The function of ENSG00000149476 (TKFC, triokinase and FMN cyclase) is as follows. Catalyzes both the phosphorylation of dihydroxyacetone and of glyceraldehyde, and the splitting of ribonucleoside diphosphate-X compounds among which FAD is the best substrate. Represses IFIH1- mediated cellular antiviral response (PubMed:17600090). {ECO:0000250|UniProtKB:F1RKQ4, ECO:0000250|UniProtKB:Q4KLZ6, ECO:0000269|PubMed:16289032, ECO:0000269|PubMed:17600090, ECO:0000269|PubMed:32004446, ECO:0000269|PubMed:4688871}.