( ( ( One ( of ( the ( four ( nucleotide bases ) ) ) ) ) ( of DNA ) ) . )
(ROOT (NP (NP (CD One)) (PP (IN of) (NP (DT the) (CD four) (JJ nucleotide) (NNS bases))) (PP (IN of) (NP (NNP DNA))) (. .)))
One of the four nucleotide bases of DNA.
(ROOT (S (ADVP (RB Deletions)) (VP (VB remove) (NP (NP (QP (CD one) (CC or) (JJR more)) (NNS nucleotides)) (PP (IN from) (NP (DT the) (NN dna)))))))