data_AR3
#

_chem_comp.id                                   AR3
_chem_comp.name                                 CYTARABINE
_chem_comp.type                                 NON-POLYMER
_chem_comp.pdbx_type                            HETAIN
_chem_comp.formula                              "C9 H13 N3 O5"
_chem_comp.mon_nstd_parent_comp_id              ?
_chem_comp.pdbx_synonyms                        "1-BETA-D-ARABINOFURANOSYLCYTOSINE; ARA-C"
_chem_comp.pdbx_formal_charge                   0
_chem_comp.pdbx_initial_date                    2003-04-29
_chem_comp.pdbx_modified_date                   2020-06-17
_chem_comp.pdbx_ambiguous_flag                  N
_chem_comp.pdbx_release_status                  REL
_chem_comp.pdbx_replaced_by                     ?
_chem_comp.pdbx_replaces                        ?
_chem_comp.formula_weight                       243.217
_chem_comp.one_letter_code                      ?
_chem_comp.three_letter_code                    AR3
_chem_comp.pdbx_model_coordinates_details       ?
_chem_comp.pdbx_model_coordinates_missing_flag  N
_chem_comp.pdbx_ideal_coordinates_details       ?
_chem_comp.pdbx_ideal_coordinates_missing_flag  N
_chem_comp.pdbx_model_coordinates_db_code       1P5Z
_chem_comp.pdbx_subcomponent_list               ?
_chem_comp.pdbx_processing_site                 RCSB
#   #
loop_
_chem_comp_atom.comp_id
_chem_comp_atom.atom_id
_chem_comp_atom.alt_atom_id
_chem_comp_atom.type_symbol
_chem_comp_atom.charge
_chem_comp_atom.pdbx_align
_chem_comp_atom.pdbx_aromatic_flag
_chem_comp_atom.pdbx_leaving_atom_flag
_chem_comp_atom.pdbx_stereo_config
_chem_comp_atom.model_Cartn_x
_chem_comp_atom.model_Cartn_y
_chem_comp_atom.model_Cartn_z
_chem_comp_atom.pdbx_model_Cartn_x_ideal
_chem_comp_atom.pdbx_model_Cartn_y_ideal
_chem_comp_atom.pdbx_model_Cartn_z_ideal
_chem_comp_atom.pdbx_component_atom_id
_chem_comp_atom.pdbx_component_comp_id
_chem_comp_atom.pdbx_ordinal
AR3  "O5'"   "O5'"   O  0  1  N  N  N  69.603  37.846  20.126   2.451  -0.671  -3.603  "O5'"   AR3   1  
AR3  "C5'"   "C5'"   C  0  1  N  N  N  70.084  37.180  21.290   1.339   0.221  -3.527  "C5'"   AR3   2  
AR3  "C4'"   "C4'"   C  0  1  N  N  R  70.191  35.672  21.069   0.268  -0.373  -2.610  "C4'"   AR3   3  
AR3  "O4'"   "O4'"   O  0  1  N  N  N  68.908  35.015  20.820   0.789  -0.546  -1.274  "O4'"   AR3   4  
AR3  "C1'"   "C1'"   C  0  1  N  N  R  68.945  34.157  19.690  -0.372  -0.624  -0.420  "C1'"   AR3   5  
AR3  N1      N1      N  0  1  Y  N  N  67.581  34.094  19.091  -0.009  -0.311   0.963  N1      AR3   6  
AR3  C6      C6      C  0  1  Y  N  N  66.781  35.110  19.044   1.077   0.469   1.219  C6      AR3   7  
AR3  C5      C5      C  0  1  Y  N  N  65.581  35.014  18.562   1.399   0.757   2.503  C5      AR3   8  
AR3  C4      C4      C  0  1  Y  N  N  65.145  33.836  18.102   0.605   0.228   3.541  C4      AR3   9  
AR3  N3      N3      N  0  1  Y  N  N  65.955  32.800  18.065  -0.443  -0.527   3.244  N3      AR3  10  
AR3  C2      C2      C  0  1  Y  N  N  67.182  32.939  18.562  -0.750  -0.796   1.976  C2      AR3  11  
AR3  O2      O2      O  0  1  N  N  N  67.993  31.922  18.522  -1.720  -1.494   1.729  O2      AR3  12  
AR3  N4      N4      N  0  1  N  N  N  63.889  33.644  17.594   0.912   0.500   4.854  N4      AR3  13  
AR3  "C2'"   "C2'"   C  0  1  N  N  S  70.097  34.681  18.834  -1.345   0.438  -0.975  "C2'"   AR3  14  
AR3  O1      O1      O  0  1  N  N  N  69.589  35.628  17.902  -1.201   1.670  -0.265  O1      AR3  15  
AR3  "C3'"   "C3'"   C  0  1  N  N  S  71.052  35.302  19.868  -0.912   0.609  -2.450  "C3'"   AR3  16  
AR3  "O3'"   "O3'"   O  0  1  N  N  N  72.081  34.348  20.236  -1.980   0.255  -3.330  "O3'"   AR3  17  
AR3  "H5'"   "H5'"   H  0  1  N  N  N  69.536  38.783  20.263   3.101  -0.259  -4.189  "H5'"   AR3  18  
AR3  "H5'1"  "1H5'"  H  0  0  N  N  N  71.052  37.611  21.635   0.923   0.369  -4.524  "H5'1"  AR3  19  
AR3  "H5'2"  "2H5'"  H  0  0  N  N  N  69.460  37.418  22.183   1.669   1.179  -3.126  "H5'2"  AR3  20  
AR3  "H4'"   "H4'"   H  0  1  N  N  N  70.641  35.324  22.028  -0.081  -1.326  -3.007  "H4'"   AR3  21  
AR3  "H1'"   "H1'"   H  0  1  N  N  N  69.166  33.082  19.886  -0.819  -1.616  -0.479  "H1'"   AR3  22  
AR3  H6      H6      H  0  1  N  N  N  67.131  36.084  19.425   1.673   0.859   0.407  H6      AR3  23  
AR3  H5      H5      H  0  1  N  N  N  64.944  35.914  18.543   2.256   1.374   2.728  H5      AR3  24  
AR3  HN41    1HN4    H  0  0  N  N  N  63.556  32.745  17.243   0.361   0.138   5.566  HN41    AR3  25  
AR3  HN42    2HN4    H  0  0  N  N  N  63.755  34.328  16.849   1.682   1.050   5.068  HN42    AR3  26  
AR3  "H2'"   "H2'"   H  0  1  N  N  N  70.618  33.909  18.220  -2.375   0.084  -0.918  "H2'"   AR3  27  
AR3  HO1     HO1     H  0  1  N  N  N  70.305  35.953  17.369  -1.785   2.310  -0.694  HO1     AR3  28  
AR3  "H3'"   "H3'"   H  0  1  N  N  N  71.574  36.199  19.462  -0.586   1.631  -2.637  "H3'"   AR3  29  
AR3  H1      H1      H  0  1  N  N  N  72.617  34.117  19.487  -1.634   0.322  -4.231  H1      AR3  30  
#   #
loop_
_chem_comp_bond.comp_id
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_chem_comp_bond.value_order
_chem_comp_bond.pdbx_aromatic_flag
_chem_comp_bond.pdbx_stereo_config
_chem_comp_bond.pdbx_ordinal
AR3  "O5'"  "C5'"   SING  N  N   1  
AR3  "O5'"  "H5'"   SING  N  N   2  
AR3  "C5'"  "C4'"   SING  N  N   3  
AR3  "C5'"  "H5'1"  SING  N  N   4  
AR3  "C5'"  "H5'2"  SING  N  N   5  
AR3  "C4'"  "O4'"   SING  N  N   6  
AR3  "C4'"  "C3'"   SING  N  N   7  
AR3  "C4'"  "H4'"   SING  N  N   8  
AR3  "O4'"  "C1'"   SING  N  N   9  
AR3  "C1'"  N1      SING  N  N  10  
AR3  "C1'"  "C2'"   SING  N  N  11  
AR3  "C1'"  "H1'"   SING  N  N  12  
AR3  N1     C6      SING  Y  N  13  
AR3  N1     C2      SING  Y  N  14  
AR3  C6     C5      DOUB  Y  N  15  
AR3  C6     H6      SING  N  N  16  
AR3  C5     C4      SING  Y  N  17  
AR3  C5     H5      SING  N  N  18  
AR3  C4     N3      DOUB  Y  N  19  
AR3  C4     N4      SING  N  N  20  
AR3  N3     C2      SING  Y  N  21  
AR3  C2     O2      DOUB  N  N  22  
AR3  N4     HN41    SING  N  N  23  
AR3  N4     HN42    SING  N  N  24  
AR3  "C2'"  O1      SING  N  N  25  
AR3  "C2'"  "C3'"   SING  N  N  26  
AR3  "C2'"  "H2'"   SING  N  N  27  
AR3  O1     HO1     SING  N  N  28  
AR3  "C3'"  "O3'"   SING  N  N  29  
AR3  "C3'"  "H3'"   SING  N  N  30  
AR3  "O3'"  H1      SING  N  N  31  
#   #
loop_
_pdbx_chem_comp_descriptor.comp_id
_pdbx_chem_comp_descriptor.type
_pdbx_chem_comp_descriptor.program
_pdbx_chem_comp_descriptor.program_version
_pdbx_chem_comp_descriptor.descriptor
AR3  SMILES            ACDLabs               10.04  "O=C1N=C(N)C=CN1C2OC(C(O)C2O)CO"  
AR3  SMILES_CANONICAL  CACTVS                3.341  "NC1=NC(=O)N(C=C1)[C@@H]2O[C@H](CO)[C@@H](O)[C@@H]2O"  
AR3  SMILES            CACTVS                3.341  "NC1=NC(=O)N(C=C1)[CH]2O[CH](CO)[CH](O)[CH]2O"  
AR3  SMILES_CANONICAL  "OpenEye OEToolkits"  1.5.0  "C1=CN(C(=O)N=C1N)[C@H]2[C@H]([C@@H]([C@H](O2)CO)O)O"  
AR3  SMILES            "OpenEye OEToolkits"  1.5.0  "C1=CN(C(=O)N=C1N)C2C(C(C(O2)CO)O)O"  
AR3  InChI             InChI                 1.03   "InChI=1S/C9H13N3O5/c10-5-1-2-12(9(16)11-5)8-7(15)6(14)4(3-13)17-8/h1-2,4,6-8,13-15H,3H2,(H2,10,11,16)/t4-,6-,7+,8-/m1/s1"  
AR3  InChIKey          InChI                 1.03   UHDGCWIWMRVCDJ-CCXZUQQUSA-N  
#   #
loop_
_pdbx_chem_comp_identifier.comp_id
_pdbx_chem_comp_identifier.type
_pdbx_chem_comp_identifier.program
_pdbx_chem_comp_identifier.program_version
_pdbx_chem_comp_identifier.identifier
AR3  "SYSTEMATIC NAME"  ACDLabs               10.04  "4-amino-1-beta-D-arabinofuranosylpyrimidin-2(1H)-one"  
AR3  "SYSTEMATIC NAME"  "OpenEye OEToolkits"  1.5.0  "4-amino-1-[(2R,3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one"  
#   #
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
AR3  "Create component"   2003-04-29  RCSB  
AR3  "Modify descriptor"  2011-06-04  RCSB  
AR3  "Modify synonyms"    2020-06-05  PDBE  
#   #
loop_
_pdbx_chem_comp_synonyms.ordinal
_pdbx_chem_comp_synonyms.comp_id
_pdbx_chem_comp_synonyms.name
_pdbx_chem_comp_synonyms.provenance
_pdbx_chem_comp_synonyms.type
1  AR3  1-BETA-D-ARABINOFURANOSYLCYTOSINE  ?  ?  
2  AR3  ARA-C                              ?  ?  
##