13338
We describe here a novel mutation , present in the FY*B coding sequence ( 271C --> T ), that is associated with some Fy(b-) phenotypes among non-Ashkenazi Jews and among Brazilian blacks .
 FY*B coding sequence
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 FY*B coding sequence