Summary Topic 2 Protein Structure

Protein Structure :




Amino Acids : DCH/NH2) (OOH




·oni
&




H
"O
T >
- Carboxyl group
S.I units -
2- C
&




↳ ·
mine group group (residual group) variable




-EooH 1
H H Condensation
H
Dipeptide :
H ↑
O = reaction
N
4-N
-
C -
C t -




4/ e
~
on
Eliminates theo




H --- O
O H
↑
N
O N -
-C

4/ "Or
vertice
R ↓ e
band




Peptidyl transferase -


enzyme
that catalyses peptide bond
formation

R : 4 tymes
groups of residual
group
Polar
Non polar : Polar -
i + charge (basic
2-
10/20 charge (acidic

Hydrophiliz -
>
polar ,
+
charge ,
charge
↳> attracts water to
form hydrogen bonds




functional groups
Polar has polar
hydroxyl group or amine
group
-




Hydrophobic ->
non-polar
↳ repels water

, S.I units