Variant: rs3817621 

    present in Gene: KLF1
    present in Chromosome: 19
    Position on Chromosome: 12887391
    Alleles of this Variant: G/C;T

rs3817621 in KLF1 gene and Corpuscular Hemoglobin Concentration Mean PMID 23222517 2012 Seventy-five genetic loci influencing the human red blood cell.

rs3817621 in KLF1 gene and Reticulocyte count (procedure) PMID 27863252 2016 The Allelic Landscape of Human Blood Cell Trait Variation and Links to Common Complex Disease.