#------------------------------------------------------------------------------
#$Date: 2019-11-07 21:58:05 +0200 (Thu, 07 Nov 2019) $
#$Revision: 223665 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/23/27/7232764.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7232764
loop_
_publ_author_name
'Gaydamaka, Anna A.'
'Arkhipov, Sergey G.'
'Zakharov, Boris A.'
'Seryotkin, Yurii V.'
'Boldyreva, Elena V.'
_publ_section_title
;
 Effect of pressure on slit channels in guanine sodium salt hydrate: a
 link to nucleobase intermolecular interactions
;
_journal_issue                   30
_journal_name_full               CrystEngComm
_journal_page_first              4484
_journal_paper_doi               10.1039/C9CE00476A
_journal_volume                  21
_journal_year                    2019
_chemical_formula_moiety         '2(Na), 7(H2O), C5 H3 N5 O'
_chemical_formula_sum            'C5 H17 N5 Na2 O8'
_chemical_formula_weight         321.21
_chemical_name_common
'disodium 2-amino-6-oxo-6,7-dihydro-1H-purine-1,7-diide heptahydrate'
_chemical_name_systematic
'disodium 2-amino-6-oxo-6,7-dihydro-1H-purine-1,7-diide heptahydrate'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     other
_atom_sites_solution_secondary   other
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-03-19 deposited with the CCDC.    2019-05-08 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.027(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.5398(6)
_cell_length_b                   11.142(5)
_cell_length_c                   10.8026(6)
_cell_measurement_reflns_used    1752
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.0120
_cell_measurement_theta_min      1.9590
_cell_volume                     1240.8(6)
_computing_cell_refinement
'CrysAlisPro (Rigaku Oxford Diffraction, 2015)'
_computing_data_collection
'CrysAlisPro (Rigaku Oxford Diffraction, 2015)'
_computing_data_reduction
'CrysAlisPro (Rigaku Oxford Diffraction, 2015)'
_computing_molecular_graphics    'Mercury (Macrae et al., 2008)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_pressure         2300000
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.3457
_diffrn_measured_fraction_theta_full 0.419
_diffrn_measured_fraction_theta_max 0.418
_diffrn_measurement_device_type  'Oxford Diffraction Gemini R Ultra'
_diffrn_measurement_method       'ω scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0820
_diffrn_reflns_av_unetI/netI     0.0519
_diffrn_reflns_Laue_measured_fraction_full 0.419
_diffrn_reflns_Laue_measured_fraction_max 0.418
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7366
_diffrn_reflns_point_group_measured_fraction_full 0.419
_diffrn_reflns_point_group_measured_fraction_max 0.418
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.347
_diffrn_reflns_theta_min         1.976
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.212
_exptl_absorpt_correction_T_max  0.476
_exptl_absorpt_correction_T_min  0.383
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details   'Absorb-7 (Angel, 2013)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.720
_exptl_crystal_description       plate
_exptl_crystal_F_000             672
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.365
_refine_diff_density_min         -0.367
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.091
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     81
_refine_ls_number_reflns         949
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0996
_refine_ls_R_factor_gt           0.0747
_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/[σ²(Fo²)+(0.1093P)²+4.0675P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1990
_refine_ls_wR_factor_ref         0.2185
_reflns_Friedel_coverage         0.000
_reflns_number_gt                707
_reflns_number_total             949
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            c9ce00476a3.cif
_cod_data_source_block           Gua_2p3GPa_pip
_cod_depositor_comments
'Adding full bibliography for 7232760--7232766.cif.'
_cod_database_code               7232764
_shelx_shelxl_version_number     2018/3
_shelx_space_group_comment
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
N1 N 0.6514(5) 0.4908(13) 0.3462(5) 0.0234(15) Uiso 1 1 d . .
C1 C 0.5218(6) 0.4908(16) 0.3365(6) 0.0209(17) Uiso 1 1 d . .
N2 N 0.4495(5) 0.4104(13) 0.3774(5) 0.0220(14) Uiso 1 1 d . .
C2 C 0.5203(6) 0.3159(16) 0.4380(6) 0.0192(16) Uiso 1 1 d . .
C3 C 0.6529(6) 0.3085(16) 0.4559(6) 0.0191(16) Uiso 1 1 d . .
C4 C 0.7198(6) 0.3942(16) 0.4073(6) 0.0201(16) Uiso 1 1 d . .
N3 N 0.6910(5) 0.2019(14) 0.5189(5) 0.0276(16) Uiso 1 1 d . .
C5 C 0.5809(6) 0.1531(17) 0.5348(6) 0.0300(19) Uiso 1 1 d . .
H1 H 0.577803 0.079390 0.574534 0.036 Uiso 1 1 calc R U
N4 N 0.4724(5) 0.2191(13) 0.4884(5) 0.0229(15) Uiso 1 1 d . .
N5 N 0.4587(6) 0.5853(15) 0.2713(6) 0.0364(18) Uiso 1 1 d . .
H2 H 0.375509 0.589905 0.258866 0.044 Uiso 1 1 calc R U
H3 H 0.501883 0.640353 0.242566 0.044 Uiso 1 1 calc R U
O1 O 0.8455(4) 0.3960(11) 0.4165(4) 0.0233(12) Uiso 1 1 d . .
Na1 Na 0.1164(2) 0.2537(6) 0.1940(2) 0.0281(8) Uiso 1 1 d . .
Na2 Na 0.0467(2) 0.0396(7) 0.3725(2) 0.0277(9) Uiso 1 1 d . .
O2 O 0.3041(4) 0.3195(11) 0.1425(4) 0.0283(13) Uiso 1 1 d . .
O3 O 0.1856(4) 0.3846(11) 0.3665(4) 0.0302(13) Uiso 1 1 d . .
O4 O 0.2450(4) 0.1078(11) 0.3330(4) 0.0289(13) Uiso 1 1 d . .
O5 O 0.0023(4) 0.0679(11) 0.1470(4) 0.0283(13) Uiso 1 1 d . .
O6 O -0.1618(4) 0.0267(12) 0.4146(4) 0.0329(14) Uiso 1 1 d . .
O7 O 0.0436(4) 0.2244(11) 0.4678(4) 0.0300(14) Uiso 1 1 d . .
O8 O 0.0844(4) -0.1592(11) 0.3083(4) 0.0251(12) Uiso 1 1 d . .
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Na Na 0.0362 0.0249 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
C1 N1 C4 117.1(11) . .
N2 C1 N1 128.7(13) . .
N2 C1 N5 116.5(7) . .
N1 C1 N5 114.7(12) . .
C1 N2 C2 112.8(7) . .
N4 C2 C3 110.4(12) . .
N4 C2 N2 126.3(6) . .
C3 C2 N2 123.3(12) . .
C4 C3 C2 119.9(12) . .
C4 C3 N3 132.3(7) . .
C2 C3 N3 107.6(11) . .
O1 C4 C3 125.5(12) . .
O1 C4 N1 116.3(11) . .
C3 C4 N1 118.1(7) . .
C5 N3 C3 104.1(9) . .
N3 C5 N4 114.9(14) . .
N3 C5 H1 122.6 . .
N4 C5 H1 122.6 . .
C2 N4 C5 103.0(8) . .
C1 N5 H2 120.0 . .
C1 N5 H3 120.0 . .
H2 N5 H3 120.0 . .
O2 Na1 O8 134.1(5) . 2
O2 Na1 O3 81.5(3) . .
O8 Na1 O3 83.2(3) 2 .
O2 Na1 O5 130.4(4) . .
O8 Na1 O5 86.7(3) 2 .
O3 Na1 O5 139.5(3) . .
O2 Na1 O7 80.2(2) . 4_565
O8 Na1 O7 81.4(2) 2 4_565
O3 Na1 O7 135.8(5) . 4_565
O5 Na1 O7 80.4(3) . 4_565
O2 Na1 O4 88.0(3) . .
O8 Na1 O4 132.6(3) 2 .
O3 Na1 O4 83.4(3) . .
O5 Na1 O4 75.1(3) . .
O7 Na1 O4 135.4(4) 4_565 .
O2 Na1 Na2 134.0(3) . .
O8 Na1 Na2 89.7(3) 2 .
O3 Na1 Na2 93.2(3) . .
O5 Na1 Na2 47.54(18) . .
O7 Na1 Na2 127.7(3) 4_565 .
O4 Na1 Na2 46.08(18) . .
O2 Na1 Na2 93.9(4) . 2
O8 Na1 Na2 40.2(3) 2 2
O3 Na1 Na2 70.7(3) . 2
O5 Na1 Na2 121.5(2) . 2
O7 Na1 Na2 70.9(3) 4_565 2
O4 Na1 Na2 153.3(3) . 2
Na2 Na1 Na2 127.43(10) . 2
O2 Na1 Na2 68.0(2) . 4_565
O8 Na1 Na2 75.8(2) 2 4_565
O3 Na1 Na2 107.0(3) . 4_565
O5 Na1 Na2 108.20(17) . 4_565
O7 Na1 Na2 28.9(3) 4_565 4_565
O4 Na1 Na2 151.42(16) . 4_565
Na2 Na1 Na2 153.17(12) . 4_565
Na2 Na1 Na2 49.02(11) 2 4_565
O7 Na2 O6 82.3(3) . .
O7 Na2 O4 83.6(4) . .
O6 Na2 O4 164.6(5) . .
O7 Na2 O8 168.7(2) . .
O6 Na2 O8 102.7(4) . .
O4 Na2 O8 92.2(3) . .
O7 Na2 O5 108.5(4) . .
O6 Na2 O5 102.28(18) . .
O4 Na2 O5 76.44(19) . .
O8 Na2 O5 80.6(3) . .
O7 Na2 O6 84.4(4) . 3_556
O6 Na2 O6 95.73(19) . 3_556
O4 Na2 O6 89.0(2) . 3_556
O8 Na2 O6 85.0(4) . 3_556
O5 Na2 O6 159.0(3) . 3_556
O7 Na2 Na2 80.1(2) . 3_556
O6 Na2 Na2 49.68(16) . 3_556
O4 Na2 Na2 133.17(17) . 3_556
O8 Na2 Na2 95.4(4) . 3_556
O5 Na2 Na2 150.4(2) . 3_556
O6 Na2 Na2 46.04(14) 3_556 3_556
O7 Na2 Na1 68.6(3) . .
O6 Na2 Na1 119.9(3) . .
O4 Na2 Na1 48.2(2) . .
O8 Na2 Na1 116.02(19) . .
O5 Na2 Na1 47.3(3) . .
O6 Na2 Na1 130.0(3) 3_556 .
Na2 Na2 Na1 148.5(4) 3_556 .
O7 Na2 Na1 145.53(18) . 2_545
O6 Na2 Na1 63.8(3) . 2_545
O4 Na2 Na1 130.8(3) . 2_545
O8 Na2 Na1 39.11(17) . 2_545
O5 Na2 Na1 86.0(3) . 2_545
O6 Na2 Na1 92.4(4) 3_556 2_545
Na2 Na2 Na1 73.3(2) 3_556 2_545
Na1 Na2 Na1 133.27(10) . 2_545
O7 Na2 Na1 30.41(19) . 4_566
O6 Na2 Na1 83.1(2) . 4_566
O4 Na2 Na1 87.9(2) . 4_566
O8 Na2 Na1 139.3(2) . 4_566
O5 Na2 Na1 138.3(4) . 4_566
O6 Na2 Na1 54.2(3) 3_556 4_566
Na2 Na2 Na1 57.66(18) 3_556 4_566
Na1 Na2 Na1 93.87(16) . 4_566
Na1 Na2 Na1 130.98(11) 2_545 4_566
Na2 O4 Na1 85.7(2) . .
Na1 O5 Na2 85.2(3) . .
Na2 O6 Na2 84.27(19) . 3_556
Na2 O7 Na1 120.7(5) . 4_566
Na1 O8 Na2 100.6(3) 2_545 .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
N1 C1 1.348(8) .
N1 C4 1.383(19) .
C1 N2 1.310(17) .
C1 N5 1.36(2) .
N2 C2 1.375(19) .
C2 N4 1.353(19) .
C2 C3 1.374(9) .
C3 C4 1.356(19) .
C3 N3 1.39(2) .
C4 O1 1.308(7) .
N3 C5 1.325(13) .
C5 N4 1.364(14) .
C5 H1 0.9300 .
N5 H2 0.8600 .
N5 H3 0.8600 .
Na1 O2 2.285(7) .
Na1 O8 2.323(7) 2
Na1 O3 2.360(10) .
Na1 O5 2.395(13) .
Na1 O7 2.416(5) 4_565
Na1 O4 2.427(10) .
Na1 Na2 3.247(8) .
Na1 Na2 3.619(9) 2
Na1 Na2 4.103(6) 4_565
Na2 O7 2.305(14) .
Na2 O6 2.340(5) .
Na2 O4 2.345(7) .
Na2 O8 2.379(14) .
Na2 O5 2.404(5) .
Na2 O6 2.478(7) 3_556
Na2 Na2 3.234(6) 3_556
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
C4 N1 C1 N2 -0.2(16)
C4 N1 C1 N5 -177.5(9)
N1 C1 N2 C2 0.4(15)
N5 C1 N2 C2 177.7(9)
C1 N2 C2 N4 -179.0(10)
C1 N2 C2 C3 1.4(13)
N4 C2 C3 C4 177.0(9)
N2 C2 C3 C4 -3.4(16)
N4 C2 C3 N3 0.8(12)
N2 C2 C3 N3 -179.6(9)
C2 C3 C4 O1 -179.0(10)
N3 C3 C4 O1 -3.9(19)
C2 C3 C4 N1 3.5(15)
N3 C3 C4 N1 178.6(11)
C1 N1 C4 O1 -179.6(8)
C1 N1 C4 C3 -1.8(14)
C4 C3 N3 C5 -175.7(11)
C2 C3 N3 C5 -0.1(11)
C3 N3 C5 N4 -0.6(11)
C3 C2 N4 C5 -1.0(11)
N2 C2 N4 C5 179.3(10)
N3 C5 N4 C2 1.0(11)
