<?xml version="1.0" encoding="UTF-8"?> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:obo_purl="http://purl.obolibrary.org/obo/" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:skos="http://www.w3.org/2004/02/skos/core#" xmlns:oboinowl_gen="http://www.geneontology.org/formats/oboInOwl#" xmlns:metadata_def="http://data.bioontology.org/metadata/def/" xmlns:metadata="http://data.bioontology.org/metadata/"> <owl:Class rdf:about="http://purl.obolibrary.org/obo/GO_0003163"> <rdfs:subClassOf rdf:resource="http://purl.obolibrary.org/obo/GO_0003228"/> <rdfs:subClassOf rdf:resource="http://purl.obolibrary.org/obo/GO_0048856"/> <rdfs:label>sinoatrial node development</rdfs:label> <skos:notation>GO:0003163</skos:notation> <obo_purl:IAO_0000115>The process whose specific outcome is the progression of the sinoatrial (SA) node over time, from its formation to the mature structure. The SA node is part of the cardiac conduction system that controls the timing of heart muscle contraction. It relays electrical signals to the AV node.</obo_purl:IAO_0000115> <oboinowl_gen:hasExactSynonym>SA node development</oboinowl_gen:hasExactSynonym> <oboinowl_gen:hasExactSynonym>SAN development</oboinowl_gen:hasExactSynonym> <oboinowl_gen:created_by>dph</oboinowl_gen:created_by> <oboinowl_gen:creation_date>2009-10-01T02:06:09Z</oboinowl_gen:creation_date> <oboinowl_gen:hasOBONamespace>biological_process</oboinowl_gen:hasOBONamespace> <oboinowl_gen:id>GO:0003163</oboinowl_gen:id> <metadata_def:prefLabel>sinoatrial node development</metadata_def:prefLabel> <oboinowl_gen:hasNarrowSynonym>sinus node development</oboinowl_gen:hasNarrowSynonym> <metadata_def:mappingLoom>sinoatrialnodedevelopment</metadata_def:mappingLoom> <metadata_def:mappingSameURI rdf:resource="http://purl.obolibrary.org/obo/GO_0003163"/> <metadata:treeView rdf:resource="http://purl.obolibrary.org/obo/GO_0003161"/> <metadata:obo/part_of rdf:resource="http://purl.obolibrary.org/obo/GO_0003161"/> <obo_purl:RO_0002296 rdf:resource="http://purl.obolibrary.org/obo/UBERON_0002351"/> </owl:Class> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/GO_0060921"> <metadata:obo/part_of> <rdf:Description rdf:about="http://purl.obolibrary.org/obo/GO_0003163"> <metadata_def:mappingSameURI rdf:resource="http://purl.obolibrary.org/obo/GO_0003163"/> </rdf:Description> </metadata:obo/part_of> <metadata:treeView rdf:resource="http://purl.obolibrary.org/obo/GO_0003163"/> </rdf:Description> </rdf:RDF>