Complementation testing demonstrated that this mutation is an allele of the original brown (Tyrp1b) mutation. The Tyrp1b-c allele was found among (DBA/1 X C57BL/10)F1 offspring. Because DBA is homozygous for Tyrp1b, the mutation occurred on C57BL10.
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count