Number of degrees of freedom for the angles φ, ψ and χ for each amino acid
| aa |
A |
E |
Q |
D |
N |
L |
G |
K |
S |
V |
R |
T |
P |
I |
M |
F |
Y |
C |
W |
H |
| n |
2 |
5 |
5 |
4 |
4 |
4 |
3* |
6 |
4 |
3 |
6 |
4 |
1 |
4 |
5 |
4 |
5 |
4 |
4 |
4 |
aa is the name of the residue shown in one letter code,
n is the number of degrees of freedom.