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
 ARG-110   SER-111  4.3 4.4 15.0 -5.8 36.9 39.1 0.8
 SER-111   LEU-112  4.0 4.1 -6.7 27.4 138.5 129.8 39.1
 LEU-112   PRO-113  4.9 5.3 9.4 12.8 52.3 62.0 50.2
 PRO-113   ALA-114  7.2 7.5 41.8 -45.8 34.6 38.8 -44.4
 ALA-114   GLU-115  6.2 6.9 -3.2 37.8 141.8 143.9 237.5
 GLU-115   ILE-116  9.3 9.6 47.4 94.5 87.0 117.7 -234.1
 ILE-116   PRO-117  11.6 11.8 -22.8 -18.0 94.1 91.9 49.5
 PRO-117   GLU-118  15.2 15.4 -9.7 4.2 149.7 147.4 -34.2

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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