PubMed
PubMed is a service of the U.S. National Library of Medicine

Journals @ Uni Graz
Library of the University Graz

Expert Protein Analysis System (ExPASy)
Analysis of protein sequences and structures

SGD
S. cerevisiae database

Pfam - protein families
Large collection of protein families

GRID - Yeast Interaction db
Collections of protein and genetic interactions from major model organism species

Ensembl @ Sanger Centre
Annotation on selected eukaryotic genomes