Calmodulin Cmd-1

(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
 LEU-113   GLY-114  3.6 2.2 -44.0 -163.0 10.1 55.2 -93.0
 GLY-114   GLU-115  2.5 1.9 -27.9 34.4 73.5 16.2 -4.2
 GLU-115   LYS-116  1.4 0.6 -102.2 -33.6 107.6 64.2 52.8
 LYS-116   LEU-117  4.2 3.2 -124.6 -2.2 86.1 94.6 78.2
 LEU-117   THR-118  7.3 5.0 -11.7 -32.1 114.6 75.9 4.2
 THR-118   ASP-119  10.7 7.3 -19.3 21.1 148.6 120.6 2.6

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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