claim: MS-13 is a thing.
evidence: 1,2-dihydroxynaphthalene dioxygenase -LRB- , 1,2-DHN dioxygenase , DHNDO , 1,2-dihydroxynaphthalene oxygenase , 1,2-dihydroxynaphthalene  : oxygen oxidoreductase -RRB- is an enzyme with systematic name naphthalene-1 ,2 - diol  : oxygen oxidoreductase .. enzyme. enzyme. systematic name. List of enzymes. naphthalene. naphthalene. This enzyme catalyses the following chemical reaction. enzyme. enzyme. catalyses. catalysis. chemical reaction. chemical reaction. naphthalene-1 ,2 - diol + O2 2-hydroxy-2H-chromene-2-carboxylate. naphthalene. naphthalene. This enzyme is involved in naphthalene degradation .. enzyme. enzyme. naphthalene. naphthalene