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词汇 pyridoxal
释义

Definition of pyridoxal in English:

pyridoxal

noun ˌpɪrɪˈdɒksəlˌpiriˈdäksəl
mass nounBiochemistry
  • An oxidized derivative of pyridoxine which acts as a coenzyme in transamination and other processes.

    〔生化〕吡哆醛,维生素B6

    Example sentencesExamples
    • B6 vitamers are first oxidized to pyridoxal, and rapidly phosphorylated to P5P in the liver.
    • The deuteration effects arose from the reversible deprotonation of the Schiff base formed between glutamate and pyridoxal phosphate.
    • The central domain is typical of class 1 pyridoxal - 5'-phosphate-dependent enzymes.
    • This conversion is catalyzed by the ATP requiring enzyme, pyridoxal kinase.

Origin

1940s: from pyridoxine + -al.

Definition of pyridoxal in US English:

pyridoxal

nounˌpiriˈdäksəl
Biochemistry
  • An oxidized derivative of pyridoxine which acts as a coenzyme in transamination and other processes.

    〔生化〕吡哆醛,维生素B6

    Example sentencesExamples
    • B6 vitamers are first oxidized to pyridoxal, and rapidly phosphorylated to P5P in the liver.
    • The central domain is typical of class 1 pyridoxal - 5'-phosphate-dependent enzymes.
    • This conversion is catalyzed by the ATP requiring enzyme, pyridoxal kinase.
    • The deuteration effects arose from the reversible deprotonation of the Schiff base formed between glutamate and pyridoxal phosphate.

Origin

1940s: from pyridoxine + -al.

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