Solved

The Following PH Dependence Was Found for the Activity of a Certain

Question 10

Multiple Choice

The following pH dependence was found for the activity of a certain enzyme-catalyzed reaction. The following pH dependence was found for the activity of a certain enzyme-catalyzed reaction. If it is known that the only two ionizable residues in the active site are both glutamates, which conclusion can be drawn? A) The glutamates have different microenvironments which cause their pK<sub>a</sub>ʹs to differ. B) One of the glutamates must be amidated. C) Both glutamates have a pK<sub>a</sub><sub> </sub>equal to 5.0. D) Both glutamates are deprotonated during the reaction. If it is known that the only two ionizable residues in the active site are both glutamates, which conclusion can be drawn?


A) The glutamates have different microenvironments which cause their pKaʹs to differ.
B) One of the glutamates must be amidated.
C) Both glutamates have a pKa equal to 5.0.
D) Both glutamates are deprotonated during the reaction.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q5: A chemical group that has a negative

Q7: Which amino acid is least likely to

Q8: Which statement does not apply to transition

Q9: In the following chemical reaction which species

Q11: A histidine was determined to be the

Q12: On the energy diagram below, which point

Q13: An enzyme stabilizes the transition state that

Q14: In the reaction below Y- is .

Q15: How many intermediates are indicated by the

Q18: Replacement of the amino acid _ at

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents