Download gene annotation reference table from Ensembl

Downloads a standardized gene annotation table for human or mouse using biomaRt. Includes Ensembl ID, gene symbol, Entrez ID, gene type, chromosome location, and other metadata.

Usage

download_gene_ref(species = c("human", "mouse"), dest = NULL)

Arguments

species

One of "human" or "mouse". Default: "human".

dest

Character or NULL. File path to save the result as .rds. If NULL (default), the result is not saved.

Value

A data.frame containing gene annotation.