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. Author manuscript; available in PMC: 2013 Jul 24.
Published in final edited form as: Biochemistry. 2012 Jul 9;51(29):5791–5803. doi: 10.1021/bi300391m

Table 1.

Stoichiometry of Reaction with DTNB.

Native Cyclohydrolase (Specific Activity) U/mg Stoichiometry (TNB2−/subunit) Stoichiometry (KCN release/subunit)
10.2 1.12±0.01 0.52±0.01
13.1 1.60±0.10 0.65±0.03
18.1 1.98±0.15 0.72±0.05.