2652
Pretreatment of cells with protein tyrosine kinase inhibitors and the dominant negative allele of c-Raf-1 ( Raf 301 ) inhibited I kappa B alpha degradation , NF-kappa B binding , and transactivation of kappa B reporter constructs by hypoxia .
 ( protein: NF-kappa B, None) , ( DNA: dominant negative allele, None) , ( protein: tyrosine kinase, None) , ( protein: I kappa B alpha, None) , ( DNA: kappa B reporter constructs, None) , ( protein: Raf 301, None) , ( DNA: c-Raf-1, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: NF-kappa B, None) , ( DNA: dominant negative allele, None) , ( protein: tyrosine kinase, None) , ( protein: I kappa B alpha, None) , ( DNA: kappa B reporter constructs, None) , ( protein: Raf 301, None) , ( DNA: c-Raf-1, None) 