Succinyl- (Pro58, D-Glu65) -Hirudin (56-65) (sulfated)

O=C([C@H]1N(CCC1)C([C@H](CCC(O)=O)NC([C@@H](NC(CCC(O)=O)=O)CC2=CC=CC=C2)=O)=O)N[C@@H]([C@@H](C)CC)C(N3[C@@H](CCC3)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCC(O)=O)C(N[C@H](C(N[C@@H](CC(C)C)C(N[C@@H](C(O)=O)CCC(O)=O)=O)=O)CC4=CC=C(C=C4)OS(=O)(O)=O)=O)=O)=O)=O

[1]Dekker RJ, et al. The variable region-1 from tissue-type plasminogen activator confers specificity for plasminogen activator inhibitor-1 to thrombin by facilitating catalysis: release of a kinetic block by a heterologous protein surface loop. J Mol Biol. 1999 Oct 29;293 (3) :613-27.|[2]Payne MH, et al. Positional effects of sulfation in hirudin and hirudin PA related anticoagulant peptides. J Med Chem. 1991 Mar;34 (3) :1184-7.