1.napisz postaci cysteiny
w srodowisku zasadowym
CH2-CH-COO(-)
I.....I
SH..NH2
w srodowisku kwasowym
CH2-CH-COOH
SH..NH3(+)
2.napisz reakcje cysteina+leucyna
CH2-CH-COOH + CH3-CH-CH2-CH-COOH------->
I.....I....................I.........I
SH..NH2................CH3.....NH2
...................COOH
...................I
CH2-CH-CONH-CH-CH2-CH-CH3 + H2O
I.....I......................I
SH..NH2..................CH3
-CONH- wiązanie peptydowe
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1.napisz postaci cysteiny
w srodowisku zasadowym
CH2-CH-COO(-)
I.....I
SH..NH2
w srodowisku kwasowym
CH2-CH-COOH
I.....I
SH..NH3(+)
2.napisz reakcje cysteina+leucyna
CH2-CH-COOH + CH3-CH-CH2-CH-COOH------->
I.....I....................I.........I
SH..NH2................CH3.....NH2
...................COOH
...................I
CH2-CH-CONH-CH-CH2-CH-CH3 + H2O
I.....I......................I
SH..NH2..................CH3
-CONH- wiązanie peptydowe