Strepantibins A-C: Hexokinase II Inhibitors from a Mud Dauber Wasp Associated Streptomyces sp.
Song, Ya-Jie; Zheng, Hong-Bo; Peng, Ai-Hong; Ma, Jia-Hui; Lu, Dan-Dan; Li, Xia; Zhang, Hang-Yu; Xie, Wei-Dong; Journal of natural products 82 (2019) 1114–1119; doi:10.1021/acs.jnatprod.8b00821

data_1552626
_publ_section_title
;
 Strepantibins A-C: Hexokinase II Inhibitors from a Mud Dauber Wasp
 Associated Streptomyces sp.
;
_journal_issue                   5
_journal_name_full               'Journal of natural products'
_journal_page_first              1114
_journal_page_last               1119
_journal_paper_doi               10.1021/acs.jnatprod.8b00821
_journal_volume                  82
_journal_year                    2019
_chemical_formula_sum            'C21 H17 N O2'
_chemical_formula_weight         315.36
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 91.375(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.8252(6)
_cell_length_b                   13.4510(15)
_cell_length_c                   20.651(2)
_cell_measurement_reflns_used    5367
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.85
_cell_measurement_theta_min      3.03
_cell_volume                     1617.6(3)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0949
_diffrn_reflns_av_unetI/netI     0.0731
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            29089
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.101
_diffrn_reflns_theta_min         3.029
_exptl_absorpt_coefficient_mu    0.083
_exptl_crystal_density_diffrn    1.295
_exptl_crystal_description       Yellow
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.485
_refine_diff_density_min         -0.366
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     219
_refine_ls_number_reflns         3579
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.1423
_refine_ls_R_factor_gt           0.0729
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0812P)^2^+2.2807P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1733
_refine_ls_wR_factor_ref         0.2061
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2087
_reflns_number_total             3579
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            np8b00821_si_004.cif
_cod_data_source_block           mo_20180620_0m_a
_cod_original_cell_volume        1617.7(3)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1552626
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              5316
_shelx_hkl_checksum              38913