open reading frame

(redirected from Unidentified Reading Frame)
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o·pen read·ing frame

a gene presumed to code for a protein but for which no gene product has been identified; also known as unidentified reading frame.
Farlex Partner Medical Dictionary © Farlex 2012

open reading frame

In RNA, a sequence of base pair triplets (codons) with no introns, which is translatable into a protein.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

open reading frame (ORF)

a sequence of NUCLEOTIDE bases between an INITIATION CODON and a TERMINATION CODON, with the potential to be translated into a POLYPEPTIDE. Not all ORFs, especially the short ones, correspond to genes.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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