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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:Se-methyl-L-selenocysteine
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Accession:CHEBI:27812 term browser browse the term
Definition:An L-alpha-amino acid compound having methylselanylmethyl as the side-chain.
Synonyms:exact_synonym: (2R)-2-amino-3-methylselanylpropanoic acid
 related_synonym: Formula=C4H9NO2Se;   InChI=1S/C4H9NO2Se/c1-8-2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1;   InChIKey=XDSSPSLGNGIIHP-VKHMYHEASA-N;   L-methylselenocysteine;   Methylselenocysteine;   SMILES=C[Se]C[C@H](N)C(O)=O;   Se-Methyl-selenocysteine;   Se-methyl-seleno-L-cysteine;   Se-methylselenocysteine;   Selenium methyl cysteine;   Selenium-methylselenocystine;   Selenohomocysteine;   Selenomethylselenocysteine;   methyl-L-selenocysteine
 alt_id: CHEBI:22076;   CHEBI:9067
 xref: Beilstein:2636762;   CAS:2574-71-2;   CAS:26046-90-2;   KEGG:C05689
 xref_mesh: MESH:C002979
 cyclic_relationship: is_conjugate_acid_of CHEBI:53126;   is_conjugate_base_of CHEBI:53130;   is_enantiomer_of CHEBI:53125;   is_tautomer_of CHEBI:58531


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Se-methyl-L-selenocysteine term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Abcc1 ATP binding cassette subfamily C member 1 multiple interactions ISO [selenomethylselenocysteine co-treated with irinotecan] results in decreased expression of ABCC1 CTD PMID:15897249 NCBI chr10:528,961...655,179 JBrowse link
G Abcc4 ATP binding cassette subfamily C member 4 multiple interactions
decreases expression
EXP Isoflavones promotes the reaction [selenomethylselenocysteine results in decreased expression of ABCC4 mRNA] CTD PMID:19025659 NCBI chr15:95,541,186...95,774,898 JBrowse link
G Apaf1 apoptotic peptidase activating factor 1 increases expression ISO selenomethylselenocysteine metabolite results in increased expression of APAF1 mRNA CTD PMID:25321483 NCBI chr 7:25,494,143...25,579,540 JBrowse link
G Ar androgen receptor decreases expression ISO
EXP
selenomethylselenocysteine results in decreased expression of AR protein
selenomethylselenocysteine results in decreased expression of AR mRNA
CTD PMID:16637076 PMID:19025659 NCBI chr  X:63,104,771...63,273,934 JBrowse link
G Arntl aryl hydrocarbon receptor nuclear translocator-like decreases expression EXP selenomethylselenocysteine results in decreased expression of ARNTL mRNA CTD PMID:19122877 NCBI chr 1:167,331,756...167,430,235 JBrowse link
G Bak1 BCL2-antagonist/killer 1 increases expression ISO selenomethylselenocysteine metabolite results in increased expression of BAK1 mRNA CTD PMID:25321483 NCBI chr20:5,100,480...5,109,669 JBrowse link
G Banp Btg3 associated nuclear protein increases expression ISO selenomethylselenocysteine results in increased expression of BANP mRNA CTD PMID:18514395 NCBI chr19:50,007,710...50,082,742 JBrowse link
G Bcl2 BCL2, apoptosis regulator decreases expression
multiple interactions
ISO
EXP
selenomethylselenocysteine results in decreased expression of BCL2 mRNA
selenomethylselenocysteine results in decreased expression of BCL2 protein
[selenomethylselenocysteine results in decreased expression of BCL2 mRNA] which results in increased activity of TNFSF10 protein
CTD PMID:11396176 PMID:19360359 NCBI chr13:22,689,783...22,853,920 JBrowse link
G Bcl2l1 Bcl2-like 1 decreases expression ISO selenomethylselenocysteine metabolite results in decreased expression of BCL2L1 mRNA CTD PMID:25321483 NCBI chr 3:141,253,508...141,304,582 JBrowse link
G Bcl2l11 BCL2 like 11 increases expression ISO selenomethylselenocysteine metabolite results in increased expression of BCL2L11 mRNA CTD PMID:25321483 NCBI chr 3:115,366,783...115,404,068 JBrowse link
G Bmf Bcl2 modifying factor multiple interactions
increases expression
ISO 4-(4-((5-(4,5-dimethyl-2-nitrophenyl)-2-furanyl)methylene)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid inhibits the reaction [selenomethylselenocysteine metabolite results in increased expression of BMF mRNA]; BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of CASP3 protein modified form]; BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of CASP6 protein modified form]; BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of CASP9 protein modified form]; BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of PARP1 protein modified form]; HDAC8 inhibits the reaction [selenomethylselenocysteine metabolite results in increased expression of BMF mRNA]; selenomethylselenocysteine metabolite inhibits the reaction [HDAC8 protein binds to BMF promoter]; selenomethylselenocysteine metabolite inhibits the reaction [STAT3 protein binds to BMF promoter]; selenomethylselenocysteine metabolite promotes the reaction [EP300 protein binds to BMF promoter]; selenomethylselenocysteine metabolite promotes the reaction [SP3 protein binds to BMF promoter]; STAT3 protein inhibits the reaction [selenomethylselenocysteine metabolite results in increased expression of BMF mRNA]
selenomethylselenocysteine metabolite results in increased expression of BMF protein
selenomethylselenocysteine metabolite results in increased expression of BMF mRNA; selenomethylselenocysteine metabolite results in increased expression of BMF protein
CTD PMID:25321483 NCBI chr 3:105,499,534...105,520,159 JBrowse link
G Casp3 caspase 3 increases activity
increases expression
multiple interactions
ISO selenomethylselenocysteine results in increased activity of CASP3 protein
selenomethylselenocysteine metabolite results in increased expression of CASP3 protein modified form
BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of CASP3 protein modified form]
CTD PMID:15318939 PMID:25321483 NCBI chr16:45,662,910...45,681,171 JBrowse link
G Casp6 caspase 6 increases expression
multiple interactions
ISO selenomethylselenocysteine metabolite results in increased expression of CASP6 protein modified form
BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of CASP6 protein modified form]
CTD PMID:25321483 NCBI chr 2:218,466,063...218,478,503 JBrowse link
G Casp8 caspase 8 increases expression ISO selenomethylselenocysteine metabolite results in increased expression of CASP8 protein modified form CTD PMID:25321483 NCBI chr 9:60,263,863...60,312,542 JBrowse link
G Casp9 caspase 9 multiple interactions
increases expression
ISO BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of CASP9 protein modified form] CTD PMID:25321483 NCBI chr 5:154,108,872...154,126,628 JBrowse link
G Ccna2 cyclin A2 decreases expression EXP selenomethylselenocysteine results in decreased expression of CCNA2 protein CTD PMID:11396176 NCBI chr 2:119,427,239...119,433,645 JBrowse link
G Ccnd1 cyclin D1 decreases expression
multiple interactions
ISO
EXP
selenomethylselenocysteine results in decreased expression of CCND1 protein
selenomethylselenocysteine results in decreased expression of CCND1 mRNA; selenomethylselenocysteine results in decreased expression of CCND1 protein
[selenomethylselenocysteine co-treated with Tamoxifen] results in decreased expression of CCND1 protein
CTD PMID:11396176 PMID:18855134 PMID:19276161 NCBI chr 1:200,089,002...200,098,524 JBrowse link
G Cdk2 cyclin dependent kinase 2 multiple interactions ISO selenomethylselenocysteine results in decreased phosphorylation of and results in decreased activity of CDK2 protein CTD PMID:10656618 NCBI chr 7:1,129,878...1,137,431 JBrowse link
G Cdkn1a cyclin-dependent kinase inhibitor 1A increases expression
multiple interactions
ISO selenomethylselenocysteine metabolite results in increased expression of CDKN1A protein
[Aminooxyacetic Acid results in decreased metabolism of selenomethylselenocysteine] which results in decreased expression of CDKN1A protein
CTD PMID:25321483 NCBI chr20:7,149,177...7,159,727 JBrowse link
G Cdkn1b cyclin-dependent kinase inhibitor 1B increases expression EXP selenomethylselenocysteine results in increased expression of CDKN1B protein CTD PMID:11396176 PMID:19276161 NCBI chr 4:167,760,067...167,765,177 JBrowse link
G Ces1d carboxylesterase 1D increases expression ISO selenomethylselenocysteine results in increased expression of CES1 CTD PMID:15897249 NCBI chr19:13,873,490...13,912,035 JBrowse link
G Chmp1a charged multivesicular body protein 1A increases expression ISO selenomethylselenocysteine results in increased expression of CHMP1A mRNA CTD PMID:18514395 NCBI chr19:51,238,153...51,246,433 JBrowse link
G Col1a1 collagen type I alpha 1 chain decreases expression ISO selenomethylselenocysteine results in decreased expression of COL1A1 mRNA; selenomethylselenocysteine results in decreased expression of COL1A1 protein CTD PMID:18514395 NCBI chr10:79,883,622...79,900,625 JBrowse link
G Col1a2 collagen type I alpha 2 chain decreases expression ISO selenomethylselenocysteine results in decreased expression of COL1A2 mRNA; selenomethylselenocysteine results in decreased expression of COL1A2 protein CTD PMID:18514395 NCBI chr 4:32,563,938...32,598,868 JBrowse link
G Col4a5 collagen type IV alpha 5 chain increases expression ISO selenomethylselenocysteine results in increased expression of COL4A5 mRNA CTD PMID:18514395 NCBI chr  X:105,118,762...105,322,699 JBrowse link
G Col6a1 collagen type VI alpha 1 chain increases expression ISO selenomethylselenocysteine results in increased expression of COL6A1 mRNA CTD PMID:18514395 NCBI chr20:11,906,105...11,924,599 JBrowse link
G Col7a1 collagen type VII alpha 1 chain decreases expression ISO selenomethylselenocysteine results in decreased expression of COL7A1 mRNA CTD PMID:18514395 NCBI chr 8:109,604,877...109,637,252 JBrowse link
G Cry2 cryptochrome circadian regulator 2 increases expression EXP selenomethylselenocysteine results in increased expression of CRY2 mRNA CTD PMID:19122877 NCBI chr 3:78,374,995...78,405,001 JBrowse link
G Cyp3a9 cytochrome P450, family 3, subfamily a, polypeptide 9 multiple interactions ISO [selenomethylselenocysteine co-treated with irinotecan] results in increased expression of CYP3A5 CTD PMID:15897249 NCBI chr12:16,806,222...16,846,428 JBrowse link
G Dbp D-box binding PAR bZIP transcription factor increases expression EXP selenomethylselenocysteine results in increased expression of DBP mRNA CTD PMID:19122877 NCBI chr 1:96,175,796...96,180,745 JBrowse link
G Ddit3 DNA-damage inducible transcript 3 increases expression ISO selenomethylselenocysteine results in increased expression of DDIT3 mRNA CTD PMID:10656618 NCBI chr 7:63,115,645...63,121,203 JBrowse link
G Dhcr24 24-dehydrocholesterol reductase decreases expression EXP selenomethylselenocysteine results in decreased expression of DHCR24 mRNA CTD PMID:19025659 NCBI chr 5:121,344,637...121,368,853 JBrowse link
G Drg1 developmentally regulated GTP binding protein 1 multiple interactions ISO [selenomethylselenocysteine co-treated with irinotecan] results in decreased expression of DRG1 CTD PMID:15897249 NCBI chr14:78,103,876...78,119,976 JBrowse link
G Ep300 E1A binding protein p300 multiple interactions ISO selenomethylselenocysteine metabolite promotes the reaction [EP300 protein binds to BMF promoter] CTD PMID:25321483 NCBI chr 7:113,108,476...113,178,529 JBrowse link
G Esr1 estrogen receptor 1 decreases expression
multiple interactions
ISO selenomethylselenocysteine results in decreased expression of ESR1 protein
[selenomethylselenocysteine co-treated with Tamoxifen] results in decreased expression of ESR1 protein
CTD PMID:18855134 NCBI chr 1:41,106,335...41,499,104 JBrowse link
G Faslg Fas ligand multiple interactions ISO [selenomethylselenocysteine co-treated with irinotecan] results in increased expression of FASLG CTD PMID:15897249 NCBI chr13:74,151,519...74,172,760 JBrowse link
G Gadd45a growth arrest and DNA-damage-inducible, alpha increases expression ISO selenomethylselenocysteine results in increased expression of GADD45A mRNA CTD PMID:10656618 NCBI chr 4:96,154,789...96,157,091 JBrowse link
G Gpx1 glutathione peroxidase 1 increases activity
increases expression
ISO selenomethylselenocysteine results in increased activity of GPX1 protein
selenomethylselenocysteine results in increased expression of GPX1 mRNA; selenomethylselenocysteine results in increased expression of GPX1 protein
CTD PMID:18514395 PMID:19033020 NCBI chr 8:109,026,905...109,028,031 JBrowse link
G Gpx4 glutathione peroxidase 4 increases expression ISO selenomethylselenocysteine results in increased expression of GPX4 mRNA CTD PMID:18514395 NCBI chr 7:9,650,186...9,652,982 JBrowse link
G Grik1 glutamate ionotropic receptor kainate type subunit 1 increases expression ISO selenomethylselenocysteine results in increased expression of GRIK1 mRNA CTD PMID:18514395 NCBI chr11:27,169,739...27,571,131 JBrowse link
G Grik3 glutamate ionotropic receptor kainate type subunit 3 increases expression ISO selenomethylselenocysteine results in increased expression of GRIK3 mRNA CTD PMID:18514395 NCBI chr 5:137,767,865...137,989,617 JBrowse link
G Hdac8 histone deacetylase 8 multiple interactions ISO HDAC8 inhibits the reaction [selenomethylselenocysteine metabolite results in increased expression of BMF mRNA]; selenomethylselenocysteine metabolite inhibits the reaction [HDAC8 protein binds to BMF promoter] CTD PMID:25321483 NCBI chr  X:67,385,288...67,593,014 JBrowse link
G Igf1r insulin-like growth factor 1 receptor increases expression ISO selenomethylselenocysteine results in increased expression of IGF1R mRNA CTD PMID:18514395 NCBI chr 1:121,549,839...121,838,545 JBrowse link
G Jun Jun proto-oncogene, AP-1 transcription factor subunit increases phosphorylation EXP selenomethylselenocysteine results in increased phosphorylation of JUN protein CTD PMID:19276161 NCBI chr 5:109,894,175...109,897,268 JBrowse link
G Klk1 kallikrein 1 decreases expression ISO selenomethylselenocysteine results in decreased expression of KLK3 protein CTD PMID:16637076 NCBI chr 1:94,642,722...94,646,714 JBrowse link
G Mki67 marker of proliferation Ki-67 multiple interactions
decreases expression
ISO [selenomethylselenocysteine co-treated with Tamoxifen] results in decreased expression of MKI67 protein
selenomethylselenocysteine results in decreased expression of MKI67 protein
CTD PMID:18855134 NCBI chr 1:190,496,319...190,522,983 JBrowse link
G Msrb1 methionine sulfoxide reductase B1 increases expression ISO selenomethylselenocysteine results in increased expression of MSRB1 mRNA CTD PMID:18514395 NCBI chr10:13,764,883...13,770,609 JBrowse link
G Nfkb1 nuclear factor kappa B subunit 1 multiple interactions ISO selenomethylselenocysteine inhibits the reaction [Lipopolysaccharides results in increased localization of NFKB1 protein] CTD PMID:21213327 NCBI chr 2:224,016,214...224,132,135 JBrowse link
G Nos2 nitric oxide synthase 2 multiple interactions ISO selenomethylselenocysteine inhibits the reaction [Lipopolysaccharides results in increased expression of NOS2 mRNA]; selenomethylselenocysteine inhibits the reaction [Lipopolysaccharides results in increased expression of NOS2 protein] CTD PMID:21213327 NCBI chr10:63,815,308...63,851,208 JBrowse link
G P4ha1 prolyl 4-hydroxylase subunit alpha 1 increases expression ISO selenomethylselenocysteine results in increased expression of P4HA1 mRNA CTD PMID:18514395 NCBI chr20:27,302,046...27,352,098 JBrowse link
G Parp1 poly (ADP-ribose) polymerase 1 multiple interactions
increases expression
ISO [Aminooxyacetic Acid results in decreased metabolism of selenomethylselenocysteine] which results in decreased expression of PARP1 protein modified form; BMF protein promotes the reaction [selenomethylselenocysteine metabolite results in increased expression of PARP1 protein modified form] CTD PMID:25321483 NCBI chr13:92,307,593...92,339,406 JBrowse link
G Per2 period circadian regulator 2 increases expression EXP selenomethylselenocysteine results in increased expression of PER2 mRNA CTD PMID:19122877 NCBI chr 9:92,007,289...92,049,551 JBrowse link
G Per3 period circadian regulator 3 increases expression EXP selenomethylselenocysteine results in increased expression of PER3 mRNA CTD PMID:19122877 NCBI chr 5:161,460,228...161,495,404 JBrowse link
G Pgr progesterone receptor decreases expression
multiple interactions
ISO selenomethylselenocysteine results in decreased expression of PGR protein
[selenomethylselenocysteine co-treated with Tamoxifen] results in decreased expression of PGR protein
CTD PMID:18855134 NCBI chr 8:6,073,216...6,131,552 JBrowse link
G Ppp1r15a protein phosphatase 1, regulatory subunit 15A increases expression ISO selenomethylselenocysteine results in increased expression of PPP1R15A mRNA CTD PMID:10656618 NCBI chr 1:96,000,053...96,003,128 JBrowse link
G Prkce protein kinase C, epsilon decreases expression ISO selenomethylselenocysteine results in decreased expression of PRKCE protein CTD PMID:10656618 NCBI chr 6:7,965,048...8,451,966 JBrowse link
G Prkcz protein kinase C, zeta decreases expression ISO selenomethylselenocysteine results in decreased expression of PRKCZ protein CTD PMID:10656618 NCBI chr 5:165,817,786...165,930,386 JBrowse link
G Rab3b RAB3B, member RAS oncogene family increases expression ISO selenomethylselenocysteine results in increased expression of RAB3B mRNA CTD PMID:18514395 NCBI chr 5:123,629,562...123,697,410 JBrowse link
G Rab4a RAB4A, member RAS oncogene family increases expression ISO selenomethylselenocysteine results in increased expression of RAB4A mRNA CTD PMID:18514395 NCBI chr19:51,795,613...51,822,706 JBrowse link
G Rela RELA proto-oncogene, NF-kB subunit multiple interactions ISO selenomethylselenocysteine inhibits the reaction [Lipopolysaccharides results in increased localization of RELA protein] CTD PMID:21213327 NCBI chr 1:202,925,001...202,935,484 JBrowse link
G Scarb1 scavenger receptor class B, member 1 increases expression ISO selenomethylselenocysteine results in increased expression of SCARB1 mRNA CTD PMID:18514395 NCBI chr12:31,296,143...31,362,649 JBrowse link
G Selenof selenoprotein F increases expression ISO selenomethylselenocysteine results in increased expression of SELENOF mRNA CTD PMID:18514395 NCBI chr 2:233,642,075...233,674,853 JBrowse link
G Selenop selenoprotein P increases expression ISO selenomethylselenocysteine results in increased expression of SELENOP mRNA CTD PMID:18514395 NCBI chr 2:52,498,123...52,508,409 JBrowse link
G Selenow selenoprotein W increases expression ISO selenomethylselenocysteine results in increased expression of SELENOW mRNA CTD PMID:18514395 NCBI chr 1:76,599,441...76,604,514 JBrowse link
G Slc3a1 solute carrier family 3 member 1 increases uptake ISO SLC3A1 protein results in increased uptake of selenomethylselenocysteine CTD PMID:18845132 NCBI chr 6:9,608,169...9,641,881 JBrowse link
G Slc6a19 solute carrier family 6 member 19 increases uptake ISO SLC6A19 protein results in increased uptake of selenomethylselenocysteine CTD PMID:18845132 NCBI chr 1:29,586,205...29,604,960 JBrowse link
G Snap23 synaptosome associated protein 23 decreases expression ISO selenomethylselenocysteine results in decreased expression of SNAP23 mRNA CTD PMID:18514395 NCBI chr 3:107,514,088...107,546,177 JBrowse link
G Sort1 sortilin 1 increases expression ISO selenomethylselenocysteine results in increased expression of SORT1 mRNA CTD PMID:18514395 NCBI chr 2:195,924,033...196,002,354 JBrowse link
G Sp3 Sp3 transcription factor multiple interactions ISO selenomethylselenocysteine metabolite promotes the reaction [SP3 protein binds to BMF promoter] CTD PMID:25321483 NCBI chr 3:57,811,855...57,857,150 JBrowse link
G Spp1 secreted phosphoprotein 1 decreases expression ISO selenomethylselenocysteine results in decreased expression of SPP1 protein CTD PMID:15318939 NCBI chr14:5,308,885...5,315,120 JBrowse link
G Srd5a1 steroid 5 alpha-reductase 1 multiple interactions EXP [selenomethylselenocysteine co-treated with Isoflavones] results in decreased activity of SRD5A1 protein CTD PMID:19025659 NCBI chr 1:33,686,069...33,720,468 JBrowse link
G Stat3 signal transducer and activator of transcription 3 multiple interactions ISO selenomethylselenocysteine metabolite inhibits the reaction [STAT3 protein binds to BMF promoter]; STAT3 protein inhibits the reaction [selenomethylselenocysteine metabolite results in increased expression of BMF mRNA] CTD PMID:25321483 NCBI chr10:85,811,206...85,863,057 JBrowse link
G Tnfsf10 TNF superfamily member 10 multiple interactions ISO [selenomethylselenocysteine results in decreased expression of BCL2 mRNA] which results in increased activity of TNFSF10 protein CTD PMID:19360359 NCBI chr 2:110,199,835...110,227,239 JBrowse link
G Trnau1ap tRNA selenocysteine 1 associated protein 1 increases expression ISO selenomethylselenocysteine results in increased expression of TRNAU1AP mRNA CTD PMID:18514395 NCBI chr 5:144,507,044...144,524,142 JBrowse link
G Xpa XPA, DNA damage recognition and repair factor multiple interactions ISO selenomethylselenocysteine inhibits the reaction [Zinc binds to XPA protein] CTD PMID:15265038 NCBI chr 5:60,431,673...60,476,438 JBrowse link

Term paths to the root
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Term Annotations click to browse term
  CHEBI ontology 19762
    role 19708
      application 19396
        pharmaceutical 19294
          drug 19294
            antineoplastic agent 17296
              Se-methyl-L-selenocysteine 75
                Se-methyl-L-selenocysteine residue 0
                Se-methyl-L-selenocysteino group 0
                Se-methyl-L-selenocysteinyl group 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19762
    subatomic particle 19760
      composite particle 19760
        hadron 19760
          baryon 19760
            nucleon 19760
              atomic nucleus 19760
                atom 19760
                  main group element atom 19651
                    p-block element atom 19651
                      carbon group element atom 19570
                        carbon atom 19560
                          organic molecular entity 19560
                            organic group 18611
                              organic divalent group 18602
                                organodiyl group 18602
                                  carbonyl group 18519
                                    carbonyl compound 18519
                                      carboxylic acid 18195
                                        monocarboxylic acid 17594
                                          fatty acid 16001
                                            saturated fatty acid 15976
                                              propionic acid 3684
                                                alanine 107
                                                  L-alanine 99
                                                    L-alanine derivative 97
                                                      L-selenocysteine 80
                                                        L-selenocysteine derivative 75
                                                          Se-methyl-L-selenocysteine 75
                                                            Se-methyl-L-selenocysteine residue 0
                                                            Se-methyl-L-selenocysteino group 0
                                                            Se-methyl-L-selenocysteinyl group 0
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