Positively stimulates PRMT1-induced protein arginine methylation (PubMed:28040436). Involved in skeletal homeostasis (By similarity). Positively regulates lysosome peripheral distribution and ruffled border formation in osteoclasts (By similarity). . This is the function of Ensembl gene identifier ENSG00000119812 (TSLIG3A, tRNA splicing ligase complex subunit 3A).