PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11880199-1 2002 Histamine-N-methyltransferase (HMT) inactivates the neurotransmitter histamine. Histamine 69-78 histamine N-methyltransferase Homo sapiens 0-29 11880199-1 2002 Histamine-N-methyltransferase (HMT) inactivates the neurotransmitter histamine. Histamine 69-78 histamine N-methyltransferase Homo sapiens 31-34 11880199-7 2002 Elevated HMT in PiD could lead to increased histamine degradation that in turn would be in agreement with impaired cognitive functions of PiD. Histamine 44-53 histamine N-methyltransferase Homo sapiens 9-12