passages.id: split_1_test_2359_passage
passages.type: progene_text
passages.text: Previous studies identified a novel family of potential ARF effectors , termed GGA1 - GGA3 , which interact specifically with GTP - bound ARF1 and ARF3 and are localized to the trans - Golgi network ( TGN ) or its related compartment (s) ( GGA is an abbreviation for Golgi - localizing , gamma-adaptin ear homology domain , ARF-binding protein ) .