Gene AberationType Aberation Prognosis Ethnicity
BTNL2 SNP rs2076530 predisposition German, Portugese, Danish and Caucasians (low level risk)
No effect African American and Japanese
  SNP rs2076530+rs9268480 Predisposition European Americans and African Americans
NOD Deletion 6 Base Deletion Nod2 Predisposition  
NOTCH Polymorphism Polymprphism to Notch4 Predisposition  
Anxa11 SNP rs1049550 Predisposition German and African Americans
SNP rs1049550*T Protective  
Table 1: Genetic aberrations of HLA associated genes and prognosis of ethnic groups harboring them.