Region Operations

Region operations tag, replace, and transform specific parts of sequences identified by XML-style region markers. For an introduction to regions and tag syntax, see Sequence Regions.

insert_tags	Add region tags to a sequence by specifying start/stop indices.
remove_tags	Remove region tags, optionally keeping or discarding their contents.
annotate_region	Tag a region by position range with an optional display style.
replace_region	Replace the content of a named region with sequences from a pool.
apply_at_region	Apply a transformation function to the content of a named region.
extract_region	Extract the content of a named region as a new pool.
region_scan	Insert a named region tag at successive positions within a sequence.
region_multiscan	Insert multiple region tags at non-overlapping positions simultaneously.