The absorbance of protein at 280 nm is due to which amino acid?

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The absorbance of protein at 280 nm is due to which amino
acid?

Question Posted / mahathilak

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The absorbance of protein at 280 nm is due to which amino acid?..

Answer / maha thilak

Its due to amino acids containing an aromatic ring in their
structure...Eg. Tryptophan, tyrosine and phenylalanine

Is This Answer Correct ?

63 Yes

4 No

The absorbance of protein at 280 nm is due to which amino acid?..

Answer / subhash

Tryptophan,

Is This Answer Correct ?

34 Yes

3 No

The absorbance of protein at 280 nm is due to which amino acid?..

Answer / moumita ghosal

it is due to tryptophan and tyrosine.phenylalanine absorbs
at 260nm. but the former two has absorbance maxima at
280nm. absorbance is due to resonance phenomena of the
rings present in these amino acids.

Is This Answer Correct ?

23 Yes

1 No

The absorbance of protein at 280 nm is due to which amino acid?..

Answer / tk

Tryphtophan

Is This Answer Correct ?

7 Yes

4 No

The absorbance of protein at 280 nm is due to which amino acid?..

Answer / jason

Cystine (two cysteines joined in a disulfide bridge) also
absorb at 280nm along with the aforementioned tryptophan
and tyrosine.

Is This Answer Correct ?

8 Yes

15 No

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