Azirine ligation: fast and selective protein conjugation via photoinduced azirine-alkene cycloaddition.
Lim, Reyna K. V.; Lin, Qing; Chemical communications (Cambridge, England) 46 (2010) 7993–7995; doi:10.1039/c0cc02863k

data_7105644
_publ_section_title
;
 Azirine ligation: fast and selective protein conjugation via photoinduced
 azirine-alkene cycloaddition.
;
_journal_issue                   42
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              7993
_journal_page_last               7995
_journal_paper_doi               10.1039/c0cc02863k
_journal_volume                  46
_journal_year                    2010
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C14 H11 N O'
_chemical_formula_sum            'C14 H11 N O'
_chemical_formula_weight         209.24
_chemical_name_common            ubql01
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.166(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.4973(7)
_cell_length_b                   8.3407(11)
_cell_length_c                   11.8458(16)
_cell_measurement_reflns_used    2465
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      25.85
_cell_measurement_theta_min      2.99
_cell_volume                     543.14(12)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      100.0(1)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD Platform'
_diffrn_measurement_method       'area detector, \w scans per \f'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1271
_diffrn_reflns_av_sigmaI/netI    0.0728
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            9617
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.72
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  0.9952
_exptl_absorpt_correction_T_min  0.9856
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.279
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             220
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.286
_refine_diff_density_min         -0.319
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         1325
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.0776
_refine_ls_R_factor_gt           0.0591
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1070P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1534
_refine_ls_wR_factor_ref         0.1686
_reflns_number_gt                1011
_reflns_number_total             1325
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0CC02863K.TXT
_cod_data_source_block           ubql01
_cod_depositor_comments          'Adding full bibliography for 7105644.cif.'
_cod_database_code               7105644