7770
A sterol - regulated protease initiates release of the NH2 - terminal segments of sterol regulatory element - binding proteins ( SREBPs ) from cell membranes , thereby allowing them to enter the nucleus and to stimulate transcription of genes involved in the uptake and synthesis of cholesterol and fatty acids .
 GENE: sterol regulatory element - binding proteins; GENE: SREBPs
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: sterol regulatory element - binding proteins, SREBPs 
Answer:
 GENE: sterol regulatory element - binding proteins; GENE: SREBPs