14515
p49 has a approximately 18-fold-lower affinity for the HIV kappa B site (KD = 69.1 pM) than does the approximately 50-kDa protein NFKB1(p50) derived from p105 (KD = 3.9 pM).
 protein: NFKB1(p50); DNA: kappa B site; protein: p49; protein: p105
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: NFKB1(p50), kappa B site, p49, p105 
Answer:
 protein: NFKB1(p50); DNA: kappa B site; protein: p49; protein: p105