1814
Within this sequence the MSAS gene was identified as a 5322 - bp - long open reading frame coding for a protein of 1774 amino acids and 190 , 731 Da molecular mass .
 MSAS gene
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 MSAS gene