( Transmembrane ( ( region ( ( The region ) ( of ( ( a ( transmembrane protein ) ) ( that ( actually ( spans ( the membrane ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Transmembrane)) (VP (VBZ region) (NP (NP (DT The) (NN region)) (PP (IN of) (NP (NP (DT a) (JJ transmembrane) (NN protein)) (SBAR (WHNP (WDT that)) (S (ADVP (RB actually)) (VP (VBZ spans) (NP (DT the) (NN membrane))))))))) (. .)))
Transmembrane region The region of a transmembrane protein that actually spans the membrane.
(ROOT (S (NP (JJ Transmembrane) (NNS proteins)) (VP (VBP span) (NP (DT the) (JJ entire) (NN plasma) (NN membrane))) (. .)))