9C574394CA17E1FF3704DA26E7B4C174B34E09002CBA67F5CFD71E34A287F6C8C3BC4DC3A92652CEDE59D35E057792F5

Proton donor

Source:http://purl.uniprot.org/SHA-384/9C574394CA17E1FF3704DA26E7B4C174B34E09002CBA67F5CFD71E34A287F6C8C3BC4DC3A92652CEDE59D35E057792F5