Rapid and sensitive detection of genome contamination at scale with FCS-GX

Table 1 Summary of contamination detected in genome submissions to NCBI in 2022

Organism group	Total submissions	Contaminated submissions^a	Common contaminants^b	Contamination matching other foreign sequences
Bacteria & Archaea	155,618	16,263	9381	8647
Eukaryota	11,232	4063	3196	2613
Other genomes	3771	413	338	227
Total	170,621	20,739	12,925	11,487

^aSubmissions contaminated with common contaminants, other foreign sequences, or both
^bIncludes adaptors, vectors, bacterial insertion sequences, and bacteria/virus genomes commonly found in assemblies (e.g., E. coli, phiX174)

ISSN: 1474-760X