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. Author manuscript; available in PMC: 2013 Feb 14.
Published in final edited form as: Biochemistry. 2012 Jan 30;51(6):1134–1147. doi: 10.1021/bi201206v

Table 3. Rapid reaction kinetics for wild-type, R472Q and R472M SO.

Stopped flow analysis was carried out anaerobically as described in Experimental Procedures

kred(s−1) Kdsulfite(μM)
pH 8.5
Wild type 82.8 6.72
R472Q 71.2 227
R472M 38.9 73.4
pH 7.0
Wild type 70.2 2.05
R472Q 83.4 14.5
R472M 39.0 3.23