Variant: rs9739640 

    present in Gene: SP1
    present in Chromosome: 12
    Position on Chromosome: 53389390
    Alleles of this Variant: A/G

rs9739640 in SP1 gene and Reticulocyte count (procedure) PMID 27863252 2016 The Allelic Landscape of Human Blood Cell Trait Variation and Links to Common Complex Disease.