Complement C3b Alpha' Chain

(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
 TYR-1493   HIS-1494  5.7 5.9 4.1 -17.3 109.9 112.2 4.2
 HIS-1494   PRO-1495  8.3 8.4 15.8 5.6 47.6 58.9 23.8
 PRO-1495   GLU-1496  10.9 11.6 -127.2 127.0 75.1 66.8 -20.8
 GLU-1496   LYS-1497  13.9 15.0 -120.7 -86.1 84.6 99.2 51.5
 LYS-1497   GLU-1498  15.0 14.1 19.2 45.8 140.9 6.1 -221.7
 CYS-1506   ARG-1507  17.6 17.4 -1.8 53.0 86.0 61.8 -174.1
 ARG-1507   ASP-1508  20.7 16.4 -153.2 -99.3 49.0 70.3 360.7
 ASP-1508   GLU-1509  21.7 12.7 67.8 -115.6 108.8 178.4 63.2
 GLU-1509   LEU-1510  18.3 12.3 -47.0 44.7 53.5 65.8 4.0
 LEU-1510   CYS-1511  16.9 9.5 -140.4 37.8 124.4 90.3 -10.3
 CYS-1511   ARG-1512  14.8 12.6 -179.5 43.9 61.4 46.1 -406.9
 ARG-1512   CYS-1513  14.0 15.0 175.8 13.2 41.8 159.6 193.2
 CYS-1513   ALA-1514  12.1 12.7 -177.9 63.7 99.7 72.6 252.6
 ALA-1514   GLU-1515  14.6 12.6 -77.9 17.4 125.6 72.5 -60.4
 GLU-1515   GLU-1516  13.2 16.4 -3.0 15.7 63.3 39.9 -17.8
 GLU-1516   ASN-1517  15.5 16.6 137.9 -42.5 60.4 136.3 -99.5
 ASN-1517   CYS-1518  19.0 17.0 -128.4 -0.8 101.5 107.5 -55.3

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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