7500
The E - box sequence in the SE2 fragment of the transferrin promoter was CATCTG and was similar in gel shifts to the consensus E - box elements ( CANNTG ) previously characterized .
 GENE: SE2 fragment; GENE: transferrin promoter
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: SE2 fragment, transferrin promoter 
Answer:
 GENE: SE2 fragment; GENE: transferrin promoter