Recombinant Human BMP-8a Protein

Carrier Free

Catalog # Availability Size / Price Qty
1073-BP-010/CF

With Carrier

Catalog # Availability Size / Price Qty
1073-BP-010
R&D Systems Recombinant Proteins and Enzymes
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Product Details
Citations (9)
FAQs
Reviews (2)

Recombinant Human BMP-8a Protein Summary

Product Specifications

Purity
>95%, by SDS-PAGE under reducing conditions and visualized by silver stain
Endotoxin Level
<0.10 EU per 1 μg of the protein by the LAL method.
Activity
Measured by its binding ability in a functional ELISA. When Recombinant Human BMP‑8a is present at 1 μg/mL, the concentration of recombinant human BMPR‑1A Fc Chimera that produces 50% of the optimal binding response is approximately 1.5‑6 μg/mL.
Source
E. coli-derived human BMP-8a protein
Ala264-His402 & Val265-His402
Accession #
N-terminal Sequence
Analysis
Ala264 & Val265
Structure / Form
Disulfide-linked homodimer
Predicted Molecular Mass
15.8 kDa (monomer)

Product Datasheets

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1073-BP (with carrier)

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1073-BP/CF (carrier free)

Carrier Free

What does CF mean?

CF stands for Carrier Free (CF). We typically add Bovine Serum Albumin (BSA) as a carrier protein to our recombinant proteins. Adding a carrier protein enhances protein stability, increases shelf-life, and allows the recombinant protein to be stored at a more dilute concentration. The carrier free version does not contain BSA.

What formulation is right for me?

In general, we advise purchasing the recombinant protein with BSA for use in cell or tissue culture, or as an ELISA standard. In contrast, the carrier free protein is recommended for applications, in which the presence of BSA could interfere.

1073-BP

Formulation Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA with BSA as a carrier protein.
Reconstitution Reconstitute at 20 μg/mL in sterile 4 mM HCl containing at least 0.1% human or bovine serum albumin.
Shipping The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage: Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
  • 12 months from date of receipt, -20 to -70 °C as supplied.
  • 1 month, 2 to 8 °C under sterile conditions after reconstitution.
  • 3 months, -20 to -70 °C under sterile conditions after reconstitution.

1073-BP/CF

Formulation Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA.
Reconstitution Reconstitute at 100 μg/mL in sterile 4 mM HCl.
Shipping The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage: Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
  • 12 months from date of receipt, -20 to -70 °C as supplied.
  • 1 month, 2 to 8 °C under sterile conditions after reconstitution.
  • 3 months, -20 to -70 °C under sterile conditions after reconstitution.
Reconstitution Calculator

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.

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Background: BMP-8a

BMP-8, also known as osteogenic protein 2 (OP-2), was first isolated from a hippocampal library in a screen to identify relatives of BMP-7 (OP-1) (1). BMPs are a family of structurally and functionally related proteins and represent a subfamily of the transforming growth factor beta (TGF-beta ) superfamily. BMPs were originally identified as protein regulators of cartilage and bone formation. They have since been shown to be involved in embryogenesis and morphogenesis of various tissues and organs (2). BMPs play roles in regulating growth, differentiation, chemotaxis, and apoptosis of various cell types, including mesenchymal, epithelial, hematopoetic, and neuronal cells.

There exist two highly related and closely linked genes, designated BMP-8a and -8b in mice and humans. For humans, the protein products of these two genes share 98% amino acid (aa) sequence identity in their pro- and mature regions. However in the mouse, the two proteins share 89% and 76% aa sequence homology in their pro- and mature regions, respectively (3). Mature human BMP-8a shares 91% and 70% aa sequence identity with mouse BMP-8a and -8b, respectively. Human BMP‑8a is synthesized as a large precursor protein that is cleaved at a dibasic cleavage site (RTPR) between aa residues 263 and 264 to release a 139 aa carboxy‑terminal domain. Expression patterns of the BMP-8 genes indicate that they regulate aspects of cell proliferation and/or differentiation during spermatogenesis and formation of the placenta (3). BMP-8 is also highly expressed in osteosarcomas (4).

References
  1. Ozkaynak, E. et al. (1992) J. Biol. Chem. 267:25220.
  2. Canalis, E. et al. (2003) Endocrine Rev. 24:218.
  3. Zhao, G-Q. et al. (1996) Mech. Dev. 57:159.
  4. Sulzbacher, I. et al. (2002) J. Clin. Pathol. 55:381.
Long Name
Bone Morphogenetic Protein 8a
Entrez Gene IDs
353500 (Human); 12163 (Mouse)
Alternate Names
BMP-8a; bone morphogenetic protein 8a; Op2; Osteogenic Protein 2

Citations for Recombinant Human BMP-8a Protein

R&D Systems personnel manually curate a database that contains references using R&D Systems products. The data collected includes not only links to publications in PubMed, but also provides information about sample types, species, and experimental conditions.

9 Citations: Showing 1 - 9
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  1. Formative pluripotent stem cells show features of epiblast cells poised for gastrulation
    Authors: X Wang, Y Xiang, Y Yu, R Wang, Y Zhang, Q Xu, H Sun, ZA Zhao, X Jiang, X Wang, X Lu, D Qin, Y Quan, J Zhang, N Shyh-Chang, H Wang, N Jing, W Xie, L Li
    Cell Research, 2021-02-19;0(0):.
    Species: Mouse
    Sample Types: Whole Cells
    Applications: Bioassay
  2. Genetic dissection of Nodal and Bmp signalling requirements during primordial germ cell development in mouse
    Authors: AD Senft, EK Bikoff, EJ Robertson, I Costello
    Nat Commun, 2019-03-06;10(1):1089.
    Species: Mouse
    Sample Types: Whole Cells
    Applications: Bioassay
  3. Combinatorial Smad2/3 Activities Downstream of Nodal Signaling Maintain Embryonic/Extra-Embryonic Cell Identities during Lineage Priming
    Authors: AD Senft, I Costello, HW King, AW Mould, EK Bikoff, EJ Robertson
    Cell Rep, 2018-08-21;24(8):1977-1985.e7.
    Species: Mouse
    Sample Types: Whole Cells
    Applications: Bioassay
  4. In vitro differentiation of human embryonic stem cells into ovarian follicle-like cells
    Authors: D Jung, J Xiong, M Ye, X Qin, L Li, S Cheng, M Luo, J Peng, J Dong, F Tang, W Shen, MM Matzuk, K Kee
    Nat Commun, 2017-06-12;8(0):15680.
    Species: Human
    Sample Types: Whole Cells
    Applications: Bioassay
  5. Human germ cell formation in xenotransplants of induced pluripotent stem cells carrying X chromosome aneuploidies.
    Authors: Dominguez, Antonia, Chiang, H Rosari, Sukhwani, Meena, Orwig, Kyle E, Reijo Pera, Renee A
    Sci Rep, 2014-09-22;4(0):6432.
    Species: Human
    Sample Types: Whole Cells
    Applications: Bioassay
  6. Brown fat determination and development from muscle precursor cells by novel action of bone morphogenetic protein 6.
    Authors: Sharma A, Huard C, Vernochet C, Ziemek D, Knowlton K, Tyminski E, Paradis T, Zhang Y, Jones J, von Schack D, Brown C, Milos P, Coyle A, Tremblay F, Martinez R
    PLoS ONE, 2014-03-21;9(3):e92608.
    Species: Mouse
    Sample Types: Whole Cells
    Applications: Bioassay
  7. Generation of human induced pluripotent stem cells using epigenetic regulators reveals a germ cell-like identity in partially reprogrammed colonies.
    Authors: Goyal, Akshi, Chavez, Shawn L, Reijo Pera, Renee A
    PLoS ONE, 2013-12-12;8(12):e82838.
    Species: Human
    Sample Types: Whole Cells
    Applications: Cell Culture
  8. Widespread potential for growth-factor-driven resistance to anticancer kinase inhibitors.
    Authors: Wilson TR, Fridlyand J, Yan Y, Penuel E, Burton L, Chan E, Peng J, Lin E, Wang Y, Sosman J, Ribas A, Li J, Moffat J, Sutherlin DP, Koeppen H, Merchant M, Neve R, Settleman J
    Nature, 2012-07-26;487(7408):505-9.
    Species: Human
    Sample Types: Whole Cells
    Applications: Bioassay
  9. Sertoli cell-conditioned medium induces germ cell differentiation in human embryonic stem cells.
    Authors: Geens M, Sermon KD
    J. Assist. Reprod. Genet., 2011-02-12;0(0):.
    Species: Human
    Sample Types: Whole Cells
    Applications: Bioassay

FAQs

  1. Is catalog #1073-BP recombinant human BMP-8a or BMP-8b?

    • R&D Systems recombinant human BMP-8a was originally sold with the name BMP-8b. When the product was first introduced, its sequence matched the sequence definition for BMP-8b. With the sequencing of the human genome, there has been revision in accessions numbers which has led to the designation of this protein as BMP-8a. Although there has been no change in this product, the name was updated for consistency with the sequence definition. The product description was updated to recombinant human BMP-8a in 2010 so publications prior to this time may refer to this product as BMP-8b.

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Reviews for Recombinant Human BMP-8a Protein

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Recombinant Human BMP-8a Protein
By Anonymous on 02/18/2021
Application: In vitro bioactivity in cell culture

Recombinant Human BMP-8a Protein
By Anonymous on 03/19/2019
Application: Immunoassay Standard