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vougn0077 vougn0077
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11 years ago
1: Write the structure of the tripeptide bond Met-Phe-Gln.indicate the N and C terminal.        I av already gotten the Met and Phe.jst don't knw what to do on Gln.                                        2: Calculate the pH at which a solution of cysteine would have no net charge? Thanks
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#1
11 years ago
Quote from: vougn0077 (11 years ago)
2: Calculate the pH at which a solution of cysteine would have no net charge? Thanks

https://biology-forums.com/index.php?topic=41126.0

Therefore, the average the pK's of the carboxyl (pK=1.8) and sidechain (pK=8.3). The pI=5.1.
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#2
11 years ago
Hi, for number 2, check out this tutorial: https://biology-forums.com/index.php?topic=65762.new;sent#new

Quote from: vougn0077 (11 years ago)
1: Write the structure of the tripeptide bond Met-Phe-Gln.indicate the N and C terminal.

What does this mean, like draw the three peptides?
vougn0077 Author
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#3
11 years ago
Yea,like drawing the structure of the 3 tripeptide..with d N and C terminals....thanks for the no 1 guys..u r. All GREAT
wrote...
#4
11 years ago
Quote from: vougn0077 (11 years ago)
1: Write the structure of the tripeptide bond Met-Phe-Gln.indicate the N and C terminal.

Isn't it as simple as combining:



Methionine



Phenylalanine



Glutamine
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