. "\"Stops, prevents or reduces the activity of serine-type endopeptidases, enzymes that catalyze the hydrolysis of nonterminal peptide bonds in a polypeptide chain; a serine residue (and a histidine residue) are at the active center of the enzyme.\" [GOC:ai]" . . "serine-type endopeptidase inhibitor activity" . "serine protease inhibitor activity" . "serine proteinase inhibitor activity" . "Reactome:REACT_104050 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Rattus norvegicus\"" . "Reactome:REACT_104247 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 1 (PAI-1) -> PAI-1:urokinase plasminogen activator (two-chain):uPAR, Rattus norvegicus\"" . "Reactome:REACT_104475 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Danio rerio\"" . "Reactome:REACT_104528 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 2 (PAI-2) -> PAI-2:urokinase plasminogen activator (two-chain):uPAR, Rattus norvegicus\"" . "Reactome:REACT_105611 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 2 (PAI-2) -> PAI-2:urokinase plasminogen activator (two-chain):uPAR, Bos taurus\"" . "Reactome:REACT_106048 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 2 (PAI-2) -> PAI-2:urokinase plasminogen activator (two-chain):uPAR, Canis familiaris\"" . "Reactome:REACT_106218 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Sus scrofa\"" . "Reactome:REACT_106511 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 2 (PAI-2) -> PAI-2:urokinase plasminogen activator (two-chain):uPAR, Mus musculus\"" . "Reactome:REACT_107595 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Xenopus tropicalis\"" . "Reactome:REACT_109088 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 1 (PAI-1) -> PAI-1:urokinase plasminogen activator (two-chain):uPAR, Bos taurus\"" . "Reactome:REACT_113222 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Xenopus tropicalis\"" . "Reactome:REACT_142 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 2 (PAI-2) -> PAI-2:urokinase plasminogen activator (two-chain):uPAR, Homo sapiens\"" . "Reactome:REACT_221 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Homo sapiens\"" . "Reactome:REACT_28910 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Rattus norvegicus\"" . "Reactome:REACT_30137 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Mus musculus\"" . "Reactome:REACT_32135 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Rattus norvegicus\"" . "Reactome:REACT_427 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Homo sapiens\"" . "Reactome:REACT_747 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Homo sapiens\"" . "Reactome:REACT_78671 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Xenopus tropicalis\"" . "Reactome:REACT_80821 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Gallus gallus\"" . "Reactome:REACT_83326 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Mus musculus\"" . "Reactome:REACT_83397 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 2 (PAI-2) -> PAI-2:urokinase plasminogen activator (two-chain):uPAR, Sus scrofa\"" . "Reactome:REACT_83721 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 1 (PAI-1) -> PAI-1:urokinase plasminogen activator (two-chain):uPAR, Danio rerio\"" . "Reactome:REACT_863 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 1 (PAI-1) -> PAI-1:urokinase plasminogen activator (two-chain):uPAR, Homo sapiens\"" . "Reactome:REACT_86945 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Bos taurus\"" . "Reactome:REACT_88697 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Canis familiaris\"" . "Reactome:REACT_89535 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Taeniopygia guttata\"" . "Reactome:REACT_90524 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Bos taurus\"" . "Reactome:REACT_91079 \"fibrin multimer, crosslinked:tissue plasminogen activator (two-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (two-chain):plasminogen activator inhibitor 1, Canis familiaris\"" . "Reactome:REACT_91370 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Danio rerio\"" . "Reactome:REACT_92292 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 1 (PAI-1) -> PAI-1:urokinase plasminogen activator (two-chain):uPAR, Canis familiaris\"" . "Reactome:REACT_93959 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Canis familiaris\"" . "Reactome:REACT_94815 \"alpha-2-antiplasmin + plasmin -> alpha-2-antiplasmin:plasmin, Bos taurus\"" . "Reactome:REACT_96330 \"urokinase plasminogen activator (two-chain):uPAR + plasminogen activator inhibitor 1 (PAI-1) -> PAI-1:urokinase plasminogen activator (two-chain):uPAR, Mus musculus\"" . "Reactome:REACT_97070 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Mus musculus\"" . "Reactome:REACT_99122 \"fibrin multimer, crosslinked:tissue plasminogen activator (one-chain) + plasminogen activator inhibitor 1 -> fibrin multimer, crosslinked:tissue plasminogen activator (one-chain):plasminogen activator inhibitor 1, Danio rerio\"" . . "serpin activity" .