data_SKG
#

_chem_comp.id                                   SKG
_chem_comp.name                                 " 4-methylisoleucine"
_chem_comp.type                                 "L-peptide linking"
_chem_comp.pdbx_type                            ATOMP
_chem_comp.formula                              "C7 H15 N O2"
_chem_comp.mon_nstd_parent_comp_id              ?
_chem_comp.pdbx_synonyms                        "2~{S},3~{S})-2-azanyl-3,4-dimethyl-pentanoic acid"
_chem_comp.pdbx_formal_charge                   0
_chem_comp.pdbx_initial_date                    2020-03-10
_chem_comp.pdbx_modified_date                   2021-03-13
_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                       145.199
_chem_comp.one_letter_code                      ?
_chem_comp.three_letter_code                    SKG
_chem_comp.pdbx_model_coordinates_details       ?
_chem_comp.pdbx_model_coordinates_missing_flag  N
_chem_comp.pdbx_ideal_coordinates_details       Corina
_chem_comp.pdbx_ideal_coordinates_missing_flag  N
_chem_comp.pdbx_model_coordinates_db_code       6W3O
_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
SKG  N    N1   N  0  1  N  N  N  7.767  -29.707  -40.276  -0.505   1.914  -0.193  N    SKG   1  
SKG  CA   C1   C  0  1  N  N  S  7.995  -31.161  -40.351  -0.543   0.461  -0.409  CA   SKG   2  
SKG  C    C2   C  0  1  N  N  N  8.580  -31.408  -41.743  -1.892  -0.072  -0.003  C    SKG   3  
SKG  O    O1   O  0  1  N  N  N  8.184  -30.734  -42.726  -2.597   0.569   0.739  O    SKG   4  
SKG  CB   C3   C  0  1  N  N  S  6.674  -31.897  -40.041   0.545  -0.208   0.434  CB   SKG   5  
SKG  CG   C4   C  0  1  N  N  N  6.936  -33.414  -39.958   1.900   0.426   0.114  CG   SKG   6  
SKG  CD1  C5   C  0  1  N  N  N  5.879  -34.014  -39.029   2.967  -0.157   1.043  CD1  SKG   7  
SKG  CD2  C6   C  0  1  N  N  N  6.891  -34.064  -41.378   2.272   0.129  -1.340  CD2  SKG   8  
SKG  OXT  O2   O  0  1  N  Y  N  9.462  -32.291  -41.902  -2.312  -1.260  -0.467  OXT  SKG   9  
SKG  CAE  C7   C  0  1  N  N  N  5.505  -31.510  -40.941   0.592  -1.703   0.111  CAE  SKG  10  
SKG  H1   H1   H  0  1  N  N  N  7.382  -29.475  -39.383  -1.171   2.385  -0.787  H1   SKG  11  
SKG  H2   H2   H  0  1  N  Y  N  8.635  -29.227  -40.399  -0.663   2.139   0.778  H2   SKG  12  
SKG  H4   H4   H  0  1  N  N  N  8.742  -31.453  -39.598  -0.369   0.246  -1.463  H4   SKG  13  
SKG  H5   H5   H  0  1  N  N  N  6.390  -31.586  -39.025   0.320  -0.072   1.492  H5   SKG  14  
SKG  H6   H6   H  0  1  N  N  N  7.933  -33.581  -39.525   1.840   1.504   0.261  H6   SKG  15  
SKG  H7   H7   H  0  1  N  N  N  5.942  -33.532  -38.042   3.102  -1.216   0.822  H7   SKG  16  
SKG  H8   H8   H  0  1  N  N  N  4.879  -33.847  -39.455   3.909   0.369   0.889  H8   SKG  17  
SKG  H9   H9   H  0  1  N  N  N  6.056  -35.094  -38.922   2.651  -0.040   2.079  H9   SKG  18  
SKG  H10  H10  H  0  1  N  N  N  7.080  -35.144  -41.293   2.332  -0.949  -1.487  H10  SKG  19  
SKG  H11  H11  H  0  1  N  N  N  5.900  -33.900  -41.825   1.512   0.544  -2.001  H11  SKG  20  
SKG  H12  H12  H  0  1  N  N  N  7.661  -33.606  -42.016   3.238   0.581  -1.567  H12  SKG  21  
SKG  HXT  H13  H  0  1  N  Y  N  9.720  -32.321  -42.816  -3.184  -1.561  -0.178  H13  SKG  22  
SKG  H14  H14  H  0  1  N  N  N  4.612  -32.081  -40.648   1.367  -2.180   0.711  H14  SKG  23  
SKG  H15  H15  H  0  1  N  N  N  5.303  -30.434  -40.837  -0.373  -2.155   0.338  H15  SKG  24  
SKG  H16  H16  H  0  1  N  N  N  5.758  -31.736  -41.988   0.817  -1.839  -0.947  H16  SKG  25  
#   #
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
SKG  O    C    DOUB  N  N   1  
SKG  OXT  C    SING  N  N   2  
SKG  C    CA   SING  N  N   3  
SKG  CD2  CG   SING  N  N   4  
SKG  CAE  CB   SING  N  N   5  
SKG  CA   N    SING  N  N   6  
SKG  CA   CB   SING  N  N   7  
SKG  CB   CG   SING  N  N   8  
SKG  CG   CD1  SING  N  N   9  
SKG  N    H1   SING  N  N  10  
SKG  N    H2   SING  N  N  11  
SKG  CA   H4   SING  N  N  12  
SKG  CB   H5   SING  N  N  13  
SKG  CG   H6   SING  N  N  14  
SKG  CD1  H7   SING  N  N  15  
SKG  CD1  H8   SING  N  N  16  
SKG  CD1  H9   SING  N  N  17  
SKG  CD2  H10  SING  N  N  18  
SKG  CD2  H11  SING  N  N  19  
SKG  CD2  H12  SING  N  N  20  
SKG  OXT  HXT  SING  N  N  21  
SKG  CAE  H14  SING  N  N  22  
SKG  CAE  H15  SING  N  N  23  
SKG  CAE  H16  SING  N  N  24  
#   #
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
SKG  InChI             InChI                 1.03   "InChI=1S/C7H15NO2/c1-4(2)5(3)6(8)7(9)10/h4-6H,8H2,1-3H3,(H,9,10)/t5-,6-/m0/s1"  
SKG  InChIKey          InChI                 1.03   VFEDCKXLINRKLV-WDSKDSINSA-N  
SKG  SMILES_CANONICAL  CACTVS                3.385  "CC(C)[C@H](C)[C@H](N)C(O)=O"  
SKG  SMILES            CACTVS                3.385  "CC(C)[CH](C)[CH](N)C(O)=O"  
SKG  SMILES_CANONICAL  "OpenEye OEToolkits"  2.0.7  "C[C@H]([C@@H](C(=O)O)N)C(C)C"  
SKG  SMILES            "OpenEye OEToolkits"  2.0.7  "CC(C)C(C)C(C(=O)O)N"  
#
_pdbx_chem_comp_identifier.comp_id          SKG
_pdbx_chem_comp_identifier.type             "SYSTEMATIC NAME"
_pdbx_chem_comp_identifier.program          "OpenEye OEToolkits"
_pdbx_chem_comp_identifier.program_version  2.0.7
_pdbx_chem_comp_identifier.identifier       "(2~{S},3~{S})-2-azanyl-3,4-dimethyl-pentanoic acid"
#   #
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
SKG  "Create component"  2020-03-10  RCSB  
SKG  "Initial release"   2020-05-20  RCSB  
SKG  "Modify synonyms"   2021-03-13  RCSB  
#
_pdbx_chem_comp_synonyms.ordinal     1
_pdbx_chem_comp_synonyms.comp_id     SKG
_pdbx_chem_comp_synonyms.name        "2~{S},3~{S})-2-azanyl-3,4-dimethyl-pentanoic acid"
_pdbx_chem_comp_synonyms.provenance  PDB
_pdbx_chem_comp_synonyms.type        ?
##
