Table 3.

BranchApriori ω values for the HIV ancestral branch and the rest of the tree

Allele	HIV ancestral branch ω	Rest of the tree ω	p-value
A*0201	2.5	1.2	0.08
A*6801	3.5	1.6	0.04
B*2705	1.0	1.1	0.65