locus-tag	class	description
Rctr197k_021	PF14490	Helix-hairpin-helix containing domain
Rctr197k_021	PF18335	ATP-dependent RecD-like DNA helicase SH3 domain
Rctr197k_021	PF13538	UvrD-like helicase C-terminal domain
Rctr197k_028	PF01367	5'-3' exonuclease, C-terminal SAM fold
Rctr197k_028	PF02739	5'-3' exonuclease, N-terminal resolvase-like domain
Rctr197k_028	PF00476	DNA polymerase family A
Rctr197k_028	PF09281	Taq polymerase, exonuclease
Rctr197k_194	PF00929	Exonuclease