Na, . . , , , , .
( , Na )
R-CH-COOH
|
NH2
-- CH2SH
|
CO-NHCH-COOH CO-NHCH-CO-NHCH2COOH
| | |
(CH)2 R (CH2)2
| |
CHNH2 CHNH2
| |
COOH CH2SH COOH
- | --- ()
H2NCH-CO-NHCH2-COOH
-
--
R-CH-COOH
|
NH2
O = COOH +
NH
5-
+
COOH
| CH2SH (CH2)2 |
| + CO-NH-CH-COOH
CHNH2 |
| (CH2)2
COOH - |
CH-NH
| --
COOH
- - -, - , . -- 5-. ( ) - . .
:
1. .
2. (. )
3.
4.
5.
6. ,
7.
8. ,
9.
10.
11.
12.
13.
, , . :
1.a (R): ( -)
( Vit PP)
2. -: ( )
3. NH2 ( 4 )
) :
R CH COOH +2 R CH2 COOH + NH3
|
NH2
) :
R CH COOH R C COOH + NH3
| ||
NH2 O
)
R CH COOH R CH COOH + NH3
| |
NH2 OH
)
R CH2 CH COOH R CH=CH COOH + NH3
|
NH2
