5387
We show here that the binding of C1F in vitro is sensitive to the concentration of calcium ions .
 GENE: C1F
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: C1F 
Answer:
 GENE: C1F