PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1654850-6 1991 The catalytic rate constants for superoxide dismutase activity are 1.7 x 10(6) M-1 s-1 and 2.9 x 10(6) M-1 s-1 for the desferrioxamine and the cyclam complexes, respectively. Deferoxamine 119-134 myoregulin Homo sapiens 79-92