Mhc Class II Nod

(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
 GLU-84   GLU-84A  2.5 2.7 0.4 -9.9 102.5 105.4 41.7
 GLU-84A   THR-85  6.0 6.3 14.9 -7.9 158.7 165.3 -67.0
 THR-85   GLU-86  5.9 5.9 -4.0 -6.7 60.2 58.8 -0.7
 GLU-86   VAL-87  3.0 2.9 4.0 -0.1 76.6 69.4 -11.2
 VAL-87   PRO-88  5.3 4.9 -5.0 0.7 63.2 65.8 40.3
 PRO-88   THR-89  8.3 8.1 1.8 3.1 178.3 174.9 -65.9
 THR-89   SER-90  7.1 7.0 1.0 -6.8 110.5 109.1 47.3
 SER-90   LEU-91  4.5 4.7 20.3 -10.5 65.2 60.8 48.3
 LEU-91   ARG-92  6.1 6.2 4.4 -14.7 88.7 87.8 61.3

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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