8075
Electrophoretic mobility shift assays and competition experiments showed that site A is recognized by an NF1 protein .
 GENE: NF1 protein
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: NF1 protein 
Answer:
 GENE: NF1 protein