#------------------------------------------------------------------------------
#$Date: 2011-09-17 21:27:16 +0100 (Sat, 17 Sep 2011) $
#$Revision: 26029 $
#$URL: svn://www.crystallography.net/cod/cif/2/2101494.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2101494
loop_
_publ_author_name
'Suresh, C. G.'
'Gangamani, B. P.'
'Ganesh, K. N.'
_publ_section_title
;
 The rare <i>trans</i>-<i>syn</i> thymine photodimers: structures of
 polyoxyethylene-linked bisthymines and the derived
 <i>trans</i>-<i>syn</i> thymine photodimers. Comparison of the
 stereochemistry before and after photodimerization
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              376
_journal_page_last               383
_journal_volume                  52
_journal_year                    1996
_chemical_formula_sum            'C20 H22 N4 O6'
_chemical_formula_weight         414.4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90.0
_cell_angle_beta                 97.99(3)
_cell_angle_gamma                90.0
_cell_formula_units_Z            4
_cell_length_a                   10.357(4)
_cell_length_b                   14.578(5)
_cell_length_c                   12.676(2)
_cell_volume                     1895.0(10)
_diffrn_radiation_type           Mo
_diffrn_radiation_wavelength     0.71073
_exptl_absorpt_coefficient_mu    0.102
_exptl_crystal_density_diffrn    1.453
_exptl_crystal_F_000             872
_[local]_cod_data_source_file    hu0428.cif
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
O2 -.0485(8) .4779(5) .6291(5) .052(3)
O4 .2743(7) .3438(5) .4769(5) .048(3)
O2' .1426(8) -.0508(5) .7579(5) .055(3)
O4' .2106(8) .0893(5) .4527(5) .061(3)
O10 .1584(6) .3741(4) .9309(4) .027(2)
O10' .1369(7) .1907(5) .9401(5) .049(3)
N1 .0368(7) .3474(5) .7069(5) .024(3)
N3 .1078(9) .4020(7) .5534(7) .039(4)
N1' .0678(8) .0965(9) .7378(6) .033(3)
N3' .1681(10) .0234(7) .6042(7) .045(4)
C2 .0246(10) .4128(7) .6316(7) .030(4)
C4 .2010(10) .3375(7) .5449(7) .030(4)
C5 .1955(9) .2551(6) .6141(6) .024(3)
C6 .1170(10) .2648(7) .7103(7) .027(4)
C7 .3345(11) .2225(9) .6525(9) .040(4)
C2' .1254(11) .0198(7) .7063(8) .039(4)
C4' .1628(10) .0943(8) .5336(8) .042(4)
C5' .0958(9) .1785(6) .5653(6) .024(3)
C6' .0386(10) .1783(7) .6725(8) .029(4)
C7' -.0063(12) .2083(10) .4733(8) .038(4)
C8 -.0365(10) .3601(8) .7966(7) .030(4)
C9 .0365(10) .4149(7) .8866(8) .029(4)
C11 .1588(9) .3313(7) 1.0299(7) .032(4)
C12 .1720(9) .3862(8) 1.1210(8) .035(4)
C13 .1753(10) .3434(9) 1.2207(8) .040(4)
C13' .1759(10) .2491(8) 1.2264(7) .040(5)
C12' .1650(10) .1943(8) 1.1357(7) .037(4)
C11' .1539(9) .2364(7) 1.0367(7) .032(4)
C9' .0939(14) .0975(8) .9374(8) .045(5)
C8' .0025(11) .0852(8) .8330(8) .032(4)
H3 0.099(7) 0.446(5) 0.515(6) 0.01(3)
H3' 0.208(9) -0.021(6) 0.589(7) 0.03(3)
H6 0.176(9) 0.263(6) 0.781(7) 0.05(3)
H6' -0.049(8) 0.184(5) 0.665(5) 0.01(2)
H71 0.393(9) 0.268(7) 0.692(7) 0.05(3)
H72 0.326(11) 0.176(8) 0.705(8) 0.09(5)
H73 0.365(9) 0.205(7) 0.577(7) 0.07(3)
H7'1 -0.054(8) 0.264(6) 0.486(6) 0.03(3)
H7'2 0.052(7) 0.222(5) 0.409(5) 0.01(2)
H7'3 -0.063(11) 0.156(8) 0.461(8) 0.08(5)
H81 -0.056(8) 0.294(7) 0.821(6) 0.05(3)
H82 -0.124(7) 0.396(5) 0.773(5) 0.01(2)
H91 -0.021(8) 0.421(6) 0.950(6) 0.04(3)
H92 0.057(8) 0.475(6) 0.865(6) 0.03(3)
H12 0.191(11) 0.455(8) 1.092(8) 0.10(4)
H13 0.189(9) 0.396(7) 1.300(7) 0.07(3)
H13' 0.170(7) 0.221(6) 1.297(6) 0.03(2)
H12' 0.157(8) 0.123(6) 1.141(6) 0.03(3)
H9'1 0.038(7) 0.096(5) 0.981(6) 0.01(2)
H9'2 0.179(11) 0.051(9) 0.930(9) 0.11(5)
H8'1 -0.081(7) 0.133(5) 0.829(5) 0.008(19)
H8'2 -0.027(9) 0.024(7) 0.837(7) 0.06(3)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
C2 O2 1.212(10)
C4 O4 1.228(11)
C2' O2' 1.221(11)
C4' O4' 1.202(11)
C9 O10 1.437(11)
C11 O10 1.401(10)
C11' O10' 1.385(10)
C9' O10' 1.429(12)
C2 N1 1.343(11)
C6 N1 1.461(11)
C8 N1 1.463(11)
C2 N3 1.409(12)
C4 N3 1.363(12)
H3 N3 0.80(7)
C2' N1' 1.353(12)
C6' N1' 1.460(11)
C8' N1' 1.472(12)
C2' N3' 1.426(12)
C4' N3' 1.363(13)
H3' N3' 0.81(9)
C4 C5 1.493(12)
C6 C5 1.563(11)
C7 C5 1.530(13)
C5' C5 1.587(12)
C6' C6 1.539(12)
H6 C6 1.01(9)
H71 C7 0.98(10)
H72 C7 0.96(12)
H73 C7 1.08(9)
C5' C4' 1.492(13)
C6' C5' 1.556(12)
C7' C5' 1.526(13)
H6' C6' 0.90(7)
H7'1 C7' 0.98(8)
H7'2 C7' 1.10(7)
H7'3 C7' 0.96(11)
C9 C8 1.508(13)
H81 C8 1.04(9)
H82 C8 1.05(7)
H91 C9 1.07(8)
H92 C9 0.95(8)
C12 C11 1.396(13)
H12 C12 1.10(11)
C12 C13 1.405(13)
H13 C13 1.26(9)
C13 C13' 1.377(13)
H13' C13' 0.99(7)
C13' C12' 1.391(13)
C11' C12' 1.387(12)
H12' C12' 1.05(8)
C11 C11' 1.387(11)
C8' C9' 1.527(14)
H9'1 C9' 0.85(7)
H9'2 C9' 1.12(12)
H8'1 C8' 1.11(7)
H8'2 C8' 0.95(10)
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C11 O10 C9 115.3(7)
C9' O10' C11' 118.7(7)
C6 N1 C2 127.0(8)
C8 N1 C2 117.1(8)
C8 N1 C6 115.9(7)
C4 N3 C2 129.9(9)
H3 N3 C2 108.(6)
H3 N3 C4 122.(6)
C6' N1' C2' 124.9(8)
C8' N1' C2' 114.9(9)
C8' N1' C6' 118.3(8)
C4' N3' C2' 129.4(10)
H3' N3' C2' 115.(7)
H3' N3' C4' 115.(7)
N1 C2 O2 124.8(9)
N3 C2 O2 120.7(9)
N3 C2 N1 114.5(9)
N3 C4 O4 121.2(9)
C5 C4 O4 123.4(10)
C5 C4 N3 115.0(10)
C6 C5 C4 116.9(8)
C7 C5 C4 109.0(9)
C7 C5 C6 110.4(8)
C5' C5 C4 114.4(7)
C5' C5 C6 89.3(7)
C5' C5 C7 115.9(8)
C5 C6 N1 114.0(8)
C6' C6 N1 113.1(8)
C6' C6 C5 89.6(7)
H6 C6 N1 109.(5)
H6 C6 C5 112.(5)
H6 C6 C6' 119.(5)
H71 C7 C5 116.(6)
H72 C7 C5 106.(7)
H72 C7 H71 104.(8)
H73 C7 C5 100.(5)
H73 C7 H71 112.(7)
H73 C7 H72 121.(8)
N1' C2' O2' 125.2(10)
N3' C2' O2' 118.5(10)
N3' C2' N1' 116.3(9)
N3' C4' O4' 122.0(10)
C5' C4' O4' 122.8(10)
C5' C4' N3' 115.2(9)
C4' C5' C5 112.5(8)
C6' C5' C5 88.1(6)
C6' C5' C4' 118.8(8)
C7' C5' C5 116.2(8)
C7' C5' C4' 109.2(8)
C7' C5' C6' 111.1(8)
C6 C6' N1' 115.7(8)
C5' C6' N1' 115.0(8)
C5' C6' C6 91.3(7)
H6' C6' N1' 105.(5)
H6' C6' C6 116.(5)
H6' C6' C5' 114.(4)
H7'1 C7' C5' 115.(5)
H7'2 C7' C5' 103.(4)
H7'2 C7' H7'1 108.(6)
H7'3 C7' C5' 104.(7)
H7'3 C7' H7'1 112.(8)
H7'3 C7' H7'2 114.(7)
C9 C8 N1 113.2(9)
H81 C8 N1 105.(5)
H81 C8 C9 111.(5)
H82 C8 N1 111.(4)
H82 C8 C9 106.(4)
H82 C8 H81 111.(7)
C8 C9 O10 113.4(8)
H91 C9 O10 107.(4)
H91 C9 C8 109.(4)
H92 C9 O10 106.(5)
H92 C9 C8 112.(5)
H92 C9 H91 108.(7)
C12 C11 O10 118.3(9)
C11' C11 O10 120.3(9)
C11' C11 C12 121.3(9)
C13 C12 C11 118.5(10)
H12 C12 C11 104.(6)
H12 C12 C13 137.(6)
C13' C13 C12 119.3(10)
H13 C13 C12 116.(4)
H13 C13 C13' 124.5(5)
C12' C13' C13 122.1(10)
H13' C13' C13 117.(5)
H13' C13' C12' 120.(5)
C11' C12' C13' 118.7(10)
H12' C12' C13' 121.(4)
H12' C12' C11' 120.(4)
C11 C11' O10' 115.2(8)
C12' C11' O10' 124.9(10)
C12' C11' C11 119.9(9)
C8' C9' O10' 106.6(9)
H9'1 C9' O10' 105.(5)
H9'1 C9' C8' 99.(5)
H9'2 C9' O10' 109.(6)
H9'2 C9' C8' 105.(6)
H9'2 C9' H9'1 130.(8)
C9' C8' N1' 113.4(9)
H8'1 C8' N1' 110.(4)
H8'1 C8' C9' 110.(4)
H8'2 C8' N1' 110.(6)
H8'2 C8' C9' 103.(6)
H8'2 C8' H8'1 110.(7)
_cod_database_code 2101494