LD structure and haplotypes in FGA and FGG genes. (A) Five FGA (H1-H5) and 4 FGG (H1-H4) haplotypes are defined by 7 htSNPs capturing 97.5% of the genetic variation in the extended linkage disequilibrium (LD) block harboring FGA and FGG. (B) LD structure underlying FGA and FGG.