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: Operon R4[Submit comment/correction] ProbeOperon R4 LocusOpR4R11Xopr4R11 TypePCR PCR primersCCCGTAGCAC