Aspartic Acid ProteasesAspartic AcidPepstatinsAspartic Acid EndopeptidasesProtease InhibitorsEndopeptidasesNorleucinePeptide HydrolasesRhizopusMucorAmino Acid SequenceCathepsin DAspergillus oryzaeMolecular Sequence DataPepsin AHydrogen-Ion ConcentrationCathepsin EChymosinMitosporic FungiHIV ProteaseAmino AcidsCathepsinsAspergillus nigerSaccharomycopsisNitrophenolsPepsinogensSerine EndopeptidasesBinding SitesEpoxy CompoundsDiazonium CompoundsCladosporiumAspergillusAzo CompoundsXylarialesBase SequenceMutagenesis, Site-DirectedKineticsMolecular Weight