β-(1→3,4,6)-Galactosidase, positionally specific

recombinant, expressed in E. coli, buffered aqueous solution

CAS Number:
Enzyme Commission number:
MDL number:

Quality Level


expressed in E. coli


buffered aqueous solution

specific activity

≥70 units/mg protein


vial of 0.24 unit

shipped in

wet ice

storage temp.


Biochem/physiol Actions

Releases β(1→3)-, β(1→4)-, and β(1→6)-linked galactose from the non-reducing end of complex oligosaccharides.

Unit Definition

One unit will hydrolyze 1 μmole of p-nitrophenyl β-D-galactopyranoside per min at pH 5.0 at 37 °C.

Physical form

Solution in 20 mM Tris-HCl, pH 7.5, 25 mM NaCl

Preparation Note

Produced from a mixture of enzymes from Streptococcus pneumonia and Xanthamonas sp.


NONH for all modes of transport

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

William C Hines et al.
Nature communications, 6, 6927-6927 (2015-04-22)
Clinically relevant human culture models are essential for developing effective therapies and exploring the biology and etiology of human cancers. Current breast tumour models, such as those from oncogenically transformed primary breast cells, produce predominantly basal-like properties, whereas the more...

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