annotate (version 1.50.0)

filterGOByOntology: Filter GO terms by a specified GO ontology

Description

Given a character vector containing GO identifiers, return a logical vector indicating which GO IDs are in the specified ontology (BP, CC, or MF).

Usage

filterGOByOntology(goids, ontology = c("BP", "CC", "MF"))

Arguments

goids

a character vector of GO IDs

ontology

One of "BP", "CC", or "MF"

Value

A logical vector with length equal to goids. A TRUE indicates that the corresponding GO ID in goids is a member of the ontology specified by ontology.

Examples

haveGO <- suppressWarnings(require("GO.db"))
if (haveGO) {
    ids <- c("GO:0001838", "GO:0001839")
    stopifnot(all(filterGOByOntology(ids, "BP")))
    stopifnot(!any(filterGOByOntology(ids, "MF")))
} else cat("Sorry, this example requires the GO package\n")