1059
Transcription factors belonging to the NF-kappa B family are controlled by inhibitory I kappa B proteins , mainly I kappa B alpha and I kappa B beta .
 protein: NF-kappa B family; protein: Transcription factors; protein: I kappa B beta; protein: inhibitory I kappa B proteins; protein: I kappa B alpha; protein: NF-kappa B
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: NF-kappa B family; protein: Transcription factors; protein: I kappa B beta; protein: inhibitory I kappa B proteins; protein: I kappa B alpha; protein: NF-kappa B