PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33185633-4 2020 An initial attempt to utilize the bifunctional coordination ability of the omega-(1H-tetrazol-1-yl) carboxylic acids for preparation of mixed-metallic 3d-4f coordination polymers resulted in a novel one-dimensional gadolinium-oxo chain system with the omega-(1H-tetrazol-1-yl) carboxylic acid acting as mu2-eta2:eta1 chelating-bridging ligand. Gadolinium 215-225 DNA polymerase iota Homo sapiens 307-311