Chemical reaction (1)   
   KEGG ENZYME (1)   
Genome (1)   
   KEGG GENOME (1)   
Gene (4)   
   KEGG ORTHOLOGY (1)   
   NCBI-Gene (1)   
   NCBI-GI (2)   
Protein sequence (2)   
   UniProt (1)   
   RefSeq(pep) (1)   
DNA sequence (2)   
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Protein domain (2)   
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Others (1)   
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All databases (13)