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  ARG-90   VAL-91  4.8 4.8 -1.8 4.1 88.2 88.2 -5.0  VAL-91   PHE-92  5.5 5.3 0.2 -12.4 136.4 127.0 35.9  PHE-92   ASP-93  3.6 3.1 6.4 6.8 75.8 73.0 32.7 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  LYS-94   ASP-95  1.9 1.8 -13.4 5.8 60.3 58.0 64.8  ASP-95   GLY-96  4.2 4.3 0.6 -7.3 100.2 100.1 34.1  GLY-96   ASN-97  4.2 4.6 4.9 -1.5 64.6 63.2 28.1 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  GLY-98   TYR-99  6.9 7.5 -8.5 5.2 15.6 18.0 18.8  TYR-99   ILE-100  5.2 5.6 10.7 -5.4 89.7 84.7 64.4  ILE-100   SER-101  1.7 2.0 -4.7 7.3 48.0 45.9 10.0 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  ILE-125   ARG-126  0.2 0.6 6.1 -3.3 43.8 44.8 -8.7  ARG-126   GLU-127  1.5 1.3 22.2 -1.0 80.8 86.1 38.8  GLU-127   ALA-128  3.8 4.5 17.0 -40.7 134.3 125.5 115.1  ALA-128   ASP-129  5.3 5.6 -9.4 19.4 83.3 91.6 -41.5  ASP-129   ILE-130  5.7 5.5 49.5 -44.9 55.8 45.3 40.1 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