Effects of the benzoxazole group on green fluorescent protein chromophore crystal structure and solid state photophysics
Abdelhamid Ghodbane; W. Brett Fellows; John R. Bright; Debashree Ghosh; Nathalie Saffon; Laren M. Tolbert; Suzanne Fery-Forgues; Kyril M. Solntsev; Journal of Materials Chemistry C 4 (2016) 2793–2801; doi:10.1039/C5TC03776J

data_7234633
_publ_section_title
;
 Effects of the benzoxazole group on green fluorescent protein chromophore
 crystal structure and solid state photophysics
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              2793
_journal_page_last               2801
_journal_paper_doi               10.1039/C5TC03776J
_journal_volume                  4
_journal_year                    2016
_chemical_formula_sum            'C23 H23 N3 O2'
_chemical_formula_weight         373.44
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 95.776(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.4065(3)
_cell_length_b                   22.5576(7)
_cell_length_c                   12.0964(4)
_cell_measurement_reflns_used    6553
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      29.66
_cell_measurement_theta_min      3.19
_cell_volume                     2010.72(12)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker kappa APEX-II CCD Quazar'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_source         micro-focus
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0529
_diffrn_reflns_av_sigmaI/netI    0.0429
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -35
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            46734
_diffrn_reflns_theta_full        34.25
_diffrn_reflns_theta_max         34.25
_diffrn_reflns_theta_min         5.16
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.9905
_exptl_absorpt_correction_T_min  0.9842
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXs)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.277
_refine_diff_density_min         -0.191
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         8283
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.1046
_refine_ls_R_factor_gt           0.0545
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0683P)^2^+0.2640P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1315
_refine_ls_wR_factor_ref         0.1570
_reflns_number_gt                4901
_reflns_number_total             8283
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            J-Mater-Chem-C-2016-4-2793.cif
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7234633