has role is conjugate base of homoserine lactone 0 101.048 101.10392 2-Aminobutan-4-olide 3-amino-4,5-dihydrofuran-2(3H)-one A butan-4-olide having an amino substituent at the 2-position. Beilstein:80584 C4H7NO2 CAS:1192-20-7 CHEBI:1017 CHEBI:11522 CHEBI:17289 CHEBI:19468 CHEBI:30656 DrugBank:DB02624 HSL HSLs Homoserine lactone Hsl InChI=1S/C4H7NO2/c5-3-1-2-7-4(3)6/h3H,1-2,5H2 KEGG:C02926 MetaCyc:HOMOSERINE-LACTONE NC1CCOC1=O PMID:7545940 QJPWUUJVYOJNMH-UHFFFAOYSA-N Reaxys:80584 alpha-amino-gamma-butyrolactone chebi_ontology homoserine lactone butan-4-olide primary amino compound homoserinium lactone Escherichia coli metabolite