Twitching Motility Protein Pilt

(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
 ALA-108   LEU-109  5.5 5.5 2.7 -4.7 162.0 159.1 6.6
 LEU-109   ARG-110  6.2 6.2 1.1 -6.5 127.0 128.4 -2.4
 ARG-110   SER-111  4.9 4.9 23.6 -52.5 154.6 152.3 20.9
 SER-111   LEU-112  5.7 5.4 -54.9 59.6 69.8 41.7 3.0
 LEU-112   PRO-113  2.8 2.9 1.3 -53.9 174.3 156.8 62.3
 PRO-113   ALA-114  2.4 3.7 -131.3 76.7 53.5 48.2 76.3
 ALA-114   GLU-115  3.7 2.5 111.0 -26.2 150.6 164.9 -131.1
 GLU-115   ILE-116  2.0 2.0 -170.7 108.9 111.0 60.8 58.9
 ILE-116   PRO-117  2.4 2.4 -20.0 0.2 54.9 53.7 6.9
 PRO-117   GLU-118  5.5 5.5 3.1 -2.7 132.5 133.7 1.7

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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