Hypothemycin-Type Resorcylic Acid Lactones with Immunosuppressive Activities from a <i>Podospora</i> sp.
Gao, Ying; Duan, Fang-Fang; Liu, Lin; Peng, Xiao-Gang; Meng, Xiang-Gao; Ruan, Han-Li; Journal of natural products 84 (2021) 483–494; doi:10.1021/acs.jnatprod.0c01344

data_1560291
_publ_section_title
;
 Hypothemycin-Type Resorcylic Acid Lactones with Immunosuppressive
 Activities from a <i>Podospora</i> sp.
;
_journal_issue                   2
_journal_name_full               'Journal of natural products'
_journal_page_first              483
_journal_page_last               494
_journal_paper_doi               10.1021/acs.jnatprod.0c01344
_journal_volume                  84
_journal_year                    2021
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C19 H24 O8, C H4 O'
_chemical_formula_sum            'C20 H28 O9'
_chemical_formula_weight         412.42
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2019-03-26
_audit_creation_method
; 
Olex2 1.2 
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506) 
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.7391(4)
_cell_length_b                   10.8943(7)
_cell_length_c                   32.111(2)
_cell_measurement_reflns_used    5085
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      66.15
_cell_measurement_theta_min      2.75
_cell_volume                     2007.7(2)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.961
_diffrn_measured_fraction_theta_max 0.961
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0696
_diffrn_reflns_av_unetI/netI     0.0741
_diffrn_reflns_Laue_measured_fraction_full 0.961
_diffrn_reflns_Laue_measured_fraction_max 0.961
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            10587
_diffrn_reflns_point_group_measured_fraction_full 0.950
_diffrn_reflns_point_group_measured_fraction_max 0.950
_diffrn_reflns_theta_full        66.751
_diffrn_reflns_theta_max         66.751
_diffrn_reflns_theta_min         2.752
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.907
_exptl_absorpt_correction_T_max  0.7528
_exptl_absorpt_correction_T_min  0.3658
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_description       needle
_exptl_crystal_F_000             880
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.395
_refine_diff_density_min         -0.530
_refine_diff_density_rms         0.137
_refine_ls_abs_structure_details
; 
 Flack x determined using 1238 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259). 
;
_refine_ls_abs_structure_Flack   0.01(14)
_refine_ls_extinction_coef       0.0078(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3379
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0574
_refine_ls_R_factor_gt           0.0558
_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^)+(0.0922P)^2^+0.0174P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1325
_refine_ls_wR_factor_ref         0.1344
_reflns_Friedel_coverage         0.679
_reflns_Friedel_fraction_full    0.936
_reflns_Friedel_fraction_max     0.935
_reflns_number_gt                3214
_reflns_number_total             3379
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            np0c01344_si_009.cif
_cod_data_source_block           cu_190325f_0m
_cod_depositor_comments
'Adding full bibliography for 1560283--1560291.cif.'
_cod_database_code               1560291
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.965
_shelx_estimated_absorpt_t_min   0.876
_olex2_refinement_description
; 
1. Fixed Uiso 
 At 1.2 times of: 
  All C(H) groups, All C(H,H) groups 
 At 1.5 times of: 
  All C(H,H,H) groups, All O(H) groups 
2.a Ternary CH refined with riding coordinates: 
 C3(H3), C5(H5), C8(H8), C9(H9) 
2.b Secondary CH2 refined with riding coordinates: 
 C4(H4A,H4B), C6(H6A,H6B), C10(H10A,H10B) 
2.c Aromatic/amide H refined with riding coordinates: 
 C11(H11), C12(H12), C14(H14), C16(H16) 
2.d Idealised Me refined as rotating group: 
 C19(H19A,H19B,H19C), C20(H20A,H20B,H20C), C21(H21A,H21B,H21C) 
2.e Idealised tetrahedral OH refined as rotating group: 
 O3(H3A), O5(H5A), O6(H6), O8(H8A), O9(H9A) 
;
_olex2_submission_special_instructions 'No special instructions were received'