Protein
Cardio acceleratory peptide 2b
Organism
Drosophila pseudoobscura pseudoobscura
Function
CAP-1 and CAP-2, but not CAP-3 are ligands for the Capa receptor. CAP-1 and CAP-2 are probably components of the signal transduction pathway that leads to Malpighian tubule fluid secretion via the second messenger nitric oxide (By similarity).
Similarity
Belongs to the pyrokinin family.
Sequence
MKAIFSLYNIVSAILLLVLLAEFSTAELNHDKNRRGANMGLYAFPRVGRSDPSLANSLRDASDAAVFDGLYGDASQEDYNEADYQKRAGLVAFPRVGRSDAELRKFAHLLALQQVLDKRTGPSASSGLWFGPRLGKRSVDAKAFSDASKGQQEFN