Amplified in osteosarcoma 9 antibody; amplified in osteosarcoma antibody; ERLEC2 antibody; OS-9 antibody; Os9 antibody; OS9_HUMAN antibody; Osteosarcoma amplified 9 endoplasmic reticulum lectin antibody; Protein OS-9 antibody
Raised in
Rabbit
Species Reactivity
Human,Mouse
Immunogen
Fusion protein of Human OS9
Immunogen Species
Homo sapiens (Human)
Conjugate
Non-conjugated
Isotype
IgG
Purification Method
Antigen affinity purification
Concentration
It differs from different batches. Please contact us to confirm it.
Buffer
-20°C, pH7.4 PBS, 0.05% NaN3, 40% Glycerol
Form
Liquid
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.
Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs 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.
Usage
For Research Use Only. Not for use in diagnostic or therapeutic procedures.
Lectin which functions in endoplasmic reticulum (ER) quality control and ER-associated degradation (ERAD). May bind terminally misfolded non-glycosylated proteins as well as improperly folded glycoproteins, retain them in the ER, and possibly transfer them to the ubiquitination machinery and promote their degradation. Possible targets include TRPV4.
Gene References into Functions
The endoplasmic reticulum-associated protein, OS-9, behaves as a lectin in targeting the immature calcium-sensing receptor.PMID:28419469
OS-9 up-regulates occludin and claudin-1 by activating the MAP kinase (MAPK) pathway, and thus protects the epithelial barrier function of Caco-2 monolayer under hypoxia condition.PMID:25999789
EDEM2 and OS-9 are required for ER-associated degradation of non-glycosylated sonic hedgehogPMID:24910992
Unique regions mediate the interaction between OS-9 and GRP94.PMID:24899641
It delivers mutant neuroserpin to ERAD by recognition of glycan side chains and provide the first in vivo proof of involvement of ERAD in degradation of mutant neuroserpin.PMID:24795221
long non-coding RNA ENST00000480739 suppresses tumour cell invasion by regulating OS-9 and HIF-1alpha in pancreatic ductal adenocarcinoma.PMID:25314054
Data indicate that the interaction of OS-9 and XTP3-B with CD147(CG) was inhibited by mutations to conserved residues in their lectin domains.PMID:23097496
OS-9 plays no direct functional role in HIF degradation since physical interaction of OS-9 with oxygen sensing HIF prolyl hydroxylases cannot occur in vivo due to their different subcellular localizationPMID:21559462
It regulates endoplasmic reticulum-associated degradation. (review)PMID:21404621
The OS-9 specifically recognizes Manalpha1,6Manalpha1,6Man residues on the processed C-arm through the continuous double tryptophan (WW) motif.PMID:21172656
The sugar-binding ability of human OS-9 and its involvement in ER-associated degradationPMID:19914915
Identification of a peptide, resulting from a point mutation in gene OS-9, recognized by cytolytic T lymphocytes on a human melanoma.PMID:12747754
OS-9 regulates the secretory transport of TRPV4 and appears to protect TRPV4 subunits from the precocious ubiquitination and ER-associated degradation.PMID:17932042
OS-9 and GRP94 deliver mutant alpha1-antitrypsin to the Hrd1-SEL1L ubiquitin ligase complex for ERADPMID:18264092
Xbp1-responsive OS-9 variants in the mammalian endoplasmic reticulum inhibit secretion of misfolded protein conformers and enhancing their disposalPMID:18417469
OS9 is critically involved in the modulation of ER-to-Golgi transport of DC-STAMP in response to TLR triggering, suggesting a novel role for OS9 in myeloid differentiation and cell fusion.PMID:18952287
OS-9 recognises terminally misfolded proteins via polypeptide-based rather than glycan-based signals, but is only required for transferring those bearing N-glycans to the ubiquitination machinery.PMID:19084021
model for mannose trimming and the requirement for OS-9 lectin activity in glycoprotein ERAD in which N-glycans lacking the terminal mannose from the C branch are recognized by OS-9 and targeted for degradationPMID:19346256
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Subcellular Location
Endoplasmic reticulum lumen.
Protein Families
OS-9 family
Tissue Specificity
Ubiquitously expressed. Found as well in all tumor cell lines analyzed, amplified in sarcomas. Highly expressed in osteosarcoma SJSA-1 and rhabdomyosarcoma Rh30 cell lines. Isoform 2 is the major isoform detected in all cell types examined.