data_I2M # _chem_comp.id I2M _chem_comp.name 3-methyl-L-alloisoleucine _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 ILE _chem_comp.pdbx_synonyms beta-methylisoleucine _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2008-06-01 _chem_comp.pdbx_modified_date 2024-09-27 _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 I _chem_comp.three_letter_code I2M _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 2RPL _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBJ _chem_comp.pdbx_pcm Y # 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.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _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 I2M N N N 0 1 N N N Y Y N 18.245 4.051 0.183 0.436 1.910 0.548 N I2M 1 I2M CA CA C 0 1 N N S Y N N 17.578 4.001 -1.111 0.464 0.448 0.693 CA I2M 2 I2M CB CB C 0 1 N N N N N N 17.759 5.354 -1.880 -0.746 -0.158 -0.020 CB I2M 3 I2M CG3 CG3 C 0 1 N N N N N N 19.107 5.497 -2.617 -0.699 0.208 -1.505 CG3 I2M 4 I2M CG2 CG2 C 0 1 N N N N N N 16.652 5.453 -2.942 -0.717 -1.681 0.131 CG2 I2M 5 I2M CG1 CG1 C 0 1 N N N N N N 17.713 6.624 -0.986 -2.032 0.391 0.600 CG1 I2M 6 I2M CD1 CD1 C 0 1 N N N N N N 16.477 6.821 -0.112 -3.242 -0.215 -0.113 CD1 I2M 7 I2M C C C 0 1 N N N Y N Y 18.108 2.764 -1.859 1.731 -0.093 0.082 C I2M 8 I2M O O O 0 1 N N N Y N Y 19.326 2.623 -2.028 2.344 0.568 -0.722 O I2M 9 I2M OXT OXT O 0 1 N Y N Y N Y 17.264 1.823 -2.283 2.177 -1.310 0.430 OXT I2M 10 I2M H H H 0 1 N N N Y Y N 19.236 4.062 0.048 0.467 2.177 -0.424 H I2M 11 I2M H2 H2 H 0 1 N Y N Y Y N 17.966 4.879 0.670 -0.372 2.303 1.007 H2 I2M 12 I2M HA HA H 0 1 N N N Y N N 16.489 3.889 -1.006 0.431 0.187 1.751 HA I2M 13 I2M HG31 HG31 H 0 0 N N N N N N 18.930 5.531 -3.702 0.217 -0.184 -1.947 HG31 I2M 14 I2M HG32 HG32 H 0 0 N N N N N N 19.603 6.425 -2.297 -1.561 -0.224 -2.013 HG32 I2M 15 I2M HG33 HG33 H 0 0 N N N N N N 19.749 4.636 -2.377 -0.720 1.293 -1.612 HG33 I2M 16 I2M HG21 HG21 H 0 0 N N N N N N 15.670 5.477 -2.447 -0.751 -1.941 1.189 HG21 I2M 17 I2M HG22 HG22 H 0 0 N N N N N N 16.789 6.373 -3.529 -1.579 -2.112 -0.377 HG22 I2M 18 I2M HG23 HG23 H 0 0 N N N N N N 16.705 4.580 -3.609 0.199 -2.072 -0.311 HG23 I2M 19 I2M HG12 HG12 H 0 0 N N N N N N 18.579 6.571 -0.309 -2.065 0.131 1.658 HG12 I2M 20 I2M HG13 HG13 H 0 0 N N N N N N 17.705 7.470 -1.689 -2.053 1.476 0.493 HG13 I2M 21 I2M HD11 HD11 H 0 0 N N N N N N 16.778 6.868 0.945 -3.209 0.046 -1.171 HD11 I2M 22 I2M HD12 HD12 H 0 0 N N N N N N 15.976 7.759 -0.393 -3.222 -1.299 -0.005 HD12 I2M 23 I2M HD13 HD13 H 0 0 N N N N N N 15.786 5.977 -0.259 -4.158 0.177 0.329 HD13 I2M 24 I2M HXT HXT H 0 1 N Y N Y N Y 17.754 1.117 -2.689 2.994 -1.615 0.012 HXT I2M 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 I2M N CA SING N N 1 I2M CA CB SING N N 2 I2M CA C SING N N 3 I2M CB CG3 SING N N 4 I2M CB CG2 SING N N 5 I2M CB CG1 SING N N 6 I2M CG1 CD1 SING N N 7 I2M C O DOUB N N 8 I2M C OXT SING N N 9 I2M N H SING N N 10 I2M N H2 SING N N 11 I2M CA HA SING N N 12 I2M CG3 HG31 SING N N 13 I2M CG3 HG32 SING N N 14 I2M CG3 HG33 SING N N 15 I2M CG2 HG21 SING N N 16 I2M CG2 HG22 SING N N 17 I2M CG2 HG23 SING N N 18 I2M CG1 HG12 SING N N 19 I2M CG1 HG13 SING N N 20 I2M CD1 HD11 SING N N 21 I2M CD1 HD12 SING N N 22 I2M CD1 HD13 SING N N 23 I2M OXT HXT 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 I2M SMILES ACDLabs 10.04 "O=C(O)C(N)C(C)(CC)C" I2M SMILES_CANONICAL CACTVS 3.341 "CCC(C)(C)[C@H](N)C(O)=O" I2M SMILES CACTVS 3.341 "CCC(C)(C)[CH](N)C(O)=O" I2M SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CCC(C)(C)[C@@H](C(=O)O)N" I2M SMILES "OpenEye OEToolkits" 1.5.0 "CCC(C)(C)C(C(=O)O)N" I2M InChI InChI 1.03 "InChI=1S/C7H15NO2/c1-4-7(2,3)5(8)6(9)10/h5H,4,8H2,1-3H3,(H,9,10)/t5-/m1/s1" I2M InChIKey InChI 1.03 AQIFZAKDNFZWND-RXMQYKEDSA-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 I2M "SYSTEMATIC NAME" ACDLabs 10.04 3-methyl-L-alloisoleucine I2M "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-2-amino-3,3-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 I2M "Create component" 2008-06-01 PDBJ I2M "Modify descriptor" 2011-06-04 RCSB I2M "Modify synonyms" 2020-06-05 PDBE I2M "Modify backbone" 2023-11-03 PDBE I2M "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id I2M _pdbx_chem_comp_synonyms.name beta-methylisoleucine _pdbx_chem_comp_synonyms.provenance ? _pdbx_chem_comp_synonyms.type ? # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id I2M _pdbx_chem_comp_pcm.modified_residue_id ILE _pdbx_chem_comp_pcm.type Methylation _pdbx_chem_comp_pcm.category "Named protein modification" _pdbx_chem_comp_pcm.position "Amino-acid side chain" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom ? _pdbx_chem_comp_pcm.modified_residue_id_linking_atom ? _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession PTM-0688 _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? #