#------------------------------------------------------------------------------
#$Date: 2016-02-18 17:37:37 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176729 $
#$URL: svn://www.crystallography.net/cod/cif/1/51/33/1513332.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the Crystal Eye server at
# http://wwmm.ch.cam.ac.uk/crystaleye/, created by Nick Day at the
# Peter Murray-Rust laboratory.
#
# 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_1513332
loop_
_publ_author_name
'Moggach, Stephen A.'
'Allan, David R.'
'Parsons, Simon'
'Sawyer, Lindsay'
'Warren, John E.'
_publ_section_title
;
 The effect of pressure on the crystal structure of hexagonalL-cystine
;
_journal_coeditor_code           XD5007
_journal_issue                   5
_journal_name_full               'Journal of Synchrotron Radiation'
_journal_page_first              598
_journal_page_last               607
_journal_paper_doi               10.1107/S0909049505019850
_journal_volume                  12
_journal_year                    2005
_chemical_formula_moiety         'C6 H12 N2 O4 S2'
_chemical_formula_sum            'C6 H12 N2 O4 S2'
_chemical_formula_weight         240.30
_chemical_name_common            L-cystine
_chemical_name_systematic        'L-(-)-3,3'-Dithiobis(2-aminopropanoic acid)'
_space_group_IT_number           178
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 61 2 (0 0 5)'
_symmetry_space_group_name_H-M   'P 61 2 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           CRYSTALS_ver_12.80
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            6
_cell_length_a                   5.26630(10)
_cell_length_b                   5.26630(10)
_cell_length_c                   53.549(5)
_cell_measurement_reflns_used    3341
_cell_measurement_temperature    293
_cell_measurement_theta_max      51
_cell_measurement_theta_min      9
_cell_volume                     1286.15(12)
_computing_cell_refinement       'SAINT (Siemens ,1995)'
_computing_data_collection       'SMART (Siemens, 1993)'
_computing_data_reduction        'SAINT (Siemens ,1995)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'USER DEFINED STRUCTURE SOLUTION'
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.459
_diffrn_measured_fraction_theta_max 0.428
_diffrn_measurement_device_type  'Bruker APEX-II'
_diffrn_measurement_method       ω
_diffrn_radiation_monochromator  'Silicon (111)'
_diffrn_radiation_type           Synchrotron
_diffrn_radiation_wavelength     0.6774
_diffrn_reflns_av_R_equivalents  0.063
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            4229
_diffrn_reflns_theta_full        25.668
_diffrn_reflns_theta_max         27.900
_diffrn_reflns_theta_min         4.533
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.611
_exptl_absorpt_correction_T_max  0.94
_exptl_absorpt_correction_T_min  0.56
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Siemens, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.861
_exptl_crystal_description       'hexagonal block'
_exptl_crystal_F_000             756
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.54
_refine_diff_density_min         -0.60
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0884
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     34
_refine_ls_number_reflns         451
_refine_ls_number_restraints     31
_refine_ls_R_factor_all          0.0967
_refine_ls_R_factor_gt           0.0934
_refine_ls_shift/su_max          0.000065
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 w=1/[σ²(F²) + 0.00 +18.85P]
where P=(max(Fo²,0) + 2Fc²)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.2144
_refine_ls_wR_factor_gt          0.2112
_refine_ls_wR_factor_ref         0.2144
_reflns_number_gt                439
_reflns_number_total             467
_reflns_threshold_expression     I>2.00u(I)
_cod_data_source_file            xd5007sup1.cif
_cod_data_source_block           cystin37
_cod_original_cell_volume        1286.17(13)
_cod_database_code               1513332
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x-y,x,z+1/6
-y,x-y,z+1/3
-x,-y,z+1/2
-x+y,-x,z+2/3
y,-x+y,z+5/6
x-y,-y,-z
-y,-x,-z+5/6
-x,-x+y,-z+2/3
-x+y,y,-z+1/2
y,x,-z+1/3
x,x-y,-z+1/6
loop_
_atom_site_label
_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_type_symbol
S1 0.0419(5) 0.8295(5) 0.08057(11) 0.0255 Uani 1.0000 S
C1 -0.2720(12) 0.6261(13) 0.06016(12) 0.0209(14) Uiso 1.0000 C
C2 -0.2060(8) 0.7249(6) 0.03304(13) 0.0180(12) Uiso 1.0000 C
C3 -0.1546(8) 1.0357(8) 0.0287(2) 0.0181(13) Uiso 1.0000 C
N1 0.0457(13) 0.7045(10) 0.0232(2) 0.0179(14) Uiso 1.0000 N
O1 0.1011(9) 1.2328(8) 0.0243(2) 0.0162(13) Uiso 1.0000 O
O2 -0.3749(9) 1.0704(10) 0.0307(2) 0.0201(14) Uiso 1.0000 O
H2 -0.4362 0.6544 0.0661 0.0251 Uiso 1.0000 H
H1 -0.3332 0.4134 0.0611 0.0251 Uiso 1.0000 H
H3 -0.3819 0.5876 0.0230 0.0216 Uiso 1.0000 H
H6 0.0780 0.7645 0.0072 0.0215 Uiso 1.0000 H
H5 0.2065 0.8191 0.0323 0.0215 Uiso 1.0000 H
H4 0.0056 0.5173 0.0240 0.0215 Uiso 1.0000 H
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
S1 0.0300(12) 0.0262(13) 0.027(3) 0.0190(10) -0.0057(15) -0.0026(15)
loop_
_atom_type_symbol
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C 0.0033 0.0016 'International Tables Vol C 4.2.6.8 and 6.1.1.4'
H 0.0000 0.0000 'International Tables Vol C 4.2.6.8 and 6.1.1.4'
N 0.0061 0.0033 'International Tables Vol C 4.2.6.8 and 6.1.1.4'
O 0.0106 0.0060 'International Tables Vol C 4.2.6.8 and 6.1.1.4'
S 0.1246 0.1234 'International Tables Vol C 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_site_symmetry_1
_geom_angle
_geom_angle_publ_flag
S1 S1 C1 12_575 102.7(3) yes
S1 C1 C2 . 112.8(4) yes
S1 C1 H2 . 108.6 no
C2 C1 H2 . 108.6 no
S1 C1 H1 . 108.6 no
C2 C1 H1 . 108.6 no
H2 C1 H1 . 109.5 no
C1 C2 C3 . 113.38(5) yes
C1 C2 N1 . 112.04(5) yes
C3 C2 N1 . 109.64(5) yes
C1 C2 H3 . 107.1 no
C3 C2 H3 . 107.1 no
N1 C2 H3 . 107.1 no
C2 C3 O1 . 117.23(6) yes
C2 C3 O2 . 117.00(5) yes
O1 C3 O2 . 125.72(6) yes
C2 N1 H6 . 109.5 no
C2 N1 H5 . 109.5 no
H6 N1 H5 . 109.5 no
C2 N1 H4 . 109.5 no
H6 N1 H4 . 109.5 no
H5 N1 H4 . 109.5 no
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
S1 S1 12_575 2.038(5) yes
S1 C1 . 1.8178(7) yes
C1 C2 . 1.5229(10) yes
C1 H2 . 1.000 no
C1 H1 . 1.000 no
C2 C3 . 1.5373(9) yes
C2 N1 . 1.4798(10) yes
C2 H3 . 1.000 no
C3 O1 . 1.2446(10) yes
C3 O2 . 1.2662(10) yes
N1 H6 . 0.900 no
N1 H5 . 0.900 no
N1 H4 . 0.900 no
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_site_symmetry_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
_geom_hbond_publ_flag
N1 H6 O1 7_675 0.900 2.017 2.783 142.2 yes
N1 H5 O2 1_655 0.900 1.924 2.703 143.9 yes
N1 H4 O1 1_545 0.900 1.804 2.643 154.2 yes
