ID 1.5.1.23 DE tauropine dehydrogenase. CA H2O + NAD(+) + tauropine = H(+) + NADH + pyruvate + taurine. CC -!- In the reverse reaction, alanine can act instead of taurine, more CC slowly, and 2-oxobutanoate and 2-oxopentanoate can act instead of CC pyruvate. DR Q8T882, TADH_ARAIR ; //