PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10725169-5 2000 Zein from the paper was hydrolyzed enzymatically and the hydrolysis monitored by SDS-capillary electrophoresis. Sodium Dodecyl Sulfate 81-84 zein Zea mays 0-4