Given that a $100\%$ helical protein would have a $\backslash$epsi $/$residue value at $222$ nm of approximately $-40,000$mdeg cm $2$ dmol$-1$ residue$1$ determine the approximate helical content $($as a percentage$)$ of U$3\mathrm{.}4$ wt

and U$3\mathrm{.}4$ R$7$A in water and SDS$.$