( ( This expansion ) ( ( ( ( alters ( ( the expression ) ( of ( the gene ) ) ) ) , ) ( decreasing ( ( the synthesis ) ( of ( frataxin protein ) ) ) ) ) . ) )
(ROOT (S (NP (DT This) (NN expansion)) (VP (VBZ alters) (NP (NP (DT the) (NN expression)) (PP (IN of) (NP (DT the) (NN gene)))) (, ,) (S (VP (VBG decreasing) (NP (NP (DT the) (NN synthesis)) (PP (IN of) (NP (NN frataxin) (NN protein))))))) (. .)))
This expansion alters the expression of the gene, decreasing the synthesis of frataxin protein.
(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)))) (. .)))