PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8688077-4 1996 Indole-3-acetic acid, the major form of auxin in higher plants, is structurally similar to tryptophan and is a likely substrate for the AUX1 gene product. indoleacetic acid 0-20 Transmembrane amino acid transporter family protein Arabidopsis thaliana 136-140