( ( ( These ( two functions ) ) ( of ( the ( moonlighting protein ) ) ) ) ( ( are ( found ( in ( a ( single ( polypeptide chain ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT These) (CD two) (NNS functions)) (PP (IN of) (NP (DT the) (VBG moonlighting) (NN protein)))) (VP (VBP are) (VP (VBN found) (PP (IN in) (NP (DT a) (JJ single) (NN polypeptide) (NN chain))))) (. .)))
These two functions of the moonlighting protein are found in a single polypeptide chain.
(ROOT (S (NP (NNP Insulin)) (VP (VBZ is) (VP (VBN made) (PRT (RP up)) (PP (IN of) (NP (CD two) (JJ polypeptide) (NNS chains))))) (. .)))