13105
Molecular analysis using Southern blot hybridisation , PCR , and direct DNA sequencing showed that neither the patient nor her brother had a detectable deletion or other abnormalities of Y chromosome sequences , including the SRY (sex determining region of the Y chromosome) gene sequence .
 ( DNA: SRY (sex determining region of the Y chromosome) gene sequence, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: SRY (sex determining region of the Y chromosome) gene sequence, None) 