1hje is a 1 chain structure with sequence from Conus striatus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
CAS1_CONST Alpha-conotoxins act on postsynaptic membranes, they bind to the nicotinic acetylcholine receptors (nAChR) and thus inhibit them. This toxin blocks muscular nAChRs alpha-1/gamma and alpha-1/delta subunits.