Unique (or near-Unique) Mutation Event that can be used to further define a haplogroup These are diallelic markers notated as SY81, SRY4064, YAP, SRY1532, SRY10831, M13, M9, TAT, M20, SRY+465, 92R7 & M17, as examples The Basque population is a sub-clade of Hg1 defined by a mutation at SRY2627 These UMEs are being included in the new Y-chromosome tests for genealogy and are part of the new YCC nomenclature
UNI Management Entity: The software residing in the ATM devices at each end of the UNI circuit that implements the management interface to the ATM network