analogues of Nickel Superoxide Dismutase (Ni-SOD): Experimental and Theoretical Implications for Protection of the Ni-SCys Bond
Eric M. Gale; Beulah S. Narendrapurapu; Andrew C. Simmonett; Henry F. Schaefer; Todd C. Harrop; Inorganic Chemistry 49 (2010) 7080–7096; doi:10.1021/ic1009187

data_4316160
_publ_contact_author_address
;Department of Chemistry, The University of Georgia, 1001 Ceadr St,
 Athens, GA 30602,USA
;
_publ_contact_author_email       tharrop@chem.uga.edu
_publ_contact_author_fax         1-706-542-9454
_publ_contact_author_name        'Todd C. Harrop'
_publ_contact_author_phone       1-706-542-3486
_publ_section_title
;
 Exploring the Effects of H-Bonding in Synthetic Analogues of Nickel
 Superoxide Dismutase (Ni-SOD): Experimental and Theoretical Implications
 for Protection of the Ni-SCys Bond
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7080
_journal_page_last               7096
_journal_paper_doi               10.1021/ic1009187
_journal_volume                  49
_journal_year                    2010
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C25 H38 N4 Ni O2 S2'
_chemical_formula_sum            'C25 H38 N4 Ni O2 S2'
_chemical_formula_weight         549.42
_chemical_name_systematic        ?
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 90.000(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   11.087(5)
_cell_length_b                   13.944(5)
_cell_length_c                   17.948(5)
_cell_measurement_reflns_used    6625
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.9
_cell_measurement_theta_min      2.2
_cell_volume                     2774.7(18)
_computing_cell_refinement       'Bruker APEX II V2008.6-1'
_computing_data_collection       'Bruker APEX II V2008.6-1'
_computing_data_reduction        'Bruker APEX II V2008.6-1'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 0.5
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart CCD Area Detector'
_diffrn_measurement_method       '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  0.1983
_diffrn_reflns_av_sigmaI/netI    0.2013
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            27766
_diffrn_reflns_theta_full        27.87
_diffrn_reflns_theta_max         27.87
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.878
_exptl_absorpt_correction_T_max  0.9411
_exptl_absorpt_correction_T_min  0.8510
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS(Sheldrick,1997)
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.315
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blades
_exptl_crystal_F_000             1168
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.504
_refine_diff_density_min         -0.718
_refine_diff_density_rms         0.079
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.0054(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.940
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         6625
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.940
_refine_ls_R_factor_all          0.2465
_refine_ls_R_factor_gt           0.0680
_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^)+(0.0842P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1378
_refine_ls_wR_factor_ref         0.2036
_reflns_number_gt                2313
_reflns_number_total             6625
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic1009187_si_003.cif
_cod_data_source_block           harrop34_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4316160