7131
These findings and the differential tissue distribution of p54 suggest that this novel SR protein may participate in regulation of alternative splicing in a tissue - and substrate - dependent manner .
 GENE: p54; GENE: SR protein
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: p54, SR protein 
Answer:
 GENE: p54; GENE: SR protein