PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30008437-6 2018 Genotype frequencies of the C957T DRD2 polymorphism were CC (12.1%), CT (40.9%) and TT (47.0%). Carbon Tetrachloride 69-71 dopamine receptor D2 Homo sapiens 34-38