The peptide that gives positive ceric ammonium nitrate

Question:

The peptide that gives positive ceric ammonium nitrate and carbylamine tests is:

  1. Ser-Lys

  2. Gln - Asp

  3. Lys $-$ Asp

  4. $A s p-G \ln$


Correct Option: 1

Solution:

Ceric ammonium nitrate test is given by alcohol. Only serine(ser) contains - OH group.

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