PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29958894-3 2019 Among the host responses to the release of ATP, NAD+ and related small molecules is their breakdown on behalf of a panel of leukocyte ectonucleotidases - CD38, CD39, CD73, CD157, CD203a and CD203c -, whose activities are concatenated to form two nucleotide-catabolizing channels defined as the canonical and non-canonical adenosinergic pathways. NAD 48-52 ectonucleoside triphosphate diphosphohydrolase 1 Homo sapiens 160-164