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Table 1 Definitions of namespace prefixes

From: IDSM ChemWebRDF: SPARQLing small-molecule datasets

Prefix Definition
rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: http://www.w3.org/2000/01/rdf-schema#
xsd: http://www.w3.org/2001/XMLSchema#
owl: http://www.w3.org/2002/07/owl#
bao: http://www.bioassayontology.org/bao#
bibo: http://purl.org/ontology/bibo/
bp: http://www.biopax.org/release/biopax-level3.owl#
cco: http://rdf.ebi.ac.uk/terms/chembl#
chebix: http://purl.obolibrary.org/obo/chebi#
cito: http://purl.org/spar/cito/
cv: http://nextprot.org/rdf/terminology/
dcterms: http://purl.org/dc/terms/
fabio: http://purl.org/spar/fabio/
cheminf: http://semanticscience.org/resource/
meshv: http://id.nlm.nih.gov/mesh/vocab#
nextprot: http://nextprot.org/rdf#
obo: http://purl.obolibrary.org/obo/
oboInOwl: http://www.geneontology.org/formats/oboInOwl#
pdbo: http://rdf.wwpdb.org/schema/pdbx-v40.owl#
rh: http://rdf.rhea-db.org/
sachem: http://bioinfo.uochb.cas.cz/rdf/v1.0/sachem#
sio: http://semanticscience.org/resource/
source: http://rdf.ncbi.nlm.nih.gov/pubchem/source/
skos: http://www.w3.org/2004/02/skos/core#
taxon: http://purl.uniprot.org/taxonomy/
uniprot: http://purl.uniprot.org/uniprot/
up: http://www.uniprot.org/core/
vocab: http://rdf.ncbi.nlm.nih.gov/pubchem/vocabulary#