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. 2022 Mar 17;14:829354. doi: 10.3389/fnsyn.2022.829354

FIGURE 4.

FIGURE 4

Inventory of autophagy-related proteins detected in presynaptic boutons and their relevant sites of action (for details see text and Table 1). Bsn, Bassoon; CAZ, cytomatrix at the active zone; EE, early endosome; ER, endoplasmic reticulum; LE/MVB, late endosome/multi-vesicular body; Lys, lysosome; PAS, phagophore assembly site/pre-autophagosomal structure; Pclo, Piccolo; RE, recycling endosome; SE, sorting endosome; and Bulk indicates bulk endocytosis.