In the sentence extracted from biomedical literature, identify all the disease entities. The required answer format is the same sentence with HTML <span> tags to mark up specific entities. 
### Entity Markup Guides:
Use <span class="disease"> to denote a disease.

### Input Text: This BRCA1 - associated RING domain ( BARD1 ) protein contains an N - terminal RING motif , three tandem ankyrin repeats , and a C - terminal sequence with significant homology to the phylogenetically conserved BRCT domains that lie near the C terminus of BRCA1 .
### Output Text:
This BRCA1 - associated RING domain ( BARD1 ) protein contains an N - terminal RING motif , three tandem ankyrin repeats , and a C - terminal sequence with significant homology to the phylogenetically conserved BRCT domains that lie near the C terminus of BRCA1 . 