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: The LPP - encoded protein should be classified as a novel member of the group 3 proteins of the LIM protein gene family .
### Output Text:
The LPP - encoded protein should be classified as a novel member of the group 3 proteins of the LIM protein gene family . 