N-nucleotide

N-nucleotides, or nontemplated nucleotides are believed to exist only to create diversity at V(D)J junctions (see V(D)J recombination) during lymphocyte development.[1] The addition of these nucleotides is aided by an enzyme called Terminal deoxynucleotidyl transferase (TdT)

References

  1. ↑ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC390357/
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