The Yeasthub server was a service related to the paper:

"YeastHub: a semantic web use case for integrating data in the life sciences domain."

KH Cheung, KY Yip, A Smith, R Deknikker, A Masiar, M Gerstein (2005). Bioinformatics 21 Suppl 1: i85-96.

Last seen off site here.

This server has been retired locally.