1799
Here , we have used specific antibody to identify and characterize the SSN6 protein .
 GENE: SSN6 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: SSN6 protein 
Answer:
 GENE: SSN6 protein