ID P61206; PN ADP-ribosylation factor 3; GN Arf3; OS 10116; SL Nucleus Position: SL-0198; SL Comments: Golgi apparatus {ECO:0000250}. Cytoplasm, perinuclear region {ECO:0000250}. DR UNIPROT: P61206; DR UNIPROT: P16587; DR Pfam: PF00025; DR PROSITE: PS51417; DE Function: GTP-binding protein that functions as an allosteric activator of the cholera toxin catalytic subunit, an ADP-ribosyltransferase. Involved in protein trafficking; may modulate vesicle budding and uncoating within the Golgi apparatus. DE Reference Proteome: Yes; DE Interaction: P19357; IntAct: EBI-921030; Score: 0.35 DE Interaction: P80386; IntAct: EBI-16400563; Score: 0.35 DE Interaction: P19332; IntAct: EBI-26374040; Score: 0.35 GO GO:0005794; GO GO:0048471; GO GO:0005886; GO GO:0005525; GO GO:0003924; GO GO:0006886; GO GO:0006890; GO GO:0016192; TP Membrane Topology: Lipid-Anchored; Source: UniProt - Sequence Analysis {ECO:0000255}; SQ MGNIFGNLLKSLIGKKEMRILMVGLDAAGKTTILYKLKLGEIVTTIPTIGFNVETVEYKNISFTVWDVGGQDKIRPLWRH SQ YFQNTQGLIFVVDSNDRERVNEAREELMRMLAEDELRDAVLLVFANKQDLPNAMNAAEITDKLGLHSLRHRNWYIQATCA SQ TSGDGLYEGLDWLANQLKNKK //