( ( ( Neuropeptide Y ) ( -LRB- ( NPY -RRB- ) ) ) ( ( is ( ( a ( ( 36 amino ) ( acid ( peptide hormone ) ) ) ) ( that ( ( ( begins and ) ends ) ( with ( tyrosine ( ( -LRB- ( Y -RRB- ) ) residues ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Neuropeptide) (NNP Y)) (PRN (-LRB- -LRB-) (NP (NNP NPY)) (-RRB- -RRB-))) (VP (VBZ is) (NP (NP (DT a) (ADJP (QP (CD 36) (CD amino))) (JJ acid) (NN peptide) (NN hormone)) (SBAR (WHNP (WDT that)) (S (VP (VBZ begins) (CC and) (VBZ ends) (PP (IN with) (NP (JJ tyrosine) (PRN (-LRB- -LRB-) (NP (NNP Y)) (-RRB- -RRB-)) (NNS residues)))))))) (. .)))
Neuropeptide Y (NPY) is a 36 amino acid peptide hormone that begins and ends with tyrosine (Y) residues.
(ROOT (S (NP (NNS Catecholamines)) (VP (VBP are) (NP (NP (DT a) (NN class)) (PP (IN of) (NP (JJ amine) (NNS hormones))) (SBAR (WHNP (WHNP (DT that)) (NP (WRB when) (JJ synthesised))) (S (VP (VBP form) (NP (DT the) (JJ amino) (NN acid) (NN tyrosine))))))) (. .)))