4atm is a 1 chain structure with sequence from Homo sapiens. This structure supersedes the now removed PDB entry 4a3a. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
AMPH_HUMAN May participate in mechanisms of regulated exocytosis in synapses and certain endocrine cell types. May control the properties of the membrane associated cytoskeleton.