9345
Although YBR159W localizes to the endoplasmic reticulum membrane , subcellular fractionation experiments show that a fraction of eIF2B cofractionates with lipid membranes in a YBR159W - independent manner .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None