1130
Gap b3 consists of two polypeptide chains ( Mr = 110 , 000 and 30 , 000 ) , which seem to be proteolytic cleavage products connected by disulfide bonds from a precursor protein .
 GENE: Gap b3
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: Gap b3 
Answer:
 GENE: Gap b3