Annotations: 5CET

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	DHHA1_1	e5cetA1	A: a+b three layers	X: C-terminal domain in DHH phosphoesterases (From Topology)	H: C-terminal domain in DHH phosphoesterases (From Topology)	T: C-terminal domain in DHH phosphoesterases	F: DHHA1_1	ECOD (1.6)
A	DHH	e5cetA2	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: DHH phosphoesterases	F: DHH	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
A	PF02272	DHHA1 domain (DHHA1)	DHHA1 domain	-	Family
A	PF01368	DHH family (DHH)	DHH family	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Bifunctional oligoribonuclease and PAP phosphatase NrnA	nuclease activity hydrolase activity, acting on ester bonds hydrolase activity exonuclease activity catalytic activity binding organic cyclic compound binding nucleic acid binding phosphoric ester hydrolase activity nucleotidase activity phosphatase activity 3'(2'),5'-bisphosphate nucleotidase activity	-	-