How 5' Flanking region and 5' UTR are different?

The 5' flanking region is a region of DNA that is adjacent to the 5' end of the gene. The 5' flanking region contains the promoter, and may contain enhancers

Schematic mRNA with a 5′ untranslated region (5′UTR), coding region

Difference Between UTR and Intron Compare the Difference Between Similar Terms

Five prime untranslated region - Wikipedia

Chapter 5: Investigating DNA - Chemistry

Translation from the 5′ untranslated region shapes the integrated stress response

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DNA Flanking Region - an overview

IJMS, Free Full-Text

Transcription - Labster