From: Two previously proposed P1/P2-differentiating and nine novel polymorphisms at the A4GALT (Pk) locus do not correlate with the presence of the P1 blood group antigen
Combination of polymorphisms
Phenotype
No.
-550T;-160A (homozygous)
-550T;-160A -551_550insC;-160G (heterozygous)
-551_-550insC;-160G (homozygous)
P1
58
8
32
18
P2
20
0
P1k
3
2
1
P2k
p
16