You can definitely apply for SBI clerk exam. As long as you are an Indian citizen, you meet the basic eligibility criteria. Your parents' nationality doesn't affect your eligibility for government jobs in India.
To apply for the SBI Clerk exam, you will generally need the following documents:

• Proof of Nationality: A valid Indian passport or Aadhaar card.
• Educational Qualifications: Graduation degree certificate and mark sheets.
• Date of Birth Proof: Birth certificate, passport, or Aadhaar card.
• Category Certificate (if applicable): If you belong to a reserved category, you'll need to provide the necessary certificate.
• Photograph and Signature: As per the specified dimensions.
• Other documents: As mentioned in the official notification.
  
  I hope this information helps you.