50S Ribosomal Protein L20

(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
 LYS-49   LEU-50  10.1 10.4 27.6 -27.8 117.6 119.1 1.6
 LEU-50   ARG-51  12.4 12.2 27.8 -62.3 133.3 133.3 40.8
 ARG-51   LYS-52  10.1 9.4 63.7 -22.0 63.3 74.5 21.7
 LYS-52   ARG-53  7.7 6.4 158.1 -47.4 65.7 86.5 76.2
 ARG-53   GLU-54  11.0 6.1 165.0 -38.7 129.7 69.5 30.0
 GLU-54   PHE-55  12.5 5.8 -172.6 -66.7 80.6 67.9 -178.9
 PHE-55   ARG-56  10.0 8.3 89.3 -0.8 40.0 58.6 103.1
 ARG-56   ARG-57  10.5 9.6 -4.2 16.5 86.9 78.8 -8.8
 ARG-57   LEU-58  14.2 13.1 -1.4 -3.7 41.3 40.2 8.0

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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