This allele comprises a duplication of loci D17Tu5 and Tcp-1 determined by gene-specific probing of genomic DNA. A duplication of T is inferred from the fact that mice of the genotype T/tTu3 have normal tails rather than short tails or no tails.
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count