Microbiology With Diseases By Taxonomy (6th Edition)
6th Edition
ISBN: 9780134832302
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Chapter 2, Problem 2VI
Summary Introduction
To label: The amino group, the carboxyl group and the side group in the given picture of the amino acid tryptophan.
Introduction:
Amino acids contain a central carbon atom, a hydrogen atom, an amino group (NH2), a carboxyl group (-COOH), and an R-group. Tryptophan is a hydrophobic amino acid.
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Identify the amino acid shown below. (Note: single letter code is provided as answer)
H
H₂N-C-COOH
CH₂
CH₂
S
CH₁
M
Ow
F
Oc
Please clearly identify each numbered amino acid side chain, below. Your description should include the name or 3 letter code
for the amino acid and the type (i.e., chemical class) of the amino acid.
1
4
OH
OH
CH,
CH,
CH2
CH2
CH,
"H,N-C-C-0
"H,N-C-C-0
"H,N-C-C-0
_0-5-5-N H.
H O
H O
HO
но
After a polypeptide chain has been synthesized, certain amino acids in the peptide may become modified.
For each modified amino acid, identify the standard amino acid from which it is derived. Enter the unabbreviated name of the
standard amino acid.
OH
I
*NH,CH,–C–CH,CH,—CH–COO
H
C
*NH₂
standard amino acid:
Identify the modification that yields the first amino acid depicted.
addition of a hydroxyl group
addition of an amino group
modification of the existing amino group
modification of the existing hydroxyl group
elongation of the side chain by the addition of a -CH₂- group
Chapter 2 Solutions
Microbiology With Diseases By Taxonomy (6th Edition)
Ch. 2 - Electrons zip around the nucleus at about 5...Ch. 2 - Chlorine and potassium atoms form ionic bonds,...Ch. 2 - Why are decomposition reactions exothermic, that...Ch. 2 - Why does the neutralization of an acid by a base...Ch. 2 - Prob. 5TMWCh. 2 - Prob. 1CCSCh. 2 - Prob. 1MCCh. 2 - Prob. 2MCCh. 2 - Prob. 3MCCh. 2 - Prob. 4MC
Ch. 2 - Which of the following terms most correctly...Ch. 2 - Prob. 6MCCh. 2 - Prob. 7MCCh. 2 - Prob. 8MCCh. 2 - Prob. 9MCCh. 2 - Prob. 10MCCh. 2 - Prob. 1FIBCh. 2 - Prob. 2FIBCh. 2 - Prob. 3FIBCh. 2 - Prob. 4FIBCh. 2 - Prob. 5FIBCh. 2 - Prob. 6FIBCh. 2 - Reactions that release energy are called...Ch. 2 - Prob. 8FIBCh. 2 - Prob. 9FIBCh. 2 - Prob. 10FIBCh. 2 - Prob. 1VICh. 2 - Prob. 2VICh. 2 - Prob. 1SACh. 2 - Prob. 2SACh. 2 - Prob. 3SACh. 2 - Prob. 4SACh. 2 - Prob. 5SACh. 2 - Prob. 1CTCh. 2 - Prob. 2CTCh. 2 - Prob. 3CTCh. 2 - Prob. 4CTCh. 2 - Prob. 5CTCh. 2 - Prob. 6CTCh. 2 - Prob. 7CTCh. 2 - Prob. 8CTCh. 2 - Prob. 9CTCh. 2 - Prob. 10CTCh. 2 - Prob. 11CTCh. 2 - Prob. 12CTCh. 2 - Prob. 13CTCh. 2 - Prob. 14CTCh. 2 - A textbook states that only five nucleotide bases...Ch. 2 - Using the following terms, fill in the following...
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- Write down the abbreviations (both 1 letter and 3 letter) for the amino acids given below:Tryptophan, Glutamine, Isoleucine, Cysteine, Argininearrow_forwardIndicate whether each of the following molecules is an alpha amino acid or not and explain why.arrow_forwardIdentify the amino acid shown below. (Note: single letter code is provided as answer) H H₂N-C-COOH CH₂ CH₂ CH₂ Эс Ow COM OFarrow_forward
- Write the structure formula, three-letter and one-letter abbreviation for each essential amino acid at pH 7. Histidine Arginine Lysinearrow_forwardIdentify the name of the amino acid and its group (aliphatic, aromatic, acidic, basic, hydroxylic, sulfur containing and amidic) and its classification (essential or non-essential). Format should be (Serine; Hydroxylic; Non-essential.)arrow_forwardIdentify the name of the amino acid and its group (aliphatic, aromatic, acidic, basic, hydroxylic, sulfur containing and amidic) and its classification (essential or non-essential). Format should be (Serine; Hydroxylic; Non-essential.)arrow_forward
- identify an amino acid that contains a sulfhydryl side chain (complete name)arrow_forwardDraw the stereoisomers of the following amino acids. Indicate pairs of enantiomers and pairs of diastereomers. leucineCH3CHCH2 CHCOO−CH3 +NH3 isoleucineCH3CH2CH CHCOO−CH3arrow_forwardProvide the correct one-letter abbreviation for the following amino acid: O=0 H2N-CH-C-OH CH-CH3 CH2 CH3arrow_forward
- Identify each of the amino acid in the polypeptide and then name it using the 3-letter abbreviations.arrow_forwardChoose the letter that corresponds to the followin charges +2, +1, 0, -0.5, -1, -2arrow_forwardDraw the structure of the a-keto acid formed by removal of the amino group during the catabolism of cysteine. Note: Reference the Naturally-occurring amino acids table for additional information. Click and drag to start drawing a structure. ☑arrow_forward
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