| Qualifier | compare |
| Definition | Reference details of an existing public INSD entry to which a comparison is made |
| Value Format | [accession-number.sequence-version] |
| Example | <INSDQualifier_value>AJ634337.1</INSDQualifier_value> |
| Comment | This qualifier may be used on the following features: misc_difference, unsure, and variation. Multiple compare qualifiers with different contents are allowed within a single feature. This qualifier is not intended for large-scale annotation of variations, such as SNPs. |