PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18327935-1 2008 A tetrapodal pentadentate nitrogen ligand (2,6-bis(1,1-di(aminomethyl)ethyl)pyridine, 1) is used for the synthesis of the azido-iron(III) complex [(1)Fe(N3)]X2 where X is either Br or PF6. pentadentate 13-25 sperm associated antigen 17 Homo sapiens 184-187