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Summary

Zusammenfassung Proteine

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In dieser Zusammenfassungder Proteine gibt es alle informtionen über die Peptidbindung, die Strukturebene der Proteine (primärstruktur, sekundärstruktur, tertiärstruktur und quatärstruktur) und verschiedene Funktionen der Proteine.

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  • November 13, 2024
  • 3
  • 2024/2025
  • Summary
  • Secondary school
  • Gymnasium
  • 1
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PrOTEINE
↳ 5 .
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-Grundbausteine von Proteinen - Arminosäure



Grundstruktur Arminosäure :




Arminosäuregruppe
18 &
Carboxy gruppe
i -

C -

20 verschiedene Typen
I -
unterscheiden sich ie nur in einer

HzN c H
(R) voneinander
- -




Restgruppe
I

D




Peptidbindung

H Öl H Öl -g R2 Öl



Her-coc
I Il /
c -
I


n V H c i c

q
- - -
-> -
c -
- -

+
H28
I I & 1 &


D1 OH H Rz H H H &H


Peptidbindung


= Kondensationsreaktion I
-

Es wird immer nur Wasser abgespalten
-


Bindung Zwischen Arminogruppe , einer Arminosäure und


carboxy gruppe
-
> 100 Arminosäuren = Protein



Strukturebene Proteine



1
. Primärstruktur


er Ser
8
-Reihenfolge
...
des ASAS-Sequenz
Ala Ala

3
. Sekundärstruktur



-
räumliche Anordnung der Peptidkette
-
stabilisiert durch H-Brücken innerhalb des Polypeptidrückgrats
zwischen den NH- und Co-Gruppen




"E
I keine Beteiligung der Seitenketten -




...
-- neliX
7
hohe
=> Dehnbarkeit , gute Elastizität X




B-Faltblattstruktur I
·






=> hohe Reißfestigkeit , geringe Dehnbarkeit

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