Alpha-1 Catenin

(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
 ASP-504   ILE-505  6.9 7.0 -7.1 -1.2 158.8 157.3 -48.8
 ILE-505   THR-506  8.3 8.5 -5.8 20.8 133.2 131.6 47.4
 THR-506   SER-507  5.1 5.6 -28.4 54.5 90.3 105.3 23.1
 SER-507   ILE-508  3.4 3.3 -14.4 39.8 57.4 89.6 -39.8
 ILE-508   ASP-509  6.6 6.5 -50.8 -1.7 60.5 53.6 166.2
 ASP-509   ASP-510  5.9 6.8 2.6 3.8 165.5 167.0 -31.6

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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