7381
Recurrent G - to - A substitution in a single codon of SREBP cleavage - activating protein causes sterol resistance in three mutant Chinese hamster ovary cell lines .
 SREBP cleavage - activating protein
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 SREBP cleavage - activating protein