3897
Uptake of colicins required different domains in TonB , for colicin B and M around residue 160 and for colicin Ia , a domain closer to the C - terminal end .
 GENE: colicins; GENE: TonB; GENE: colicin B and M; GENE: colicin Ia
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: colicins; GENE: TonB; GENE: colicin B and M; GENE: colicin Ia