PETRA

Pretrained Evolutionary TRAnsformer for SARS-CoV-2 mutation prediction

Predict emerging SARS-CoV-2 mutations powered by evolutionary modeling

🆕 Recently Designated Variants (loading...)
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Query Form

Required Parameters
Optional Parameters

🧬 Batch Analysis (FASTA)

Upload a FASTA file to automatically classify variants and predict mutations. Max 50 sequences.

Supported: .fasta, .fa, .fna — max 50MB. Sequences beyond 50 are ignored.

#SequenceVariantAdd. MutsPredictions
Result based on PETRA trained on UShER data 2026-04-22