Protein S100-A3, also known as Protein S-100E, S100 calcium-binding protein A3, S100A3 and S100E, is a member of the S-100 family. S100A3/ S100E contains 2 EF-hand domains. S100A3/ S100E is highly expressed in the differentiating cuticular cells within the hair follicle and organized into mature hair cuticles. High concentrations of S100A3 homotetramer might provide the millimolar level of Ca2+ required for hair cuticular barrier formation. S100A3/ S100E is a unique member of the Ca2+-binding S100 protein family with the highest cysteine content and affinity for Zn2+. S100A3/ S100E binds both calcium and zinc. S100A3/ S100E probably binds 2 zinc ions per molecule. It may be involved in calcium-dependent cuticle cell differentiation and hair shaft formation. S100A3 plays an important role in calcium-dependent processes leading to hair shaft formation. S100A3/ S100E is a unique protein among all members of the calcium-binding S100 family, is specifically expressed at the inner endocuticle of human hair fibers. Upon hair damage, S100A3/ S100E is released from hair fibers and possibly destabilizes the hair tissue architecture.
Tag
His tag ; MBP tag
Description
A DNA sequence encoding the human S100A3 (P33764) (Met 1-Gln 101) was fused with an N-terminal polyhistidine-tagged MBP tag at the N-terminus.
Regulatory
RUO
Host
E. coli
Nature
Recombinant
Shipping
In general, recombinant proteins are provided as lyophilized powder which are shipped at ambient temperature.Bulk packages of recombinant proteins are provided as frozen liquid. They are shipped out with blue ice unless customers require otherwise.
Buffer
Lyophilized from sterile PBS, 20% glycerol, pH 7.4
Description
Please refer to the printed manual for detailed information.
Purity
> 95 % as determined by SDS-PAGE
Expiry Date
Samples are stable for up to twelve months from date of receipt at -70℃
Immunogen Species
Homo Sapiens (Human)
Attachment
Reviews of Recombinant Human S100A3/S100E Protein (His & MBP Tag)