X J
c
O =
§ ^
Q
s
s !
rsl
I
(y) O
DJ
>Q.
O
U
Classification des aminoacides
R
R
R = —
R =
H
-CH3
Chaîne latérale hydrophobe (non polaire)
R = —CH2—
p h é n ylala n in e (Phe, F)
glycine (Gly, G)
alanine (Ala, A)
CH:
CH
\
CH3
CH2— CH
CH3
CH3
valine (Val, V)
leucine (Leu, L)
R = —CH2- t^ 0 7
tryptophane (Trp, W)
CH3
I
R = — CH—CH2— CH3 isoleucine (Ile, I)
R = — (CH2)2—S— CH3 méthionine (Met, M)
CH2-C H 2
/
\
CH2 ^C«H
NH
proline (Pro, P)
COOH
Chaîne latérale hydrophile (polaire) «neutre»
R = - C H 2- < g ) - O H tyrosine (Tyr,
sérine (Ser, S)
thréonine (Thr, T)
R = — CH2—OH
R = —CH-OH
CH3
R = —CH2 —CO—NH2 asparagine (Asn, N)
R = —(CH2)2—CO—NH2 glutamine (Gin, Q)
R = — CH2 —SH
cystéine (Cys, C)
Chaîne latérale hydrophile
(polaire) basique
R = —(CH2)4—NH2
lysine (Lys, K)
NH
//
R = — (CH2)3—NH—C arginine (Arg, R)
\
NH2
Y)
Chaîne latérale hydrophile
(polaire) acide
R = —CH2—COOH acide aspartique (Asp, D)
R = — (CH2)2—COOH acide glutamique (Glu, E)
R = — CH2— CH— CH
histidine (His, H)
■
CH
/ P ) \
HNW N
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