PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16040760-5 2005 In the experiments described below, the flexibility of DNA increased as much as fivefold depending on the concentration and type of polyamine used to coat mica. Polyamines 132-141 MHC class I polypeptide-related sequence A Homo sapiens 155-159 17685643-0 2007 Layered confinement of protein in synthetic fluorinated mica via stepwise polyamine exchange. Polyamines 74-83 MHC class I polypeptide-related sequence A Homo sapiens 56-60