The function of Ensembl gene identifier ENSG00000065548 (ZC3H15, zinc finger CCCH-type containing 15) is as follows. Protects DRG1 from proteolytic degradation (PubMed:19819225). Stimulates DRG1 GTPase activity likely by increasing the affinity for the potassium ions (PubMed:23711155). {ECO:0000269|PubMed:19819225, ECO:0000269|PubMed:23711155}.