The specialized cytoskeletal matrix of the presynaptic active zone. It has specialized functions in organizing synaptic events such as immobilisation or translocation of synaptic vesicles, and assembling active zone components. It is believed to form a molecular scaffold that organizes neurotransmitter release sites.
Synonyms:
exact_synonym:
active zone cytomatrix; presynaptic cytomatrix assembled at active zones; presynaptic cytoskeletal matrix; presynaptic cytoskeletal matrix assembled at active zones