Calmodulin

(All numbering and residues are taken from first PDB file)

Bending Residue Dihedral Analysis

Residue
i
Residue
i+1
Distance of hinge axis to residue i in conformer 1
(A)
Distance of hinge axis to residue i in conformer 2
(A)
Change in psi (i)
(deg)
Change in phi (i+1)
(deg)
Angle of psi(i) axis to hinge axis conformer 1
(deg)
Angle of psi(i) axis to hinge axis conformer 2
(deg)
Percentage Progress
 THR-26   ILE-27  5.0 5.3 -12.5 -18.7 67.8 70.5 7.8
 ILE-27   THR-28  1.7 1.7 50.4 18.0 49.9 32.8 83.9
 THR-28   THR-29  4.5 2.7 -21.3 1.7 92.2 118.4 -1.6
 THR-29   LYS-30  6.8 2.8 6.5 2.3 152.6 110.8 -0.2
 LYS-30   GLU-31  8.4 6.2 9.8 -6.0 132.1 141.9 -3.8

Downloading Image

Graph shows rotational transition at bending residues and can be used to identify hinge bending residues.
Probably only informative for interdomain rotations greater than 20 degrees


Residue
i
Residue
i+1
Distance of hinge axis to residue i in conformer 1
(A)
Distance of hinge axis to residue i in conformer 2
(A)
Change in psi (i)
(deg)
Change in phi (i+1)
(deg)
Angle of psi(i) axis to hinge axis conformer 1
(deg)
Angle of psi(i) axis to hinge axis conformer 2
(deg)
Percentage Progress
 VAL-55   ASP-56  4.4 3.7 24.1 -54.1 99.7 81.1 -6.5
 ASP-56   ALA-57  1.8 0.9 -53.0 3.5 26.7 26.2 70.4
 ALA-57   ASP-58  4.5 2.3 0.8 12.3 114.4 85.3 2.7
 ASP-58   GLY-59  5.9 5.7 -4.9 12.6 82.4 116.5 10.4
 GLY-59   ASN-60  4.1 5.7 -8.8 1.6 119.2 153.9 4.6
 ASN-60   GLY-61  6.7 6.5 -22.7 -23.7 127.4 137.2 -62.2

Downloading Image

Graph shows rotational transition at bending residues and can be used to identify hinge bending residues.
Probably only informative for interdomain rotations greater than 20 degrees