Table 1.

The model protein backbone in x,y,z-coordinates with $\psi =\omega =-{180}^{\circ }$

Atom	x (Å)	y (Å)	z (Å)
$C_0^{\alpha }$	0.00000	0.00000	0.00000
$H_0^{\alpha }$	$-$ 0.33381	0.81771	$-$ 0.46895
$C{{}^{\prime }}_0$	$-$ 0.52182	$-$ 0.01279	1.43821
$O_0$	0.26150	$-$ 0.02925	2.38639
$N_1$	$-$ 1.84661	$-$ 0.00472	1.55557
$H_1^N$	$-$ 2.47453	0.06788	0.78069