Store at -20°C, for extended storage, conserve at -20°C or -80°C.
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
D-dopachrome tautomerase converts D-dopachrome into 5,6-dihydroxyindole. The DDT gene is related to the migration inhibitory factor (MIF) in terms of sequence, enzyme activity, and gene structure. DDT and MIF are closely linked on chromosome 22.