The function of Ensembl gene identifier ENSG00000110075 (PPP6R3, protein phosphatase 6 regulatory subunit 3) is as follows. Regulatory subunit of protein phosphatase 6 (PP6). May function as a scaffolding PP6 subunit. May have an important role in maintaining immune self-tolerance. {ECO:0000269|PubMed:11401438, ECO:0000269|PubMed:16769727}.