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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

Term:pyridinium ion
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Accession:CHEBI:50334 term browser browse the term
Synonyms:related_synonym: pyridinium ions


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pralidoxime term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G ACHE acetylcholinesterase multiple interactions EXP pralidoxime inhibits the reaction [Paraoxon results in decreased activity of ACHE protein] CTD PMID:20971170 NCBI chr 3:8,732,451...8,738,274
Ensembl chr 3:8,732,324...8,739,149
JBrowse link
G MAOA monoamine oxidase A decreases activity EXP pralidoxime results in decreased activity of MAOA protein CTD PMID:21195145 NCBI chr  X:38,930,452...39,006,220 JBrowse link
G MAOB monoamine oxidase B decreases activity EXP pralidoxime results in decreased activity of MAOB protein CTD PMID:21195145 NCBI chr  X:39,025,973...39,144,389
Ensembl chr  X:39,025,971...39,144,345
JBrowse link

Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 903
    chemical entity 903
      molecular entity 901
        ion 131
          organic ion 57
            organic cation 38
              pyridinium ion 3
                1-(4-hydroxy-2-methylpyrimid-5-ylmethyl)-3-(2-hydroxyethyl)-2-methylpyridinium + 0
                1-methylnicotinamide + 0
                2-(4-dimethylaminostyryl)-1-ethylpyridinium + 0
                2-(chloromethyl)pyridinium + 0
                2-[4-(dimethylamino)styryl]-1-methylpyridinium + 0
                2-methyl-6-(phenylethynyl)pyridinium(1+) + 0
                3-(3,4-dihydroxypyridinium-1-yl)-L-alanine 0
                4-(4-diethylaminostyryl)-1-methylpyridinium + 0
                4-(4-dihexadecylaminostyryl)-N-methylpyridium + 0
                4-(4-dimethylaminostyryl)-1-ethylpyridinium + 0
                4-(Methylnitrosamino)-1-(3-pyridyl-N-oxide)-1-butanol 0
                4-[4-(dimethylamino)styryl]-N-methylpyridinium + 0
                FM 1-43(2+) + 0
                FM 4-64(2+) + 0
                GS4012 free base(1+) + 0
                N-[3-(4-tert-butyl-1-pyridin-1-iumyl)-1,4-dioxo-2-naphthalenyl]benzenesulfonamide 0
                N-methyl-4-phenylpyridinium 0
                N-methylnicotinic acid 0
                N-retinylidene-N-retinylethanolamine 0
                Po-Pro-1(2+) + 0
                Po-Pro-3(2+) + 0
                PoPo-1(4+) + 0
                PoPo-3(4+) + 0
                Pyridostigmine 0
                QPYMe2 fluorescent dye 0
                amprolium(1+) + 0
                cascade yellow 0
                cetylpyridinium + 0
                dipyrithione 0
                distigmine + 0
                isodesmosine 0
                pralidoxime + 3
                pyridoxal(1+) + 0
                pyridoxamine(2+) + 0
                pyrithiamine + 0
                pyrithiamine pyrophosphate 0
                vorapaxar(1+) + 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 903
    subatomic particle 888
      composite particle 888
        hadron 888
          baryon 888
            nucleon 888
              atomic nucleus 888
                atom 888
                  main group element atom 857
                    main group molecular entity 855
                      p-block molecular entity 853
                        carbon group molecular entity 830
                          organic molecular entity 829
                            organic ion 57
                              organic cation 38
                                pyridinium ion 3
                                  1-(4-hydroxy-2-methylpyrimid-5-ylmethyl)-3-(2-hydroxyethyl)-2-methylpyridinium + 0
                                  1-methylnicotinamide + 0
                                  2-(4-dimethylaminostyryl)-1-ethylpyridinium + 0
                                  2-(chloromethyl)pyridinium + 0
                                  2-[4-(dimethylamino)styryl]-1-methylpyridinium + 0
                                  2-methyl-6-(phenylethynyl)pyridinium(1+) + 0
                                  3-(3,4-dihydroxypyridinium-1-yl)-L-alanine 0
                                  4-(4-diethylaminostyryl)-1-methylpyridinium + 0
                                  4-(4-dihexadecylaminostyryl)-N-methylpyridium + 0
                                  4-(4-dimethylaminostyryl)-1-ethylpyridinium + 0
                                  4-(Methylnitrosamino)-1-(3-pyridyl-N-oxide)-1-butanol 0
                                  4-[4-(dimethylamino)styryl]-N-methylpyridinium + 0
                                  FM 1-43(2+) + 0
                                  FM 4-64(2+) + 0
                                  GS4012 free base(1+) + 0
                                  N-[3-(4-tert-butyl-1-pyridin-1-iumyl)-1,4-dioxo-2-naphthalenyl]benzenesulfonamide 0
                                  N-methyl-4-phenylpyridinium 0
                                  N-methylnicotinic acid 0
                                  N-retinylidene-N-retinylethanolamine 0
                                  Po-Pro-1(2+) + 0
                                  Po-Pro-3(2+) + 0
                                  PoPo-1(4+) + 0
                                  PoPo-3(4+) + 0
                                  Pyridostigmine 0
                                  QPYMe2 fluorescent dye 0
                                  amprolium(1+) + 0
                                  cascade yellow 0
                                  cetylpyridinium + 0
                                  dipyrithione 0
                                  distigmine + 0
                                  isodesmosine 0
                                  pralidoxime + 3
                                  pyridoxal(1+) + 0
                                  pyridoxamine(2+) + 0
                                  pyrithiamine + 0
                                  pyrithiamine pyrophosphate 0
                                  vorapaxar(1+) + 0
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