PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11948184-7 2002 Overexpression of alpha-actinin-4 potentiates the inhibitory effect of ionomycin on NHE3 activity by accelerating the oligomerization and endocytosis of NHE3. Ionomycin 71-80 actinin alpha 4 Homo sapiens 18-33