Query (optional) in Class All Allele Author Colleague Collection Assembly Gene Gene Class Gene Product Germplasm Image Journal Keyword Library Locus Map Map Data Marker Pathology Polymorphism Probe Protein QTL Rearrangement Reference Sequence Species Trait Trait Study Two Point Data GrainGenes Marker Report: pHTA[Submit comment/correction] ProbepHTA LocusXVAtp-A Reference DuPont FM and Morrissey PJ (1992) Subunit composition and Ca^2+^-activity of the vacuolar ATPase from barley roots. Archives of Biochemistry and Biophysics 294:341-346.