4AQH:
reference: Characterization of a small molecule inhibitor of plasminogen activator inhibitor type 1 that accelerates the transition into the latent conformation., Fjellstrom O, Deinum J, Sjogren T, Johansson C, Geschwindner S, Nerme V, Legnehed A, McPheat J, Olsson K, Bodin C, Paunovic A, Gustafsson D, J Biol Chem. 2013 Jan 11;288(2):873-85. doi: 10.1074/jbc.M112.371732. Epub 2012, Nov 15. PMID: 23155046

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