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Table 1 Initial velocities of reactions of apo/OsMTs and metal/OsMTs with DTNB

From: Mercury removal by engineered Escherichia coli cells expressing different rice metallothionein isoforms

Metal/OsMTs

Initial velocity (nmol/min)

Apo/OsMT1

Cd2+/OsMT1

Hg2+/OsMT1

1780

282

233

Apo/OsMT2

Cd2+/OsMT2

Hg2+/OsMT2

1870

233

233

Apo/OsMT3

Cd2+/OsMT3

Hg2+/OsMT3

1760

545

545

Apo/OsMT4

Cd2+/OsMT4

Hg2+/OsMT4

1890

1590

776