Question

The following data were obtained from partial cleavage and analysis of a pentadecapeptide. Determine the sequence of the pentadecapeptide. Use three-letter abbreviations in your answer. Please explain thoroughly, step by step.

CNBr digestion peptides (not in order) CNBr1: Ala, Gly, Leu, Lys, Met, Pro CNBr2: Ala, Arg, Asp, Cys, Gln, Gly CNBr3: Met, Ph

0 0
Add a comment Improve this question Transcribed image text
Answer #1

Trypsin cuts chain on the right(carboxylic acid) side of any basic amino acid ...(lys,arg) .

Chimotrypsin cuts chain on the right(carboxylic acid) side of any aromatic amino acid ...(phe,trp,hys,tyr) .

CnBr cuts chain on the right(carboxylic acid) side of metheonine .

Based on these information , we can predict the sequence . That will be ,

Phe- Trp-Met-Gly-Ala-Lys-Leu-Pro-Met-Asp-Gly-Arg-Cys-Ala-Gln

Add a comment
Know the answer?
Add Answer to:
The following data were obtained from partial cleavage and analysis of a pentadecapeptide. Determine the sequence of the...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT