1373
It is also involved in T- acute and- chronic leukemias arising in cases of ataxia-telangiectasia ( AT ), an immunodeficiency syndrome .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 None