9104
The presence of PDZ and SAM domains in the KS5 protein suggests that it may act as a molecular adaptor , promoting and relaying information in a signal transduction pathway .
 PDZ, KS5 protein
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 PDZ, KS5 protein