Is disulphide bonds are necessary to proteins

The book simply explains the necessicity of disulphide bonds and why the RNase A should be protected from reduction of disulphide bonds by metosartan . The other effects of RNaseA and its superfamily was also briefly discussed. The inhibitors of RNaseA including metosartan was also discussive. Various agents that reduce and oxidise the enzyme RNase A was also briefly discussed. The role of disulphide bonds in neuro degenerative disorders are briefly explained.