5618
In humans, there are two highly homologous genes encoding SCM-1alpha and SCM-1beta .
 protein: SCM-1beta; DNA: homologous genes; protein: SCM-1alpha
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: SCM-1beta, homologous genes, SCM-1alpha 
Answer:
 protein: SCM-1beta; DNA: homologous genes; protein: SCM-1alpha