| Function | Description | 
| YEAST | Bioconductor annotation data package | 
| YEASTALIAS | Map Open Reading Frame (ORF) Identifiers to Alias Gene Names | 
| YEASTCHR | Map Manufacturer IDs to Chromosomes | 
| YEASTCHRLENGTHS | A named vector for the length of each of the chromosomes | 
| YEASTCHRLOC | Map Manufacturer IDs to Chromosomal Location | 
| YEASTDESCRIPTION | An annotation data file that maps Open Reading Frame (ORF) identifiers to textural descriptions of the corresponding genes | 
| YEASTENZYME | Map Between Manufacturer IDs and Enzyme Commission (EC) Numbers | 
| YEASTENZYME2PROBE | Map Between Enzyme Commission Numbers and Manufacturer Identifiers | 
| YEASTGENENAME | Map Between Manufacturer IDs and Genes | 
| YEASTGO | Map between Manufacturer IDs and Gene Ontology (GO) | 
| YEASTGO2ALLPROBES | Map Between Gene Ontology (GO) Identifiers and all Manufacturer Identifiers | 
| YEASTGO2PROBE | Map Between Gene Ontology (GO) and Manufacturer Identifiers | 
| YEASTORGANISM | The Organism for YEAST | 
| YEASTPATH | Mappings between probe identifiers and KEGG pathway identifiers | 
| YEASTPATH2PROBE | Map between Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway identifiers and Manufacturer Identifiers | 
| YEASTPMID | Map between Manufacturer Identifiers and PubMed Identifiers | 
| YEASTPMID2PROBE | Map between PubMed Identifiers and Manufacturer Identifiers | 
| YEASTQC | Quality control information for YEAST |