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Home >73-22-3>Q&A>Why is L-tryptophan an essential amino acid when there is genetic code UGG to code for tryptophan?

Why is L-tryptophan an essential amino acid when there is genetic code UGG to code for tryptophan?

Answer Follow +1
Isabel Answered Apr 07 2022

Essential means the body can’t make its own tryptophan. Having it coded for in the genes means that we can used it to make proteins, not that we can make tryptophan.

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Encyclopedia
L-Tryptophan CAS No: 73-22-3 MF: C11H12N2O2
Density 1.34
Melting Point 280-285℃
Boiling Point 447.9 °C at 760 mmHg
Vapour 2.1X10-9 mm Hg at 25 °C (est)
Refractive Index -32 ° (C=1, H2O)
Flash Point 224.7 °C
HS Code 29339990
L-TRYPTOPHAN CAS No: 80206-30-0 MF: C11H12N2O2
Melting Point 282 deg C (decomposes)
Vapour 2.1X10-9 mm Hg at 25 °C (est)
RuBi-4AP CAS No: 851956-02-0 MF: C30H28Cl2N8Ru
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