Table 1 Different Products from 3′ Mismatched Primers Extended by Polymease With and Without 3′ Exonuclease Activitya

From: Different Applications of Polymerases With and Without Proofreading Activity in Single-Nucleotide Polymorphism Analysis

Sense primers

Primer sequences

Polymerase used

EcoR-I digestibility of products

Sequencing data

PM

atcccaagatatctgagaattc

Deep Vent (exo−)

+

…gctgagaattctcagat…

−1 mm

atcccaagatatctgagaattG

Deep Vent (exo−)

…gctgaCaattctcagat…

−2 mm

atcccaagatatctgagaatA

Deep Vent (exo−)

…gctgagTattctcagat…

−3 mm

atcccaagatatctgagaaA

Deep Vent (exo−)

…gctgagaTttctcagat…

−4 mm

atcccaagatatctgagaT

Deep Vent (exo−)

…gctgagaaAtctcagat…

−5 mm

atcccaagatatctgagT

Deep Vent (exo−)

…gctgagaatActcagat…

−6 mm

atcccaagatatctgaC

Deep Vent (exo−)

…gctgagaattGtcagat…

PM

atcccaagatatctgagaattc

Deep Vent

+

…gctgagaattctcagat…

−1 mm

atcccaagatatctgagaattG

Deep Vent

+

…gctgaGaattctcagat…

−2 mm

atcccaagatatctgagaatA

Deep Vent

+

…gctgagAattctcagat…

−3 mm

atcccaagatatctgagaaA

Deep Vent

+

…gctgagaAttctcagat…

−4 mm

atcccaagatatctgagaT

Deep Vent

+

…gctgagaaTtctcagat…

−5 mm

atcccaagatatctgagT

Deep Vent

+

…gctgagaatTctcagat…

−6 mm

atcccaagatatctgaC

Deep Vent

+

…gctgagaattCtcagat…

  1. PM, perfect match.
  2. aThe antisense sequence is 5′-gaaacagctgaatggacccaa-3′. The capitalized nucleotide is the single-base mismatch at the EcoR-I site that forms mismatches G:G, A:A, A:A, T:T, T:T, and C:C, respectively.