Of the 20 protein-derived amino acids shown in Table 27.1, which contain Q.) no chiral center Transcribed Image Text: Table 27.1 The Common Amino Acids Found in Proteins Watch a

Of the 20 protein-derived amino acids shown in Table 27.1, which contain Q.) no chiral center Transcribed Image Text: Table 27.1 The Common Amino Acids Found in Proteins
Watch a video
explanation
Nonpolar Side Chains
COO
COO
Alanine
Phenylalanine
(Phe, F)
(Ala, A)
NH,+
NH,+
COO
Glycine
(Gly, G)
NH,+
Proline
COO
(Pro, P)
H
H.
COO
Isoleucine
(Ile, I)
COO-
NH,
+
NH,+
Tryptophan
(Trp, W)
COO
Leucine
(Leu, L)
H
ÑH,
COO
COO
Valine
Methionine
H,C
(Val, V)
(Met, M)
NH,+
NH,+
Polar Side Chains Transcribed Image Text: H,N.
COO
COO
Asparagine
(Asn, N)
HO
Serine
NH,+
NH,+
(Ser, S)
QH
COO
Glutamine
СОО-
Threonine
H,N
(Gln, Q)
NH,
(Thr, T)
NH,+
Acidic Side Chains
Basic Side Chains
COO
NH,
Aspartic acid
(Asp, D)
Arginine
(Arg, R)
COO-
NH,+
H,N
NH,+
COO
Glutamic acid
(Glu, E)
COO
NH,*
stidine
NH,+
COO
(s, H)
Cysteine
(Cys, C)
HS
NH,+
H,N
COO-
COO
Tyrosine
(Tyr, Y)
Lysine
(Lys, K)
NH,+
NH,+
НО