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Protein Ontology Linked Open Data

Data Dumps

Release 73.0 (2026-07-01)
(see VoID.ttl for Dataset descriptions. Previous releases can be found here).
Dataset RDF Metrics (Virtuoso)
Named Graph Triples Classes Entities Subjects Predicates Objects
pro <http://purl.obolibrary.org/obo/pr> 12,599,988 8 2,110,874 2,373,451 52 3,256,882
paf <http://pir.georgetown.edu/pro/paf> 82,421 4 7,344 17,474 22 27,766
pro-ensembl-closeMatch-linkset <https://lod.proconsortium.org/ensembl-closeMatch> 208 1 53 53 4 103
pro-ensemblbacteria-closeMatch-linkset <https://lod.proconsortium.org/ensemblbacteria-closeMatch> 2,724 1 491 491 4 1,357
pro-hgnc-closeMatch-linkset <https://lod.proconsortium.org/hgnc-closeMatch> 73,864 1 18,781 18,781 4 36,303
pro-mgi-closeMatch-linkset <https://lod.proconsortium.org/mgi-closeMatch> 64,293 1 16,370 16,370 4 31,552
pro-ncbigene-closeMatch-linkset <https://lod.proconsortium.org/ncbigene-closeMatch> 11,414 1 2,341 2,341 4 5,654
pro-reactome-closeMatch-linkset <https://lod.proconsortium.org/reactome-closeMatch> 67,768 1 12,080 12,080 4 33,598
pro-reactome-exactMatch-linkset <https://lod.proconsortium.org/reactome-exactMatch> 94,771 1 17,131 17,131 5 33,193
pro-rgd-closeMatch-linkset <https://lod.proconsortium.org/rgd-closeMatch> 30,759 1 7,813 7,813 4 15,132
pro-sgd-closeMatch-linkset <https://lod.proconsortium.org/sgd-closeMatch> 5,222 1 1,325 1,325 4 2,572
pro-uniprotkb-closeMatch-linkset <https://lod.proconsortium.org/uniprotkb-closeMatch> 390,796 1 57,596 57,596 4 181,380
pro-uniprotkb-exactMatch-linkset <https://lod.proconsortium.org/uniprotkb-exactMatch> 947,965 1 197,202 197,202 5 314,277
pro-uniprotkbvar-closeMatch-linkset <https://lod.proconsortium.org/uniprotkbvar-closeMatch> 1,003 1 41 41 4 500
pro-uniprotkbvar-exactMatch-linkset <https://lod.proconsortium.org/uniprotkbvar-exactMatch> 2,263 1 463 463 5 875
pro-wormbase-closeMatch-linkset <https://lod.proconsortium.org/wormbase-closeMatch> 2,461 1 623 623 4 1,216
void <https://sparql.proconsortium.org/.well-known/void> 2,368 7 74 292 63 610

SPARQL queries used to calculate statistics can be found here.


Dataset File Name Format File Size (Bytes) MD5
pro.owl pro.owl application/rdf+xml 1,279,416,464 8cc522688b81126fba2a8041958ab9f1
pro pro.ttl text/turtle 729,258,429 1ff29cba68fef72d640aa0d44947cc60
paf.rdf paf.rdf application/rdf+xml 10,676,735 1bd22e88e238088a574da9b66d433c2d
paf paf.ttl text/turtle 2,691,422 0d70ae0f86e8b3f4674c323114d6a46d
pro-ensembl-closeMatch-linkset pro-ensembl-closeMatch-linkset.ttl text/turtle 10,960 ac4d1c7fadbb62530553ae6beba9dd1e
pro-ensemblbacteria-closeMatch-linkset pro-ensemblbacteria-closeMatch-linkset.ttl text/turtle 143,234 3411a3cf84c13606947ec5393e0145ed
pro-hgnc-closeMatch-linkset pro-hgnc-closeMatch-linkset.ttl text/turtle 3,472,150 7e59b0541ef45bde33d602f846f6b711
pro-mgi-closeMatch-linkset pro-mgi-closeMatch-linkset.ttl text/turtle 3,058,076 a8968de68750536dda386825a8135aa6
pro-ncbigene-closeMatch-linkset pro-ncbigene-closeMatch-linkset.ttl text/turtle 571,121 8d8341aaf83bc44db7ca9f7318e651ff
pro-reactome-closeMatch-linkset pro-reactome-closeMatch-linkset.ttl text/turtle 3,628,574 d42a0901ddc16f29e68263db11335907
pro-reactome-exactMatch-linkset pro-reactome-exactMatch-linkset.ttl text/turtle 5,098,556 33bce18e81a86a1c699cd16f9a23cc8d
pro-rgd-closeMatch-linkset pro-rgd-closeMatch-linkset.ttl text/turtle 1,452,189 fc5155de4e743dbe61c0c624732c58d2
pro-sgd-closeMatch-linkset pro-sgd-closeMatch-linkset.ttl text/turtle 260,274 3a5db2e730929d9e241ea0739d61ce75
pro-uniprotkb-closeMatch-linkset pro-uniprotkb-closeMatch-linkset.ttl text/turtle 19,975,882 f166787be2de81dd2e18177dc412c019
pro-uniprotkb-exactMatch-linkset pro-uniprotkb-exactMatch-linkset.ttl text/turtle 48,544,581 c2718c842947e8823f33d36cb43a2c48
pro-uniprotkbvar-closeMatch-linkset pro-uniprotkbvar-closeMatch-linkset.ttl text/turtle 57,694 dd61fb2e1d532d4bdd5d69110834de9a
pro-uniprotkbvar-exactMatch-linkset pro-uniprotkbvar-exactMatch-linkset.ttl text/turtle 134,825 127e917afcca1c79e0d260d148eee670
pro-wormbase-closeMatch-linkset pro-wormbase-closeMatch-linkset.ttl text/turtle 133,776 fcbea0a6a5648bac1be4b1f0b05708d6
void.rdf void.rdf application/rdf+xml 517,046 fc6ac3734a7e250c45e3cf6bfaaac87a
void void.ttl text/turtle 154,507 112521f256a9fa3c3bcf787a77694733