PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23763627-2 2013 Changing the two benzimidazole groups of the DDDD unit to triazole groups replaces two of the NH N hydrogen bonds with CH N interactions (complex [5 6]), but only reduces the association constant in CH3CN by 2 orders of magnitude (K(a) = 2.6 x 10(4) M(-1) in CH3CN; K(a) > 1 x 10(7) M(-1) in CH2Cl2). benzimidazole 17-30 single-pass membrane protein with aspartate rich tail 1 Homo sapiens 45-49