Page last updated: 03/17/2023

Variant Allele Reports

To report a variant allele, you can:

Copy the fields on this page, paste them in an e-mail message, fill in the requested information, and send it to STRBase at


Allele Designation:

Allele Size:



Amplification Kit(s) (use abbreviations listed at the end of the table, e.g. PR, PS, etc.):

Contributor and Agency:


Verification and/or Conformation method(s):


Frequency (number on times observed):