1)Match the name of each amino acid with one of its characteristics.
2)has a hydroxy group its aromatic side chain
3)has a sulfur atom in its side chain that can form disulfide bonds its side chain is a nonpolar isopropyl group
4)it has the smallest acidic side chain
5)this amino acid has the smallest side chain of all, a hydrogen atom
6)its side chain is a methyl group its side chain of 3 carbons forms a 5-membered ring with the alpha carbon and nitrogen of the amino group
7)its side chain is the amide form of glutamic acid
8)its side chain is the amide form of aspartic acid has a hydrophobic side chain with a phenyl ring in it
9)a basic amino acid with an aminobutane group in its side chain
10)a basic amino acid with a ring in its side chain
11)a basic amino acid with 3 nitroogen atomsin its side chain
12)its side chain is the largest of all and is aromatic
13)the amino acid with the largest acidic side chain
14)has a sulfur atom as part of a thiother group
15)in its side chain has a single carbon attached to an alcohol group
16)in its side chain its side chain has 3 carbons and a hydroxy group
17)its side chain has 4 carbons in an isobutyl group
18)this amino acid's side chain is a sec-butyl group
A. tyrosine (TYR)
B. cysteine (CYS)
C. valine (VAL)
D. aspartic acid (ASP)
E. glycine (GLY)
F. alanine ALA)
G. proline (PRO)
H. glutamine (GLN)
I. asparagine (ASN)
J. phenylalanine (PHE)
K. lysine (LYS)
L. histidine (HIS)
M. arginine
N. tryptophan (TRP)
O. glutamic acid (GLU)
P. methionine (MET)
Q. serine (SER)
R. threonine (THR)
S. leucine (LEU)
T. isoleucine (ILE)



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1)Match the name of each amino acid with one of its characteristics. 2)has a hydroxy group...
2. Name an amino acid in which the R group contains the following: .Hydroxyl group .Second chiral carbon atom .An amide group An aromatic ring
Indicate which of the amino acids on the left contains, within its R group, a moiety listed on the right. Clear All An aromatic group Leucine A sulfur atom Tyrosine An amide group Cysteine A branched hydrocarbon Asparagine None of the above moieties
Amino Acid Examples The following amino acid is aspartic acid. Which of the following best describes the properties its side chain has as part of a protein? A) Acidic он B) Basic C) Hydrophobic D) Hydrophilic H2N E) Special role ОН
of alanine has a pk of 9.87. What is the 153, The amino group charge on that amino group at pH 7.0 145. Which amino acid serves as the first amino acid at the hN terminus of a newly synthesized protein? (B) methionine (A) alanine 9.80. The side chain of that amino acid includes (A) an amine group (C) a carboxylic acid group. (D) an alcohol 154. A certain amino acid has a pl (or pH, isoelectric point) (D) threonine...
Determine the sequence of a tetra peptide: 1)The second amino acid has a phenol in the side chain. 2)The amino acid at the amino terminal is acidic and the only acidic amino acid present. 3)Amino acid with CH3 side chain at C terminal. 2)Pepsin - cuts on the C-terminal side of phenylalanine, leucine, and glutamic acid. When digested with the pepsin the peptide gives a negative amino acid residue and neutral tripeptide 3)Cyanogen bromide- cuts on the C-terminal side of...
5. D-sorbital is found in 'sugar-free' chewing gum. It is formed by reducing D-glucose with NaBH Draw the structure of D-sorbital. s. (4 pts) Classify the following amino acid as polar, non- polar, acidic, or basic: 6 (4 pts) The amino acid threonine (thr) has two chiral carbons. Draw a Fischer projection of the 2S,3S configuration of threonine. キ 7.(11 pts) Draw the tripeptide lys-asp-ser at physiological pH 8. (8 pts) The pK, values for aspartic acid are 2.10, 9.82...
Amino Acid Examples The following amino acid is lysine. Which of the following best describes the properties its side chain has as part of a protein? NH2 A) Acidic B) Basic C) Hydrophobic D) Hydrophilic E) Special role ОН H2N
Multiple Choice Question, Please Pick the Correct Option for
Each Question (Only one option is correct per question)
Part A The amino acid that destabilizes alpha-helical structures and is usually found at the ends of alpha helices is O Alanine Glycine Asparagine O Glutamate PART B Proline is NOT often found in a-helices of proteins because it O Lacks a hydrogen atom on its amide nitrogen O Interacts with adjacent amino acids Has a very bulky side chain O Has...
IPP) The essential amino acid "L-Threonine" has 2 chiral carbons. It's IUPAC name is (2S, 3R) 2-amino-3-hydroxy-butryic acid" and it's structure is show below. NH 73 но,с он A) In the framework below on the left please draw a Fischer Projection for "(2S, 3R) 2-amino-3-hydro butryic acid" B) In the framework below on the right please draw the Fisher Projection for the enantiomer to your "L threonine (2S, 3R) 2-amino-3-hydroxy-butryic acid Enantiomer) Switch L-bot CH3 он tes 4 What is...
1. When amino acids are degraded the first step is to remove the amino group. To which of the following molecules is the amino group typically transferred? A. Pyruvate B. Oxaloacetate C. Fumarate D. Alpha-ketoglutarate 2. Most amino acid degradation takes place in the ... A. Adipose B. Muscle C. Liver D. Epithelium 3. Urea contains two nitrogen atoms. What is the source of these two nitrogen atoms? A. Both from NH4+ B. NH4+ and aspartate C. NH4+ and serine...