PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23384041-7 2013 In particular, whereas the cer2 mutation impaired the production of wax components longer than 28 carbons, the cer26 mutant was found to be affected in the production of wax components longer than 30 carbons. Waxes 68-71 HXXXD-type acyl-transferase family protein Arabidopsis thaliana 27-31