( ( One ( of ( ( the genes ) ( within ( ( this operon ) ( -LRB- ( virB4 -RRB- ) ) ) ) ) ) ) ( ( encodes ( ( a protein ) ( of ( molecular ( weight ( 89.5 kDa ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (CD One)) (PP (IN of) (NP (NP (DT the) (NNS genes)) (PP (IN within) (NP (NP (DT this) (NN operon)) (PRN (-LRB- -LRB-) (NP (NNP virB4)) (-RRB- -RRB-))))))) (VP (VBZ encodes) (NP (NP (DT a) (NN protein)) (PP (IN of) (NP (JJ molecular) (NN weight) (NN 89.5) (NN kDa))))) (. .)))
One of the genes within this operon (virB4) encodes a protein of molecular weight 89.5 kDa.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN operon)) (VP (VBZ consists) (PP (IN of) (NP (NP (QP (CD one) (CC or) (JJR more)) (NNS genes)) (SBAR (WHNP (WDT that)) (S (VP (VBP encode) (SBAR (S (NP (DT the) (NNS proteins)) (VP (VBD needed) (PP (IN for) (NP (DT a) (JJ specific) (NN function)))))))))))) (. .)))