Expression, purification and identification of Pla a1 in a codon-optimized Platanus pollen allergen

  • Authors:
    • Yun Liu
    • Xiuzhen Sun
    • Guizuo Wang
    • Ailin Tao
    • Yuanyuan Wu
    • Manxiang Li
    • Hongyang Shi
    • Mei Xie
  • View Affiliations

  • Published online on: April 21, 2015     https://doi.org/10.3892/mmr.2015.3652
  • Pages: 2197-2202
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Abstract

The present study aimed to express, purify and identify the major allergen gene, Pla a1, in Platanus pollen. According to previous studies, the major gene sequences of the Pla a1 allergen were obtained and codon optimization and synthesis of the genome were performed using DNAStar software. Following binding of the target gene fragment and the pET‑44a vector, the JM109 cells were transfected to produce positive clones. The vectors were then transformed into Escherichia coli Rosetta cells to induce the expression of the target protein. The exogenous protein was purified using affinity chromatography and was identified by western blot analysis. Pla a1, the major allergen protein in Platanus pollen, was successfully isolated and this exogenous protein was purified using affinity chromatography. The present study was the first, to the best of our knowledge, to obtain expression of the allergen recombinant protein, Pla a1, fused with a Strep‑TagII via codon optimization and provided the basis for the preparation of allergens with high purity, recombinant hypoallergenic allergens and allergen nucleic acid vaccines.
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August-2015
Volume 12 Issue 2

Print ISSN: 1791-2997
Online ISSN:1791-3004

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Spandidos Publications style
Liu Y, Sun X, Wang G, Tao A, Wu Y, Li M, Shi H and Xie M: Expression, purification and identification of Pla a1 in a codon-optimized Platanus pollen allergen. Mol Med Rep 12: 2197-2202, 2015
APA
Liu, Y., Sun, X., Wang, G., Tao, A., Wu, Y., Li, M. ... Xie, M. (2015). Expression, purification and identification of Pla a1 in a codon-optimized Platanus pollen allergen. Molecular Medicine Reports, 12, 2197-2202. https://doi.org/10.3892/mmr.2015.3652
MLA
Liu, Y., Sun, X., Wang, G., Tao, A., Wu, Y., Li, M., Shi, H., Xie, M."Expression, purification and identification of Pla a1 in a codon-optimized Platanus pollen allergen". Molecular Medicine Reports 12.2 (2015): 2197-2202.
Chicago
Liu, Y., Sun, X., Wang, G., Tao, A., Wu, Y., Li, M., Shi, H., Xie, M."Expression, purification and identification of Pla a1 in a codon-optimized Platanus pollen allergen". Molecular Medicine Reports 12, no. 2 (2015): 2197-2202. https://doi.org/10.3892/mmr.2015.3652