Syntaxin 1A

(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-209   ARG-210  8.9 8.9 -8.5 0.6 133.2 133.5 -45.0
 ARG-210   GLU-211  10.3 10.3 -2.0 -3.0 81.0 80.4 -19.5
 GLU-211   LEU-212  8.7 9.2 39.2 -13.1 70.4 78.5 35.7
 LEU-212   HIS-213  5.0 5.6 25.7 13.7 6.5 29.9 161.1
 HIS-213   ASP-214  6.2 7.1 -24.8 19.0 109.6 93.9 -13.8
 ASP-214   MET-215  8.3 8.7 -2.9 -7.1 85.7 85.6 -14.2
 MET-215   PHE-216  6.6 6.3 3.4 0.4 40.5 40.1 13.4

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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