PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16756512-10 2006 We also present evidence that histidine and aspartic acid residues in the Lag motif are essential for the function of Lag1p in vivo. Aspartic Acid 44-57 sphingosine N-acyltransferase LAG1 Saccharomyces cerevisiae S288C 118-123