locus-tag	class	description
Atoyac15_39	PF01367	5'-3' exonuclease, C-terminal SAM fold
Atoyac15_39	PF02739	5'-3' exonuclease, N-terminal resolvase-like domain
Atoyac15_39	PF00476	DNA polymerase family A
Atoyac15_39	PF09281	Taq polymerase, exonuclease