Table 1: Interpretation of the reference Raman spectra of proteins SpA and IgG. The bands characteristics of SpA or IgG, respectively, are indicated in bold letters for characterization of the intensity level: vw: very weak, w: weak, m: medium, s: strong, vs: very strong.

Frequency (cm−1)CompoundAssignmentIntensity

647SpA/IgGTyrosinevw/m
758SpA/IgGTyrosinevw/m
832SpA/IgGTyrosinew/m
857SpA/IgGTyrosinew/m
880–920SpA/IgGρCH2m/m
933SpAδCH3w
958SpA/IgGρCH3w/w
1004SpA/IgGPhenylalanines/vs
1032–1170SpA/IgGνC–C or alkyl C–Nw/w
1243IgGAmide IIIvs
1336SpAAmide IIIvs
1416SpA/IgGTryptophans/vs
1451SpA/IgGρCH2vs/vs
1552SpA/IgGTryptophanw/w
1610SpA/IgGPhenylalaninem/m
1659SpAAmide Ivs
1673IgGAmide Ivs
2860SpA/IgGνC–Hm/w
2940SpA/IgGνC–Hm/w