6623
GRP78 , a molecular chaperone expressed in the endoplasmic reticulum , is a " glucose - regulated protein " induced by stress responses that deplete glucose or intracisternal calcium or otherwise disrupt glycoprotein trafficking .
 GRP78
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 GRP78