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Cell Signaling Technology

Orders: 877-616-CELL (2355) [email protected]

Support: 877-678-TECH (8324)

Web: [email protected] cellsignal.com

3 Trask LaneDanversMassachusetts01923USA
For Research Use Only. Not for Use in Diagnostic Procedures.
Applications:

WB

REACTIVITY:

H

SENSITIVITY:

Endogenous

MW (kDa):

200

Source/Isotype:

Rabbit IgG

UniProt ID:

#P02458

Entrez-Gene Id:

1280

Product Information

Product Usage Information

Application Dilution
Western Blotting 1:1000

Storage

Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/mL BSA, 50% glycerol, and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

Specificity / Sensitivity

COL2A1 (E8S2S) Rabbit mAb recognizes endogenous levels of total COL2A1 protein. This antibody detects a non-specific 62 kDa band with unknown origin.

Species Reactivity:

Human

Source / Purification

Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Ala194 of human COL2A1 protein.

Background

COL2A1 (α1 type II collagen) is a fibril-forming collagen encoded by the gene COL2A1 (1,2). The protein forms homotrimeric type II collagen and is the main extracellular component in hyaline cartilage extracellular matrix (ECM), nucleus pulposus of intervertebral discus, vitreous humor of the eye, and inner ear structure (3). Type II collagen plays a fundamental role in maintaining cartilage formation, differentiation, and growth (4-6). Mutations of COL2A1 cause impairment of ECM deposition and signaling, which contribute to various forms of tissue dysplasia and pathologies such as Stickler syndrome and chondrosarcoma (3,7,8). At the ECM, COL2A1 interacts with integrins such as integrin β1 and growth factors such as IL1β, IL6, IL8, and others, which activate intracellular signaling pathways, including SMAD1, and MAP kinases p38, JNK, and ERK (9-12).

  1. Cheah, K.S. et al. (1985) Proc Natl Acad Sci USA 82, 2555-9.
  2. Ricard-Blum, S. (2011) Cold Spring Harb Perspect Biol 3, a004978.
  3. Deng, H. et al. (2016) Mutat Res Rev Mutat Res 768, 1-13.
  4. Bosnakovski, D. et al. (2006) Biotechnol Bioeng 93, 1152-63.
  5. Barbieri, O. et al. (2003) Am J Physiol Cell Physiol 285, C1504-12.
  6. Gauci, S.J. et al. (2019) Matrix Biol 83, 77-96.
  7. Nenna, R. et al. (2019) Appl Clin Genet 12, 235-238.
  8. Tarpey, P.S. et al. (2013) Nat Genet 45, 923-6.
  9. Klatt, A.R. et al. (2009) J Pathol 218, 241-7.
  10. Lian, C. et al. (2017) Mol Med Rep 16, 4730-4736.
  11. Klatt, A.R. et al. (2009) J Orthop Res 27, 65-70.
  12. Lian, C. et al. (2019) Bone Res 7, 8.

Species Reactivity

Species reactivity is determined by testing in at least one approved application (e.g., western blot).

Western Blot Buffer

IMPORTANT: For western blots, incubate membrane with diluted primary antibody in 5% w/v BSA, 1X TBS, 0.1% Tween® 20 at 4°C with gentle shaking, overnight.

Applications Key

WB: Western Blotting

Cross-Reactivity Key

H: human M: mouse R: rat Hm: hamster Mk: monkey Vir: virus Mi: mink C: chicken Dm: D. melanogaster X: Xenopus Z: zebrafish B: bovine Dg: dog Pg: pig Sc: S. cerevisiae Ce: C. elegans Hr: horse GP: Guinea Pig Rab: rabbit All: all species expected

Trademarks and Patents

Cell Signaling Technology is a trademark of Cell Signaling Technology, Inc.
All other trademarks are the property of their respective owners. Visit cellsignal.com/trademarks for more information.

Limited Uses

Except as otherwise expressly agreed in a writing signed by a legally authorized representative of CST, the following terms apply to Products provided by CST, its affiliates or its distributors. Any Customer's terms and conditions that are in addition to, or different from, those contained herein, unless separately accepted in writing by a legally authorized representative of CST, are rejected and are of no force or effect.

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