1941
Polypyrimidine and ssDNA binding by the isolated VH domain of immunization - induced anti - Z - DNA Ab resembles the activity of natural autoantibodies and suggests that VH - dependent binding to a ligand mimicked by polypyrimidines may play a role in B cell selection before immunization with Z - DNA .
 GENE: VH domain; GENE: VH
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: VH domain; GENE: VH