• 1Department of Medical Cosmetology, the Affiliated Hospital of Xi’an Medical University, Xi’an Shaanxi, 710077, P.R.China;;
  • 2Department of Plastic and Burn Surgery, the First Affiliated Hospital of Chongqing Medical University;;
  • 3Department of Plastic and Burn Surgery, the First Affiliated Hospital of Chengdu Medical College. Corresponding author: MA Bing, E-mail: dmabing@hotmail.com;
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Objective To construct human secreted apoptosis-related protein 1 (SARP1) gene yeast two-hybrid bait vector so as to study the biological functions of the SARP1 gene in the scar tissue. Methods The target gene from SARP1 gene full-length DNA segment was amplified by PCR, the upstream and downstream primers of the SARP1 gene with restriction enzymes Nde I and Sal I were designed. pGBKT7-SARP1 recombination plasmid was constructed by ligating the vector and the PCR production and identified by PCR and sequencing. Further more, pGBKT7-SARP1 was transformed into competent AH109 which contained kanamycin for selecting positive clones and screened the positive clony on the plate of SD/-Trp. The toxicity and transcriptional activation were tested by the phenotype assay. Results SARP1 was amplified and cloned into pGBKT7 successfully, SARP1 gene sequence in recombinant plasmid pGBKT7-SARP1 was verified by gel electrophoresis and DNA sequencing analysis. The sequence of inserted SARP1 gene was the same as the corresponding sequence found in GenBank database. The recombinant pGBKT7-SARP1 plasmids and empty pGBKT7 vector could form white colonies on SD/-Trp plates and none could survive on SD/-Leu plates. Conclusion The recombinant pGBKT7-SARP1 gene yeast two-hybrid bait vector is successfully constructed.

Citation: ZHANG Wei,HE Guangzhao,MA Bing. CONSTRUCTION AND EXPRESSION IDENTIFICATION OF HUMAN SECRETED APOPTOSIS-RELATED PROTEIN 1 GENE YEAST TWO-HYBRID BAIT VECTOR. Chinese Journal of Reparative and Reconstructive Surgery, 2012, 26(12): 1492-1496. doi: Copy