In {HEAD ~ one embodiment}, the invention provides {TAIL ~ an isolated DNA sequence} encoding a DEAH box leflunomide resistant protein 
In { HEAD ~ one embodiment } , the invention provides { TAIL ~ an isolated DNA sequence } encoding a DEAH box leflunomide resistant protein
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH