3.4.21.7 ? x * 83000, SDS-PAGE 731900 3.4.21.7 ? x * 90000, plasminogen, SDS-PAGE, x * 88432, plasminogen, sequence determination 717469 3.4.21.7 ? x * 90000, SDS-PAGE 753319 3.4.21.7 ? x * 91000, plasminogen, SDS-PAGE 731263 3.4.21.7 ? x * 92000, plasminogen, SDS-PAGE 732706 3.4.21.7 monomer - 95548 3.4.21.7 monomer single chain protein consists of 2 disulfide-linked polypeptide chains of 60000 Da and 24000-26000 Da 95549 3.4.21.7 monomer the enzyme consists of a 24000-26000 Da light chain and a 59000-62000 Da heavy chain, enzyme form F-2, high speed analytical ultracentrifugation in 6 M guanidine HCl 95550 3.4.21.7 monomer the enzyme consists of a 24000-26000 Da light chain and a 60000-63000 Da heavy chain, enzyme form F-1, high speed analytical ultracentrifugation in 6 M guanidine HCl 95550 3.4.21.7 monomer x * 48800, A-chain, + x * 25700, B-chain, equilibrium sedimentation after cleavage of a single disulfide bond in Lys-plasminogen 95548