1137
The revertant TATA boxes accelerated the kinetics of HIV replication when present in the context of an LTR containing a Sp1 mutation ( deletion or site specific ) ; no effect was observed on the infectivity of wild - type HIV .
 GENE: Sp1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: Sp1