Peptide bonds.
How many amino acids does the peptide shown contain? —ОН Η H2N-CH—CN—CH—C—N -N- R2 R 5...
How many amino acids are being linked in the following polypeptide? Label the N-Terminal and C-Terminal ends of the peptide. Identify the individual amino acids. 5. How many amino acids are being linked in the following polypeptide? Label the N-Terminal and C-Terminal ends of the peptide. Identify the individual amino acids. H2N— C— C— N— C— C— N — — HN NHA
R3 R4 он он R5 R6 amino group OH carboxyl CH сн, R1 group н сн, н сн, н сн, сн, —CH H,N C OH N-C -N-C-C-N-C NICIC-N-C H O HOHH O HO H CIO HICIH I-N Search... How many amino acids are shown in the polypeptide below? (Hint: count the R groups) How many peptide bonds are shown in the (Hint: peptide bonds are polypeptide below? between which two atoms?) R3 R4 Он он R5 O R6 amino group...
From N to C terminus, name the amino acids in the polypeptide shown below using single-letter codes. (Do not use punctuation marks or spaces to separate the letter (ie. if the 3 amino acids are A, B and C, write the sequence as ABC) 0 - 0- CH3 6- H₃C CH₂ Han CH2 CH2 CH-CH3 CH2 CH3 CH2 CH2 NH3 Which of the following is NOT a naturally occurring amino acid? OA) H3NCH-Coo OB) H3NCH-Coo CH2 он Oc) HNCH-Coo CH-OH...
Question 5 (1 point) Saved What arrow correctly identifies a peptide bond? LED H2N -CH-CJN-CH-C-R-CHCN-CH-8 CH-OH - CH₂ CH3 Question 4 (1 point) Identify all the amino acids that can be produced using the three letter designation (Use your textbook). HN-CH-C-N-CH-C-N-CH-C-N-CH-C CH-OH CH, 0 0 Al...Gly...-Cys...-Ser Gly.-.-Ala----Glu ---Met Glu----Ala----Thr----Cys Ala-Gly-Thr-Tyr 0 0 Question 3 (1 point) Use the three letter designation for the amino acids to write the tetrapeptide order: HN-CH-C-N-CH-C-N-CH-C-N-CH-C 525-5 Ala...Gly...Cys-..-Ser Gly....Ala---- Glu---- Met Glu---- Ala...-Thr-Cys OCys...-Ala----Gly-Ser Question...
1. What amino acids do the following abbreviations stand for? Draw the structure of each. a) lle b) Thr c) Gin 2. Name and draw the structures of the amino acids that fit these descriptions: a) Contains an isopropyl group b) Contains a secondary alcohol group 3. Which of the following objects is chiral? a) A pair of scissors b) A comb c) A drinking glass 4. What does the term achiral mean? Give two examples involving organic structures.. 5....
4. Write out the 10 structure for the following polypeptide: он он HyN-CH-C-N-CH-C-N-CH-COO CH2 CH-OH CH C-NH2 CH3 COO 5. Illustrate the possible 2° structure interactions in the following polypeptide: R. 6. Identify the type of 3° structure interaction that will occur between the following pairs of amino acids: a) Aspartic acid and lysine b) Serine and tyrosine c) Leucine and valine d) Cysteine and cysteine 7. Draw out the products of the hydrolysis of the following polypeptide: HsN CH-C-N-C-C-N-C-C-N-CH-C-N-CH-COo...
0 0 0 N-term он O CH OH 1) Identify amino acids 1-7 using three letter codes or full names. [3.5 min] 2) What class of peptide mimetic is this? [1.5 min] 3) Describe 2 advantages of peptide mimetics as comparted to small molecule therapeutics. [2 min] 4) Describe 2 disadvantages of peptide mimetics as compared to small molecule therapeutics. [2 min] 5) What type of protein target would be better suited for a peptide mimetic approach rather than a...
1. How many different erent groups comprise the common amino acids (ie those incorporated into most groups comprise the com proteins)? A 2 B 10 C. 20 D 25 2. When two separate cysteine A. a sulfu r ate cysteine SH groups form a bridge with each other, SS, the bridge is called SH B. a disulfide link. C. a disulfur bridge. D. a sulfate link The pH at which a witterion has exactly a zero charge is called the...
14) Which of the following amino acids will by cation-exchange chromatography? following amino acids will be retained longest in the column when sepa Η serne HO-CH-C-COO v. Lysine H3N-CH2CH2CH2CH2CH-co NES NH V. Phenylalanine CH-C–COOH II. Alanine CH3-C-Coo II. Cysteine HS-CH-c-coo® NE 15) What is the product obtained from mild oxidation of the thiol shown below? mild 2R-SH oxidation A) R-S- R B) R-OH C) R-S-S-R DR-OO- RE ) R-S-OH 16) Which bond in the following compound is a peptide bond?...
QUESTION 24 Which of the following amino acids does not contain an aromatic R-group? O A) tyrosine B) phenylalanine O C) tryptophan O D) histidine O E) none of the above