Photophysics of GFP-related chromophores imposed by a scaffold design.
Dolgopolova, E. A.; Moore, T. M.; Fellows, W. B.; Smith, M. D.; Shustova, N. B.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 9884–9891; doi:10.1039/c5dt05063d

data_7702057
_publ_section_title
;
 Photophysics of GFP-related chromophores imposed by a scaffold design.
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9884
_journal_page_last               9891
_journal_paper_doi               10.1039/c5dt05063d
_journal_volume                  45
_journal_year                    2016
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C13 H14 N2 O3'
_chemical_formula_sum            'C13 H14 N2 O3'
_chemical_formula_weight         246.26
_chemical_name_common            MeO-oHBI
_chemical_name_systematic
'(Z)-5-(2-hydroxy-5-methoxybenzylidene)-2,3-dimethyl-3,5-dihydro-4H-imidazol-4-one '
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2015-11-17
_audit_creation_method
;
Olex2 1.2
(compiled 2015.09.30 svn.r3233 for OlexSys, GUI svn.r5103)
;
_audit_update_record
;
2015-12-15 deposited with the CCDC.
2016-02-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.5916(8)
_cell_length_b                   11.5913(7)
_cell_length_c                   7.3557(4)
_cell_measurement_reflns_used    9931
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.05
_cell_measurement_theta_min      2.31
_cell_volume                     1158.85(12)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_collection       'Bruker APEXII v2014.9-0 (Bruker, 2014)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_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      100(2)
_diffrn_detector                 'Bruker PHOTON-100 area detector'
_diffrn_detector_area_resol_mean 10.4
_diffrn_detector_type            'CMOS area detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Quest'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0304
_diffrn_reflns_av_unetI/netI     0.0201
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            26712
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        30.063
_diffrn_reflns_theta_max         30.063
_diffrn_reflns_theta_min         2.309
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.6948
_exptl_absorpt_correction_T_min  0.6572
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/4 (Bruker,2014/4) was used for absorption correction.
wR2(int) was 0.1680 before and 0.0474 after correction.
The Ratio of minimum to maximum transmission is 0.9459.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.411
_exptl_crystal_description       block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.347
_refine_diff_density_min         -0.265
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details
;
 Flack x determined using 1445 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.02(18)
_refine_ls_extinction_coef       0.014(3)
_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   1.064
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     171
_refine_ls_number_reflns         3398
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0349
_refine_ls_R_factor_gt           0.0334
_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^)+(0.0578P)^2^+0.2287P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0913
_refine_ls_wR_factor_ref         0.0925
_reflns_Friedel_coverage         0.864
_reflns_Friedel_fraction_full    0.996
_reflns_Friedel_fraction_max     0.996
_reflns_number_gt                3266
_reflns_number_total             3398
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5dt05063d2.cif
_cod_data_source_block           ead1190
_cod_database_code               7702057
_shelx_estimated_absorpt_t_max   0.982
_shelx_estimated_absorpt_t_min   0.953
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C6(H6), C9(H9), C10(H10), C12(H12)
2.b Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C5(H5A,H5B,H5C), C13(H13A,H13B,H13C)
;
_shelx_res_checksum              11097
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'