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. Author manuscript; available in PMC: 2014 Dec 17.
Published in final edited form as: Biochemistry. 2013 Dec 6;52(50):8975–8983. doi: 10.1021/bi4013534

Table 3. Superoxide Production by Isolated Cytochrome b6f Complex from the Cyanobacterium, M. laminosus; Electron Acceptor, Cyanobacterial Plastocyanin.

Electron transfer rate, Cyt b6f-1 · s-1 Superoxide production rate, Cyt b6f-1 · s-1 Superoxide production rate (% electron transfer rate)
Control, no inhibitor 292 (n=2) 6.3 (n=2) 2.2 (n=2)
NQNO, 5 μM 174 (n=1) 2.3 (n=1) 2.2 (n=1)
DBMIB, 2 μM 6.5 ± 1.0 (n=3) n.d. (n=6) -
DBMIB, 5 μM 0.5 ± 0.7 (n=3) n.d. (n=4) -

n, number of trials; n .d., not determined.