PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23121936-7 2013 Iota- and theta-carrageenan were utilized in a selective C6 sulfation at beta-D-Galp units to produce different structures comprising trisulfated diads. iota- and theta-carrageenan 0-27 galanin like peptide Homo sapiens 80-84