6HQ3 | pdb_00006hq3

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Histone	e6hq3D1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Histone	ECOD (v294.1)
C	Csx1_CARF	e6hq3C1	A: a/b three-layered sandwiches	X: Ten stranded beta/alpha barrel	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: Csx1_CARF	ECOD (v294.1)
B	Histone	e6hq3B1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Histone	ECOD (v294.1)
A	Csx1_CARF	e6hq3A1	A: a/b three-layered sandwiches	X: Ten stranded beta/alpha barrel	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: Csx1_CARF	ECOD (v294.1)

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00027	Cyclic nucleotide-binding domain (cNMP_binding)	Cyclic nucleotide-binding domain	This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043).	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	EAL Enzyme Bd1971	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding cation binding ion binding metal ion binding phosphoric ester hydrolase activity hydrolase activity, acting on ester bonds phosphoric diester hydrolase activity cyclic-guanylate-specific phosphodiesterase activity hydrolase activity catalytic activity	-	-

Chains	Accession	Name	Type
A, B, C, D	IPR018488	Cyclic nucleotide-binding, conserved site	Conserved Site
A, B, C, D	IPR000595	Cyclic nucleotide-binding domain	Domain
A, B, C, D	IPR050706	Cyclic-di-GMP_PDE-like	Unknown
A, B, C, D	IPR018490	Cyclic nucleotide-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR001633	EAL domain	Domain
A, B, C, D	IPR035919	EAL domain superfamily	Homologous Superfamily
A, B, C, D	IPR014710	RmlC-like jelly roll fold	Homologous Superfamily