The function of PANX2 (pannexin 2, ENSG00000073150) is as follows. Ion channel with a slight anion preference (PubMed:36973289). Also able to release ATP (PubMed:36869038). Plays a role in regulating neurogenesis and apoptosis in keratinocytes (By similarity). {ECO:0000250|UniProtKB:Q6IMP4, ECO:0000269|PubMed:36869038, ECO:0000269|PubMed:36973289}.