PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3801398-8 1986 Interesting features of the structure include possible intra- and interchain sugar-phosphate attractions and a hydration tunnel inside the minor groove capable of accommodating three types of water molecules that aid in helix stabilization via hydrogen bonding. Sugar Phosphates 77-92 activation induced cytidine deaminase Homo sapiens 213-216