Paired Utility of Aza-Amino Acyl Proline and Indolizidinone Amino Acid Residues for Peptide Mimicry: Conception of Prostaglandin F2α Receptor Allosteric Modulators That Delay Preterm Birth.
Mir, Fatemeh M.; Atmuri, N. D. Prasad; Bourguet, Carine B.; Fores, Jennifer Rodon; Hou, Xin; Chemtob, Sylvain; Lubell, William D.; Journal of medicinal chemistry 62 (2019) 4500–4525; doi:10.1021/acs.jmedchem.9b00056

data_1552564
_publ_section_title
;
 Paired Utility of Aza-Amino Acyl Proline and Indolizidinone Amino Acid
 Residues for Peptide Mimicry: Conception of Prostaglandin F2\a Receptor
 Allosteric Modulators That Delay Preterm Birth.
;
_journal_issue                   9
_journal_name_full               'Journal of medicinal chemistry'
_journal_page_first              4500
_journal_page_last               4525
_journal_paper_doi               10.1021/acs.jmedchem.9b00056
_journal_volume                  62
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C24 H26 N2 O5'
_chemical_formula_sum            'C24 H26 N2 O5'
_chemical_formula_weight         422.47
_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     dual
_audit_creation_date             2018-05-04
_audit_creation_method
;
Olex2 1.2
(compiled 2018.04.26 svn.r3504 for OlexSys, GUI svn.r5492)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.3744(4)
_cell_length_b                   13.8340(10)
_cell_length_c                   28.1059(19)
_cell_measurement_reflns_used    9894
_cell_measurement_temperature    150
_cell_measurement_theta_max      60.489
_cell_measurement_theta_min      2.736
_cell_volume                     2089.7(3)
_computing_cell_refinement
'SAINT (2013) V8.38A; Integration Software for Single Crystal Data. Bruker AXS Inc., Madison, WI 53719-1173.'
_computing_data_collection
;
APEX 2 (2013) Bruker AXS Inc., Madison, WI 53719-1173.
;
_computing_data_reduction
'SAINT (2013) V8.38A; Integration Software for Single Crystal Data. Bruker AXS Inc., Madison, WI 53719-1173.'
_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    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      150
_diffrn_detector                 'CMOS Area detector'
_diffrn_detector_area_resol_mean 10.24
_diffrn_detector_type            'Bruker Photon 100 CMOS Detector'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'k-geometry diffractometer'
_diffrn_measurement_device_type  'Bruker Venture Metaljet'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_collimation    'Focusing mirrors'
_diffrn_radiation_monochromator  'Helios MX Mirror Optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0680
_diffrn_reflns_av_unetI/netI     0.0471
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            24918
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         60.867
_diffrn_reflns_theta_min         2.736
_diffrn_source                   'Metal Jet'
_diffrn_source_target            Ga
_diffrn_source_type              'Gallium Liquid Metal Jet Source'
_exptl_absorpt_coefficient_mu    0.496
_exptl_absorpt_correction_T_max  0.7519
_exptl_absorpt_correction_T_min  0.4256
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1684 before and 0.0960 after correction. The Ratio of minimum to maximum transmission is 0.5660. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.343
_exptl_crystal_description       Plate
_exptl_crystal_F_000             896
_exptl_crystal_recrystallization_method 'crystallized from EtOAc'
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.214
_refine_diff_density_min         -0.263
_refine_diff_density_rms         0.054
_refine_ls_abs_structure_details
;
 Flack x determined using 1444 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.2(3)
_refine_ls_extinction_coef       0.0122(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     282
_refine_ls_number_reflns         4789
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.0737
_refine_ls_R_factor_gt           0.0620
_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^)+(0.0737P)^2^+0.9632P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1591
_refine_ls_wR_factor_ref         0.1702
_reflns_Friedel_coverage         0.716
_reflns_Friedel_fraction_full    0.997
_reflns_Friedel_fraction_max     0.992
_reflns_number_gt                4013
_reflns_number_total             4789
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jm9b00056_si_002.cif
_cod_data_source_block           lub121
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_database_code               1552564
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.976
_shelx_estimated_absorpt_t_min   0.789
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
 At 1.5 times of:
  All O(H) groups
2.a Ternary CH refined with riding coordinates:
 C2(H2B), C5(H5), C6(H6), C8(H8)
2.b Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C4(H4A,H4B), C7(H7A,H7B), C10(H10A,H10B), C18(H18A,H18B)
2.c Aromatic/amide H refined with riding coordinates:
 N2(H2A), C12(H12), C13(H13), C14(H14), C15(H15), C16(H16), C20(H20), C21(H21),
  C22(H22), C23(H23), C24(H24)
2.d Idealised tetrahedral OH refined as rotating group:
 O2(H2)
;
_shelx_res_checksum              51975
_shelx_hkl_checksum              51230
_olex2_exptl_crystal_mounting_method 'mounted on a mylar cryollop'
_olex2_submission_original_sample_id 'PRA6-21-4 '
_olex2_submission_special_instructions 'No special instructions were received'