One row's worth of fine-mapping: the variants and the stored
fit. Build one with fineMappingRow and pass a list of them
as a collection's entry argument.
Slots
variantsA
GRangesof the fit's variants whose metadata columns are the per-varianttopLocivalues.susieFitThe stored fine-mapping fit, or
NULL.cvResultCross-validation payload, or
NULL.