( Interferons ( ( are ( peptides ( that ( influence ( ( ( gene expression ) and ) ( protein synthesis ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Interferons)) (VP (VBP are) (NP (NP (NNS peptides)) (SBAR (WHNP (WDT that)) (S (VP (VBP influence) (NP (NP (NN gene) (NN expression)) (CC and) (NP (NN protein) (NN synthesis)))))))) (. .)))
Interferons are peptides that influence gene expression and protein synthesis.
(ROOT (S (NP (NNP Gene) (NN expression) (CC and) (NN protein) (NNS synthesis)) (VP (VBP are) (ADVP (RB usually)) (VP (VBN considered) (NP (DT the) (JJ same) (JJ molecular) (NN process)))) (. .)))