ARNO/Cytohesin-2 acts as guanine-nucleotide exchange factor (GEF) for ADP-ribosylation factor such as ARF1, ARF3 and ARF6. Both isoforms (1 and 2) of ARNO/Cytohesin-2 are located in the cytoplasm and in cell membrane after being recruited through their association with ARL4A, ARL4C and ARL4D.
Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.