Zn is an essential prasthetic group for a DNA cleavage enzyme, SOS. SOS is a homo-multiplier, molecular weight = 200,000 Dalton. Atomic mass of Zn = 65. Zn constitutes .13% of the molecular weight of SOS. each SOS subunit conjugates with 2 Zn. What is the quaternary structure?
answer: 2 subunits
why is it 2 subunits?
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02-09-2009, 05:09 PM #1ygolordned
Guestbiochem. quaternary structure question?
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