blunt end

blunt end

An ending in DNA in which both strands of the molecule stop at the same base-pair so that no single strand protrudes.

Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

blunt end

the terminus of a NUCLEIC ACID DUPLEX, in which the two strands of the MOLECULE are base-paired along their entire length, so that there is no overhanging 3'- or 5' END. It is sometimes called the FLUSH END. see DNA STRUCTURE, RESTRICTION ENZYME. Compare OVERHANGING END.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005