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
 ILE-27   THR-28  2.7 1.6 19.8 42.4 45.1 35.8 68.2
 THR-28   THR-29  5.2 3.6 -19.7 -3.6 98.2 128.0 -11.7
 THR-29   LYS-30  6.8 2.9 2.6 7.9 146.0 101.6 -6.5
 LYS-30   GLU-31  8.7 6.3 15.0 -31.5 134.9 135.2 21.7

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
 GLU-54   VAL-55  3.9 5.0 -10.7 2.1 115.7 109.6 -8.3
 VAL-55   ASP-56  3.8 4.7 46.4 121.8 95.4 97.4 -41.3
 ASP-56   ALA-57  3.0 3.0 -47.7 -17.7 33.3 140.5 -35.7
 ALA-57   ASP-58  6.0 2.7 -165.8 1.0 68.2 78.6 54.6
 ASP-58   GLY-59  7.9 5.3 124.8 -104.9 102.0 51.9 22.2
 GLY-59   ASN-60  6.0 6.3 -59.5 -19.0 119.1 145.0 -84.1
 ASN-60   GLY-61  8.3 8.6 14.3 169.6 59.2 67.1 -130.5
 GLY-61   THR-62  6.3 6.5 -147.1 0.9 156.3 136.0 288.3
 THR-62   ILE-63  4.9 4.2 1.5 -21.7 93.1 110.6 9.4

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