Invertebrate Tachykinin - I, OctTK - I is a tachykinin-related peptide from octopus used to study conserved neuropeptide signaling across phyla. Its sequence contains hallmark motifs that engage tachykinin receptors. Researchers employ it to examine structure–activity relationships and cross-species receptor activation. The peptide aids comparative neurochemical and evolutionary studies.
CAT No: T01009
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