1y49 is a 1 chain structure with sequence from Drosophila melanogaster. Full experimental information is available from OCA. For a guided tour on the structure components use FirstGlance.
CCAP_DROME Cardioregulatory neurohormone that increases heart beat rate during adult wing inflation; has no effect on beat amplitude. The effect of CCAP is both ino- and chronotropic (By similarity).[UniProtKB:Q8WRC7]