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below are the structures of five amino acids. select the amino acid that would contribute most significantly to stability of the tertiary structure of a protein.

Sagot :

The amino acid that would contribute most significantly to the stability of the tertiary structure of a protein is : cysteine.

What is cysteine?

Cysteine is a semi essential proteinogenic amino acid that has the formula HOOC−CH−CH₂−SH. The thiol side chain in cysteine participates in enzymatic reactions as a nucleophile.

The formation of disulfide bridges by oxidation of the sulfhydryl groups on cysteine is a very important aspect of the stabilization of protein tertiary structure. This allows different parts of the protein chain to be held together covalently.

Very high doses of cysteine may be toxic to human cells and may lead to death.

To know more about cysteine, refer

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