PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8455597-2 1993 In addition to cobalt, the cot2 mutants were found to tolerate increased levels of the divalent cations Zn2+, Mn2+, and Ni2+ as well. Nickel(2+) 120-124 SCF ubiquitin ligase complex subunit GRR1 Saccharomyces cerevisiae S288C 27-31