Sample queries

  1. Find all Rattus norvegicus' proteins present in OMA database (SPARQL query)
  2. Which species are available on OMA database and their scientific names? (SPARQL query)
  3. Retrieve all proteins in OMA that is encoded by the INS gene and their mnemonics and evidence types from Uniprot database (federated query) (SPARQL query)
  4. Retrieve all genes that are orthologous to ENSLACG00000002497 Ensembl gene (identifier) (SPARQL query)
  5. Retrieve all genes that are paralogous to ENSLACG00000002497 Ensembl gene (identifier) (SPARQL query)
  6. Retrieve all genes that are paralogous to HUMAN22168 OMA protein (identifier) and their cross-reference links to OMA and Uniprot. (SPARQL query)
  7. Retrieve all genes that are orthologous to HUMAN22168 OMA protein (identifier) and their cross-reference links to OMA and Uniprot. (SPARQL query)
  8. Retrieve all genes per species that are orthologous to Rabbit's APOCI or APOC1 gene and their cross-reference links to OMA and Uniprot including the corresponding Ensembl gene identifier. (SPARQL query)
  9. Retrieve all Rabbit's proteins encoded by genes that are orthologous to Mouses's hemoglobin Y gene and their cross-reference links to Uniprot (SPARQL query)
  10. Retrieve all Rat's proteins that are paralogous to Tp53 gene and their Uniprot cross-references. (SPARQL query)
  11. The percentage of proteins in Drosophila melanogaster that has at least one paralogous sequence (protein) (SPARQL query)






milliseconds (values less than 1000 are ignored)


ORTH Ontology second version

The ontology to describe the OMA Hierarchical Orthologous Groups used in this SPARQL endpoint is available to download at the Quest for Orthologs github repository here - orthOntology_v2.ttl file.

The cross-reference annotation properties are available to download at the Quest for Orthologs github repository here - lscr.ttl file.

A graphic view of the second version of the ORTH ontology is available here.