Understanding Pathway Complexity of Organic Micro/Nanofiber Growth in Hydrogen-Bonded Coassembly of Aromatic Amino Acids.
Xing, Pengyao; Li, Peizhou; Chen, Hongzhong; Hao, Aiyou; Zhao, Yanli; ACS nano 11 (2017) 4206–4216; doi:10.1021/acsnano.7b01161

data_4514113
_publ_section_title
;
 Understanding Pathway Complexity of Organic Micro/Nanofiber Growth in
 Hydrogen-Bonded Coassembly of Aromatic Amino Acids.
;
_journal_issue                   4
_journal_name_full               'ACS nano'
_journal_page_first              4206
_journal_page_last               4216
_journal_paper_doi               10.1021/acsnano.7b01161
_journal_volume                  11
_journal_year                    2017
_chemical_absolute_configuration unk
_chemical_formula_sum            'C26 H23 N O6'
_chemical_formula_weight         445.45
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 93.336(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.8621(6)
_cell_length_b                   5.3971(3)
_cell_length_c                   18.8997(10)
_cell_measurement_reflns_used    4765
_cell_measurement_temperature    143.(2)
_cell_measurement_theta_max      66.5823
_cell_measurement_theta_min      2.3417
_cell_volume                     1106.10(10)
_computing_cell_refinement       'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_data_collection       'APEX3 (Bruker AXS Inc., 2015)'
_computing_data_reduction        'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_molecular_graphics    'XP (Bruker AXS Inc., 2015)'
_computing_publication_material  'APEX3 (Bruker AXS Inc., 2015)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'XT, VERSION 2014/5'
_diffrn_ambient_temperature      143.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Multilayer Mirror'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.1011
_diffrn_reflns_av_unetI/netI     0.1209
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            9642
_diffrn_reflns_theta_full        66.86
_diffrn_reflns_theta_max         66.86
_diffrn_reflns_theta_min         2.34
_diffrn_source                   'Incoatec Microfocus Source'
_diffrn_source_type              'Bruker Kappa Duo APEX2'
_exptl_absorpt_coefficient_mu    0.786
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.56
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.337
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             468
_exptl_crystal_size_max          0.320
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.350
_refine_diff_density_min         -0.444
_refine_ls_abs_structure_details
;

Classical Flack method preferred over Parsons because s.u. lower.
;
_refine_ls_abs_structure_Flack   -0.5(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     374
_refine_ls_number_reflns         3315
_refine_ls_number_restraints     578
_refine_ls_restrained_S_all      0.943
_refine_ls_R_factor_all          0.1002
_refine_ls_R_factor_gt           0.0785
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1203P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1846
_refine_ls_wR_factor_ref         0.2047
_reflns_number_gt                2516
_reflns_number_total             3315
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            nn7b01161_si_003.cif
_cod_data_source_block           zhao54s
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-Scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               4514113
_shelx_res_checksum              31938
_shelx_hkl_checksum              80872