sample.obo

format-version: 1.2
date: 06:01:2026 14:33
saved-by: chebi
subsetdef: 1:STAR "Preliminary entries"
subsetdef: 2:STAR "Annotated by 3rd party"
subsetdef: 3:STAR "Manually annotated by ChEBI Team"
synonymtypedef: BRAND:NAME "BRAND NAME"
synonymtypedef: http://purl.obolibrary.org/obo/chebi/INN "INN"
synonymtypedef: IUPAC:NAME "IUPAC NAME"
default-namespace: chebi_ontology
idspace: chemrof https://w3id.org/chemrof/ 
idspace: foaf http://xmlns.com/foaf/0.1/ 
idspace: oboInOwl http://www.geneontology.org/formats/oboInOwl# 
idspace: terms http://purl.org/dc/terms/ 
remark: ChEBI subsumes and replaces the Chemical Ontology first. This ontology was developed by Michael Ashburner and Pankaj Jaiswal. Data was cuarated by The ChEBI Curation Team. For any queries contact chebi-help@ebi.ac.uk
ontology: chebi
property_value: foaf:homepage "https://www.ebi.ac.uk/chebi" xsd:anyURI
property_value: owl:versionInfo "248" xsd:decimal
property_value: terms:description "Chemical Entities of Biological Interest, also known as ChEBI, is a chemical database and ontology of molecular entities focused on 'small' chemical compounds, that is part of the Open Biomedical Ontologies (OBO) effort at the European Bioinformatics Institute (EBI)." xsd:string
property_value: terms:license https://creativecommons.org/licenses/by/4.0/
property_value: terms:title "ChEBI Ontology" xsd:string

[Term]
id: CHEBI:10
name: (+)-Atherospermoline
subset: 2:STAR
synonym: "(+)-Atherospermoline" RELATED [kegg.compound]
xref: cas:21008-67-3 {source="cas"}
xref: kegg.compound:C11141 {source="kegg.compound"}
xref: knapsack:C00001814 {source="knapsack"}
is_a: CHEBI:133004 ! bisbenzylisoquinoline alkaloid
property_value: chemrof:charge "0" xsd:integer
property_value: chemrof:generalized_empirical_formula "C36H38N2O6" xsd:string
property_value: chemrof:inchi_key_string "XGEAUXVPBXUBKN-NSOVKSMOSA-N" xsd:string
property_value: chemrof:inchi_string "InChI=1S/C36H38N2O6/c1-37-13-11-23-18-31(41-3)32-20-26(23)27(37)15-21-5-8-25(9-6-21)43-30-17-22(7-10-29(30)39)16-28-34-24(12-14-38(28)2)19-33(42-4)35(40)36(34)44-32/h5-10,17-20,27-28,39-40H,11-16H2,1-4H3/t27-,28-/m0/s1" xsd:string
property_value: chemrof:mass "594.708" xsd:decimal
property_value: chemrof:monoisotopic_mass "594.27299" xsd:decimal
property_value: chemrof:smiles_string "COc1cc2c3cc1Oc1c(O)c(OC)cc4c1[C@H](Cc1ccc(O)c(c1)Oc1ccc(cc1)C[C@@H]3N(C)CC2)N(C)CC4" xsd:string

[Term]
id: CHEBI:133004
name: bisbenzylisoquinoline alkaloid
def: "A type of benzylisoquinoline alkaloid whose structures are built up of two benzylisoquinoline units linked by ether bridges. Various structural patterns resulting from additional bridging between the two units by direct carbon-carbon bridging or by methylenedioxy groups are common." []
subset: 3:STAR
synonym: "bis(benzylisoquinoline) alkaloid" RELATED [chebi]
synonym: "bis(benzylisoquinoline) alkaloids" RELATED [chebi]
synonym: "bis-benzylisoquinoline alkaloid" RELATED [chebi]
synonym: "bis-benzylisoquinoline alkaloids" RELATED [chebi]
synonym: "bisbenzylisoquinoline alkaloids" RELATED [chebi]
xref: pubmed:1955879 {source="pubmed"}
xref: pubmed:2191354 {source="pubmed"}
xref: pubmed:3323421 {source="pubmed"}
is_a: CHEBI:22750 ! benzylisoquinoline alkaloid

[Term]
id: CHEBI:22750
name: benzylisoquinoline alkaloid
def: "Any isoquinoline alkaloid based on a benzylisoquinoline skeleton." []
subset: 3:STAR
synonym: "benzylisoquinoline alkaloids" RELATED [chebi]
is_a: CHEBI:24921 ! isoquinoline alkaloid

[Term]
id: CHEBI:27189
is_obsolete: true

[Term]
id: CHEBI:28017
name: starch
alt_id: CHEBI:26750
alt_id: CHEBI:26751
alt_id: CHEBI:9251
def: "The most important reserve polysaccharide found in plants. It is a glucan consisting of amylose and amylopectin." []
subset: 3:STAR
synonym: "amidon" RELATED [chebi]
synonym: "amylum" RELATED [chebi]
synonym: "Staerke" RELATED [chebi]
synonym: "Starch" RELATED [kegg.compound]
xref: cas:9005-25-8 {source="cas"}
xref: kegg.compound:C00369 {source="kegg.compound"}
xref: kegg.drug:D06507 {source="kegg.drug"}
xref: kegg.glycan:G10545 {source="kegg.glycan"}
xref: wikipedia.en:Starch {source="wikipedia.en"}
is_a: CHEBI:37163 ! glucan
relationship: BFO:0000051 CHEBI:28057 ! has part amylopectin
relationship: BFO:0000051 CHEBI:28102 ! has part amylose
relationship: RO:0000087 CHEBI:75771 ! has role mouse metabolite