The full-length porcine NME1 cDNA was amplified and inserted into pcDNATM3.1/myc-His(-)A vector (Invitrogen) to generate a plasmid expressing Myc-tagged NME1 (Myc-NME1). A series of plasmids expressing Flag-tagged viral proteins were constructed as described previously52 . HA-tagged p53 plasmid (HA-p53) was constructed by inserting full-length p53 cDNA into pCAGGs vector (including a C-terminal HA tag). Flag-p53, p53-Luc reporter plasmids and control plasmid Renilla luciferase pRL-TK were kindly provided by Zhiyong Ma (Shanghai Veterinary Research Institute, Chinese Academy of Agricultural Sciences, China)53 (link). All the expressing plasmids used in this study were analyzed and verified by DNA sequencing.
Commercial antibodies included: mouse monoclonal anti-Myc, monoclonal anti-Flag, rabbit polyclonal anti-NME1, and mouse monoclonal anti-β-actin (Santa Cruz Biotechnology); mouse monoclonal anti-hemagglutinin (HA) (BioLegend); mouse monoclonal anti-Flag (Sigma); rabbit polyclonal anti-eukaryotic translation initiation factor 4 gamma (eIF4G) (Abcam); rabbit polyclonal anti-LC3B (Sigma); rabbit monoclonal anti-ATG12 (Cell signaling technology); rabbit polyclonal anti-VP1 antibody was prepared by our laboratory as described previously48 (link).
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