Imagine the main chain of a protein bends back on itself, so that two amino acid residues R₁ and R₂ come close to each other. Here's what R₁ looks like: -CH- I CH3 CH CH3 Could R₁ form a salt bridge with R, at physiological pH, if R2 were the right kind of residue? If you said R₁ could form a salt bridge with R2, what would R₂ have to be? If there's only one possibility, write its 3-letter code. If there is more than one possibility, write the 3-letter code of any of them. yes no

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Chemistry

Imagine the main chain of a protein bends back on itself, so that two amino acid residues R₁ and R₂ come close to each other. Here's what R₁ looks like:
-CH-
I
CH3
CH
CH3
Could R₁ form a salt bridge with R, at physiological pH, if R2 were the right kind of residue?
If you said R₁ could form a salt bridge with R2, what would R₂ have to be?
If there's only one possibility, write its 3-letter code. If there is more than one possibility, write the
3-letter code of any of them.
yes
no
Transcribed Image Text:Imagine the main chain of a protein bends back on itself, so that two amino acid residues R₁ and R₂ come close to each other. Here's what R₁ looks like: -CH- I CH3 CH CH3 Could R₁ form a salt bridge with R, at physiological pH, if R2 were the right kind of residue? If you said R₁ could form a salt bridge with R2, what would R₂ have to be? If there's only one possibility, write its 3-letter code. If there is more than one possibility, write the 3-letter code of any of them. yes no
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