Figure 3. . Suppressed or redundant RefSeq records.

Figure 3.

Suppressed or redundant RefSeq records. (A) A standard text statement is included on the Entrez document summary for suppressed RefSeq records. (A) If redundant RefSeq records are merged, then both accession numbers appear on the flat file ACCESSION line (yellow arrow). The first ACCESSION number listed is the primary identifier and all others listed are "secondary" accession numbers.

From: Chapter 18, The Reference Sequence (RefSeq) Database

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The NCBI Handbook [Internet].
McEntyre J, Ostell J, editors.

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