domain:Consists mainly of a membrane-spanning beta-barrel formed by 19 beta-strands.,function:Forms a channel through the mitochondrial outer membrane that allows diffusion of small hydrophilic molecules.,similarity:Belongs to the eukaryotic mitochondrial porin family.,tissue specificity:Widely expressed. Highest in testis.,
Mitochondrion outer membrane . Membrane . May localize to non-mitochondrial membranes. .
Expressed in erythrocytes (at protein level) (PubMed:27641616). Widely expressed. Highest in testis (PubMed:9781040).