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单词 tyrosine
释义

Definition of tyrosine in English:

tyrosine

noun ˈtʌɪrəsiːnˈtīrəˌsēn
mass nounBiochemistry
  • A hydrophilic amino acid which is a constituent of most proteins and is important in the synthesis of some hormones.

    〔生化〕酪氨酸

    Chemical formula: C₆H₄(OH)CH₂CH(NH₂)COOH

    Example sentencesExamples
    • Cysteine, tyrosine, asparagine and histidine are also attractive in this connection, because each of them is encoded by only two possible codons.
    • In animal cells serine, threonine and tyrosine are the amino acids subject to phosphorylation.
    • Dopamine is made from the amino acids tyrosine and phenylalanine.
    • The most prevalent amino acid is cysteine with other major ones including tyrosine, histidine, lysine and arginine.
    • It preferentially hydrolyzes peptide bonds involving tyrosine, phenylalanine, and tryptophan.

Origin

Mid 19th century: formed irregularly from Greek turos 'cheese' + -ine4.

Definition of tyrosine in US English:

tyrosine

nounˈtīrəˌsēn
Biochemistry
  • A hydrophilic amino acid which is a constituent of most proteins and is important in the synthesis of some hormones.

    〔生化〕酪氨酸

    Chemical formula: C₆H₄(OH)CH₂CH(NH₂)COOH

    Example sentencesExamples
    • Cysteine, tyrosine, asparagine and histidine are also attractive in this connection, because each of them is encoded by only two possible codons.
    • The most prevalent amino acid is cysteine with other major ones including tyrosine, histidine, lysine and arginine.
    • In animal cells serine, threonine and tyrosine are the amino acids subject to phosphorylation.
    • It preferentially hydrolyzes peptide bonds involving tyrosine, phenylalanine, and tryptophan.
    • Dopamine is made from the amino acids tyrosine and phenylalanine.

Origin

Mid 19th century: formed irregularly from Greek turos ‘cheese’ + -ine.

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更新时间:2025/7/4 13:16:55