Table 2.
Band positions and contributions
| Raman shift (cm−1) | Contribution |
| 799 | Backbone geometry and phosphate ion interactions |
| 1002 | Phenylalanine |
| 1032 | C–H/C–C stretching of phenylalanine |
| 1155 | C–C and C–N stretching of proteins |
| 1195 | Anti-symmetric phosphate vibrations |
| 1205 | Differences in collagen content |
| 1342 | Guanine and adenine |
| 1451 | CH2 bending and CH2CH3 deformation of proteins and collagens |
| 1536 | Amide carbonyl group vibrations and aromatic hydrogens |
| 1584 | C=C bending of phenylalanine |
| 1603 | C=C vibration of phenylalanine and tyrosine |