| Function | Description |
| mgu74av2 | Bioconductor annotation data package |
| mgu74av2ACCNUM | Map Manufacturer ids to GenBank Accession Numbers |
| mgu74av2CHR | Map Manufacturer IDs to Chromosomes |
| mgu74av2CHRLENGTHS | A named vector for the length of each of the chromosomes |
| mgu74av2CHRLOC | Map Manufacturer IDs to Chromosomal Location |
| mgu74av2ENZYME | Map Between Manufacturer IDs and Enzyme Commission (EC) Numbers |
| mgu74av2ENZYME2PROBE | Map Between Enzyme Commission Numbers and Manufacturer Identifiers |
| mgu74av2GENENAME | Map Between Manufacturer IDs and Genes |
| mgu74av2GO | Map between Manufacturer IDs and Gene Ontology (GO) |
| mgu74av2GO2ALLPROBES | Map Between Gene Ontology (GO) Identifiers and all Manufacturer Identifiers |
| mgu74av2GO2PROBE | Map Between Gene Ontology (GO) and Manufacturer Identifiers |
| mgu74av2LOCUSID | Map between Manufacturer Identifiers and Entrez Gene |
| mgu74av2MAP | Map between Manufacturer Identifiers and cytogenetic maps/bands |
| mgu74av2ORGANISM | The Organism for mgu74av2 |
| mgu74av2PATH | Mappings between probe identifiers and KEGG pathway identifiers |
| mgu74av2PATH2PROBE | Map between Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway identifiers and Manufacturer Identifiers |
| mgu74av2PMID | Map between Manufacturer Identifiers and PubMed Identifiers |
| mgu74av2PMID2PROBE | Map between PubMed Identifiers and Manufacturer Identifiers |
| mgu74av2QC | Quality control information for mgu74av2 |
| mgu74av2REFSEQ | Map between Manufacturer Identifiers and RefSeq Identifiers |
| mgu74av2SUMFUNC | Map between Manufacturer Identifiers and Gene Function Summaries |
| mgu74av2SYMBOL | Map between Manufacturer Identifiers and Gene Symbols |
| mgu74av2UNIGENE | Map between Manufacturer Identifiers and UniGene cluster identifiers |