Map range coordinates between transcripts and genome space
Compute coverage by transcript (or CDS) of a set of ranges
Extract non-overlapping exon parts from an object
Extract non-overlapping exonic or intronic parts from a TxDb-like object
Extend exons by a given number of bases into their adjacent introns
Extract transcript (or CDS) sequences from chromosome sequences
Extract sequences upstream of a set of genes or transcripts
Extract simple features from a FeatureDb object
Map internal ids to external names for a given feature type
Making a FeatureDb object from annotations available at the UCSC Genome Browser
Making a TxDb object from user supplied annotations
Make a TxDb object from annotations available on a BioMart database
Make a TxDb object from an Ensembl database
Make a TxDb object from annotations available as a GFF3 or GTF file
Make a TxDb object from a GRanges object
Make a TxDb object from annotations available at the UCSC Genome Browser
Making a TxDb package from annotations available at the UCSC Genome Browser, biomaRt or from another source.
Extract microRNA or tRNA genomic ranges from an object
Finding the nearest genomic range neighbor in a TxDb
Map protein-relative coordinates to genomic coordinates
Using the "select" interface on TxDb objects
Extract the transcript lengths (and other metrics) from a TxDb object
Converting transcript-based locations into reference-based locations
Extract genomic features from a TxDb-like object
Extract and group genomic features of a given type from a TxDb-like object
Extract genomic features from a TxDb-like object based on their genomic location