TABLE 1.

Purification of dye-l-proDH from T. profundus

Step	Total activity (U)	Total protein (mg)	Sp act (U/mg)	Yield (%)
Crude extract	23.0	816	0.028	100
Red-Sepharose-CL4B	21.4	185	0.116	93
Butyl-Toyopearl	12.2	9.18	1.34	53
Uno Q	5.93	0.945	6.28	26
Superdex 200	2.34	0.760	3.08	10