A fingerlike loop of peptides enclosing a bound zinc ion at one end, typically part of a larger protein molecule (in particular one regulating transcription).
〔生化〕锌指结构（调控转录的大蛋白质分子的一部分）
Example sentencesExamples
The capability of specific interaction with both DNA and RNA is not restricted to the zinc finger family of proteins.
Only the zinc finger and domain B had significant similarities to non-Sp proteins in the database.
The spacing of the zinc finger domain in this class of transcription factor coincides with a half-turn of the double helix.
FOG is a zinc finger protein that functions as a transcriptional coregulator.
Their involvement in DNA binding could be shown for two BTB zinc finger proteins, Trl and Tramtrack.
Definition of zinc finger in US English:
zinc finger
noun
Biochemistry
A fingerlike loop of peptides enclosing a bound zinc ion at one end, typically part of a larger protein molecule (in particular one regulating transcription).
〔生化〕锌指结构（调控转录的大蛋白质分子的一部分）
Example sentencesExamples
The spacing of the zinc finger domain in this class of transcription factor coincides with a half-turn of the double helix.
Their involvement in DNA binding could be shown for two BTB zinc finger proteins, Trl and Tramtrack.
Only the zinc finger and domain B had significant similarities to non-Sp proteins in the database.
FOG is a zinc finger protein that functions as a transcriptional coregulator.
The capability of specific interaction with both DNA and RNA is not restricted to the zinc finger family of proteins.