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Vibrational Assignments

Pr(-) Pfr (+) Assignment Ref
2557  2575 \(Cys, \ \nu (S-H)\) 1
1736 1724 \(\nu (C_1=O)\) 1,2,3,4,6
1734 1722 \(-COOH \ (Asp/Glu), \ \nu(C=O)\) 1,2
1704   \(\nu (C_{19}=O)\) 1,2,3,4,6
  1692 \(amide \ I \ (loop/turn)/propionate \ COOH, \ \nu (C=O)\) 1
1687   \(amide \ I \ (loop/turn)/propionate \ COOH, \ \nu (C=O)\) 1
  1683 \(amide \ I \ (loop/turn)/propionate \ COOH, \ \nu (C=O)\) 1
1672   \(amide \ I \ (loop/turn)\) 1
  1653 \(amide \ I \ (\alpha -helical)\) 1,2,3
  1653 \(chromophore^* \ \delta (N-H)\) 1
  1653 \(chromophore^* \ \nu (C-C)\) 1,3,4
1631   \(amide \ I \ (\beta -structure)/chromophore \ \nu (C=C)\) 1,3,5
  1614 \(amide \ I \ (\beta -structure)^* /chromophore \ \nu (C=C)\) 1,3,5
1606   \(amide \ I \ (\beta -structure)^* /chromophore \ \nu (C=C)\) 1,3,4
  1589 \(chromophore \ \nu (C=C)\) 1,3,4,6
1570 1554 \(amide \ II\) 1,3,4,5,7,8,9
1537   \(chromophore \ \nu (C=C) \ + \ \delta (N-H)/\nu (C-N) \ + \ \delta (N-H)\) 1
1491 1512 \(chromophore \ \nu (C=C) \ + \ \delta (N-H)/\nu (C-N) \ + \ \delta (N-H)\) 1
1487 1502 \(Trp, \ \nu (C-N) \ + \ \delta (C-H) \ + \ \delta (N-H)\) 1
1246   \(chromophore \ \nu (C-N)\) 1
1244 1228 \(Trp^* , \ \nu (C-C) \ + \ \delta (C-H)/HisH, \ \delta (CH_3) \ + \ \nu (C-N) \ + \ \delta (N-H)\) 1
1223 1230 \(chromophore \ \nu (C-N)\) 1
  1209 \(chromophore \ \nu (C-C)/amino \ acid\) 1
1177 1172 \(chromophore \ \nu (C-C)/amino \ acid\) 1
1151 1163 \(chromophore \ \nu (C-N)\) 1
  1134 \(chromophore \ \nu (C-N)\) 1
  1119 \(chromophore \ \nu (C-N)\) 1
1109   \(chromophore \ \nu (C-N)\) 1
1107 1099 \(HisH, \ \nu (C-N)\)  1
1085 1082 \(chromophore \ \nu (C-C)/amino \ acid\) 1
1072   \(chromophore \ \nu (C-N)\) 1
       
       
       
       
       
       
       
       
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