Q. 1
Proteins having a polyhistidine tail can be separated by affinity chromatography using
- a. Cadmium
- b. Silver
- c. Iron
- d. Lead
- e. Nickel
- Answer: E
- Explaination: Explanation: Nickel has a high affinity towards histidine residues. So, a column with nickel attached to it can be used to perform affinity chromatography for proteins with polyhistidine tails.