hi
It seems that IR-spectra of proteins always show two peaks: 1650/cm and 1530/cm (i.e. 4040/inch and 3750/inch
, in case you say it that way ...)
the 1650 peak is for the C=O in the amid. what is the 1530? Is the C-N so much a C=N that it absorbs that far up?
thanks