Signal Recognition Particle Protein

(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
 VAL-55   LYS-56  7.5 7.2 -6.4 -0.8 81.7 93.3 -13.0
 LYS-56   GLU-57  11.2 10.8 3.3 -2.0 28.9 23.1 9.7
 GLU-57   LYS-58  12.2 11.4 -15.0 16.0 116.1 125.9 -17.1
 LYS-58   ALA-59  10.5 9.7 -25.8 19.2 58.0 75.6 0.4

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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