Replication Protein A 70 Kda Dna-Binding Subunit

(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
 MET-287   PRO-288  10.9 10.5 6.1 -6.9 99.0 94.2 -0.7
 PRO-288   CYS-289  8.9 8.4 -36.6 38.3 29.3 21.6 -1.3
 VAL-298   GLN-299  10.4 10.6 -78.2 36.8 42.0 47.7 30.9
 GLN-299   PHE-300  13.4 13.4 30.7 -16.1 68.9 62.0 5.5

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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