Citation: P. Briza et al., THE SPORULATION-SPECIFIC ENZYMES ENCODED BY THE DIT1 AND DIT2 GENES CATALYZE A 2-STEP REACTION LEADING TO A SOLUBLE LL-DITYROSINE-CONTAINING PRECURSOR OF THE YEAST SPORE WALL, Proceedings of the National Academy of Sciences of the United Statesof America, 91(10), 1994, pp. 4524-4528