S_region    (CURRENT_SVN)

SO Accession: SO:0001836 (SOWiki)
Definition: The switch region of immunoglobulin heavy chains; it is involved in the rearrangement of heavy chain DNA leading to the expression of a different immunoglobulin classes from the same B-cell.
Synonyms: INSDC_feature:S_region, S region
DB Xrefs: SO: ke

Parent: vertebrate_immune_system_gene_recombination_feature (SO:0000301)
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Graph image for SO:0001836