leader sequence

in biotechnology
Also contains definition of: signal sequence
https://doi.org/10.1351/goldbook.L03491
  1. A polynucleotide region between @P04875@ and structural @G02604@, necessary for the correct @T06436@ of @D01597@ into @M03857@.
  2. An N-terminal extension of @P04749@ (also known as the signal sequence) which is necessary for the transport of the @P04898@ into or through the @MT06878@ or for its secretion into the extracellular medium.
Source:
PAC, 1992, 64, 143. (Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992)) on page 158 [Terms] [Paper]