7164
This element , termed CREsp - a ( TGACCTCA ) , differs by one nucleotide from a palindromic CRE ( CREpal , TGACGTCA ) , which is known to bind CREB as a homodimer .
 GENE: CREB
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: CREB 
Answer:
 GENE: CREB