{ "ProductData": { "RelatedLinks": "", "RegulatoryDisclaimer1": "For further processing only.", "RegulatoryDisclaimer2": "", "StainLocalization": [ "" ], "ProductType": "Others", "DisclaimerGroup2": null, "ProductNameGlobal": "Pepstatin lyophilizate", "DisclaimerGroup1": "Non-IVD", "ControlTissue": [ "" ], "BrandName": "Pepstatin", "LicenseDisclaimers": [ ], "Isotypes": "", "RegulatoryDisclaimer3": "", "ID": "3.2.7.1.28.1", "ProductNameAddition": "from Streptomyces species, lyophilizate", "Species": [ "" ], "Clone": "" }, "ProductImageDetails": { "ImagePath": "https://pim-media.roche.com/Images/CB_IMAGE.png", "ImageType": "Image main" }, "Product2Taxomony": { "Product2TaxomonyReferences": [ { "StructureSystemIdentifier": "OWP_Product_Solutions", "StructureSystemName": "OWP Product Solutions", "NodeName": "CustomBiotech", "NodeID": "520" }, { "StructureSystemIdentifier": "OWP_Product_Types", "StructureSystemName": "OWP Product Types", "NodeName": "Raw Materials->Protease inhibitors", "NodeID": "70-043-00" }, { "StructureSystemIdentifier": "OWP_Organization", "StructureSystemName": "OWP Organization", "NodeName": "Roche Diagnostics Solution (RDS)->Customer Areas->Core lab->CustomBiotech and LifeScience", "NodeID": "01-01-01-07-00" }, { "StructureSystemIdentifier": "Product_Solutions", "StructureSystemName": "Product Solutions", "NodeName": "CustomBiotech", "NodeID": "520" } ] }, "Product2Materials": { "P2MaterialReferences": [ { "MaterialNum": "10253294103", "MaterialDescription": "Pepstatin from Streptomyces species", "RegisteredProductName": "Pepstatin", "GTIN": "", "ProductCategoryText": "Reagents, kits", "OldMaterialNumber": "", "PackSizePIM360": "custom fill", "PackSizeDescPIM360": "", "MaterialAnnotation": "CustomBiotech product. Please contact your local representative.", "ReadyForUse": "", "OrderInformation": "Will be supplied as \"Pepstatin from Sreptomyces species\". Unit of measure is \"g\"." } ] }, "Product2Products": { "Product2ProductReference": [ ] }, "ProductSpec": [ { "ProductSpecVariant": { "Chapters": [ { "Language": "en", "Value": "Pepstatin is highly purified according to HPLC analysis.", "Name": "Quality Control" }, { "Language": "en", "Value": "Pepstatin is a highly efficient inhibitor for many aspartic and acid proteases. It is a hexa-peptide containing the unusual amino acid statine (Sta, (3S,4S)-4-amino-3-hydroxy-6-methylheptanoic acid), having the sequence Iva-Val-Val-Sta-Ala-Sta. Pepstatin is known for its ability to inhibit pepsin in a picomolar concentration. The product is soluble in methanol and ethanol, but insoluble in water.", "Name": "Product Description" }, { "Language": "en", "Value": "Pepstatin is a protease inhibitor.", "Name": "Positioning" }, { "Language": "en", "Value": "Use Pepstatin to inhibit potently the HIV protease and other aspartic proteases such as pepsin, renin, cathepsin D, chymosin, and many microbial acid proteases.", "Name": "Applications" }, { "Language": "en", "Value": "Will be supplied as \"Pepstatin from Sreptomyces species\". Unit of measure is \"g\".", "Name": "CB - Order Information" }, { "Language": "en", "Value": "Appearance: White powder
Solubility:
Clear to slightly opalescent, colorless solution in methanol (c=1 mg/mL)
Clear, colorless solution in methanol (c=20 mg/mL)
Clear to slightly opalescent, colorless solution in ethanol (overnight)
Performance of inhibition of pepsin:
With 0.01 mL sample: ≥85%
With 0.1 mL sample: ≥100%
Values are taken from supplier certificate:
Melting range: +232 to +237°C
Purity (HPLC): ≥98 area%
Stability: At +2 to +8°C within specification range for 24 months.", "Name": "Specification" }, { "Language": "en", "Value": "CAS Number: 151662-36-1
Formula: C₃₄H₆₃N₅O₉
Molecular weight: 685.9 D
Pepstatin is soluble in methanol (1 mg/mL and 20 mg/mL as well) and ethanol (1 mg/ml) if you allowed to sit overnight, and to 300 μg/ml in 6 N acetic acid. Stable at least 1 week at +2 to +8°C or 1 month if stored in aliquots at -15 to -25°C.", "Name": "Properties" } ] } } ] }