2738
In studies of eight kindred , the 28 - base pair deletion was observed in all C2Q0 alleles associated with the common type I deficient complotype / haplotype ; this deletion was not present in normal C2 nor in type II C2 - deficient genes .
 type II C2 - deficient
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 type II C2 - deficient