Annotations: 5XSI

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	DHHA1_1	e5xsiA1	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	e5xsiA2	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: DHH phosphoesterases	F: DHH	ECOD (1.6)
B	DHHA1_1	e5xsiB1	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)
B	DHH	e5xsiB2	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: DHH phosphoesterases	F: DHH	ECOD (1.6)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Phosphodiesterase acting on cyclic dinucleotides	binding nucleic acid binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding hydrolase activity catalytic activity transferase activity cyclic-di-AMP phosphodiesterase activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups cation binding ion binding binding nucleic acid binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding hydrolase activity catalytic activity transferase activity cyclic-di-AMP phosphodiesterase activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups cation binding ion binding metal ion binding	-	cell periphery cellular anatomical structure plasma membrane membrane

Chains	Accession	Name	Type
A, B	IPR051319	Bifunctional oligoribonuclease/pAp-phosphatase and c-di-AMP PDE	Family
A, B	IPR049553	Cyclic-di-AMP phosphodiesterase GdpP-like, PAS domain	Domain
A, B	IPR014528	Cyclic-di-AMP phosphodiesterase GdpP/PdeA	Family
A, B	IPR000160	GGDEF domain	Domain
A, B	IPR003156	DHHA1 domain	Domain
A, B	IPR001667	DDH domain	Domain
A, B	IPR038763	DHH phosphoesterase superfamily	Homologous Superfamily