Schematic summary of known mammalian SNARE complexes and their sites of action along the exocytic and endocytic pathways. Potential v-SNAREs are indicated in red; the Sec1/Munc18 SM proteins for some SNARE complexes are marked in purple. Abbreviations: ER, endoplasmic reticulum; ERGIC, ER–Golgi intermediate compartment; MVBs, multivesicular bodies; PM, plasma membrane; TGN, trans-Golgi network
