Some functions of the NBDC RDF Portal are unavailable due to urgent maintenance, 12 May 2022

Due to the urgent system maintenance, our services will be temporarily unavailable. We are sorry for the inconvenience.

Maintenance schedule: 12 May 2022 12:00 〜 17:30 (GMT+9)

The following SPARQL endpoints are unavailable:

  • NBDC RDF Portal (
    • MeSH endpoint (
    • The Human Protein Atlas endpoint (