E. coli biotin ligase
(BirA) is highly specific in covalently attaching biotin to the 15
amino
acid AviTag peptide. This recombinant protein was biotinylated in
vivo
by AviTag-BirA technology, which method is BriA catalyzes amide
linkage
between the biotin and the specific lysine of the AviTag.
The tag type will
be
determined during production process. If you have specified tag
type, please tell us and we will develop the specified tag
preferentially.
產(chǎn)品提供形式:
Lyophilized powder
Note: We will
preferentially ship the format that we have in stock, however,
if you have any special requirement for the format, please
remark your requirement when placing the order, we will prepare
according to your demand.
復溶:
We recommend that this vial be briefly centrifuged
prior
to opening to bring the contents to the bottom. Please reconstitute
protein in deionized sterile water to a concentration of 0.1-1.0
mg/mL.We recommend to add 5-50% of glycerol (final concentration)
and
aliquot for long-term storage at -20℃/-80℃. Our default final
concentration of glycerol is 50%. Customers could use it as
reference.
儲存條件:
Store at -20°C/-80°C upon receipt, aliquoting is
necessary for
mutiple use. Avoid repeated freeze-thaw cycles.
保質(zhì)期:
The shelf life is related to many factors, storage
state,
buffer ingredients, storage temperature and the stability of the
protein
itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C.
The
shelf life of lyophilized form is 12 months at -20°C/-80°C.
貨期:
Delivery time may
differ from different purchasing way or location, please kindly
consult your local distributors for specific delivery time.
Note: All of our
proteins are default shipped with normal blue ice packs, if you
request to ship with dry ice, please communicate with us in
advance
and extra fees will be charged.
注意事項:
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
Datasheet :
Please contact us to get it.
產(chǎn)品評價
靶點詳情
功能:
Required for normal development and maintenance of cochlear hair cell bundles. Anchoring/scaffolding protein that is a part of the functional network formed by USH1C, USH1G, CDH23 and MYO7A that mediates mechanotransduction in cochlear hair cells. Required for normal hearing.
基因功能參考文獻:
under normal housing conditions, Ush1g(-/-) and Ush1c(-/-) albino mice have dysfunctional cone photoreceptors whereas pigmented knockout animals have normal photoreceptors. PMID: 29386551
C-terminal hairpin extensions of the whirlin PDZ domains mediate the transient supramodular assembly, which improves the binding capacity of the first domain towards its partners, such as Sans. PMID: 28966015
These results clearly show that the development of early-onset progressive hearing loss (ePHL) requires at least two mutant alleles of the Ush1g and Cdh23 genes. Our results also suggest that because the SANS and CDH23 proteins form a complex in the stereocilia, the interaction between these proteins may play key roles in the maintenance of stereocilia and the prevention of ePHL. PMID: 26936824
In Usher syndrome 1G, mutations in SANS eliminate Magi2 binding and thereby deregulate endocytosis, lead to defective ciliary transport modules and ultimately disrupt photoreceptor cell function inducing retinal degeneration. PMID: 24608321
USH1G (Sans) form the upper tip-link complex in adult mice PMID: 22381527
Usher type 1G protein sans is a critical component of the tip-link complex, a structure controlling actin polymerization in stereocilia. PMID: 21436032
we examine the effects of null mutation of the Ush1c gene on subcellular localization of Myo7a, Pcdh15 and Sans in the inner ear. PMID: 21156003
Sans may have an important role in development of the stereocilia bundles PMID: 12588793
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相關(guān)疾病:
Defects in Ush1g are the cause of the Jackson shaker phenotypes (js). Jackson shaker mice carry recessive mutations predicted to inactivate Ush1g by frameshift resulting in a truncated protein lacking the C-terminal SAM domain. The js phenotype is characterized by deafness, abnormal behavior (circling and/or head-tossing) and degeneration of inner ear neuroepithelia. Defects in the formation of protein complex including Ush1g may disrupt stereocilia bundle in js mice.
亞細胞定位:
Cytoplasm, cytosol. Cytoplasm, cytoskeleton. Cell membrane; Peripheral membrane protein. Note=Detected at the tip of cochlear hair cell stereocilia. Recruited to the cell membrane via interaction with CDH23 or PCDH15.
組織特異性:
Detected in stereocilia from cochlear hair cells (at protein level). Highly expressed in the cochlea, testis, cerebellum and eye, and low levels in brain, thymus and spleen. Significant signals detected in the neurosensory epithelium of inner ear cochlea