Annotations: 3X2E

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00670	e3x2eA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: PF00670	ECOD (1.6)
A	PF05221	e3x2eA2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Formate/glycerate dehydrogenase catalytic domain-like	F: PF05221	ECOD (1.6)
B	PF00670	e3x2eB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: PF00670	ECOD (1.6)
B	PF05221	e3x2eB2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Formate/glycerate dehydrogenase catalytic domain-like	F: PF05221	ECOD (1.6)
C	PF00670	e3x2eC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: PF00670	ECOD (1.6)
C	PF05221	e3x2eC2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Formate/glycerate dehydrogenase catalytic domain-like	F: PF05221	ECOD (1.6)
D	PF00670	e3x2eD2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: PF00670	ECOD (1.6)
D	PF05221	e3x2eD1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Formate/glycerate dehydrogenase catalytic domain-like	F: PF05221	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (4.3.0)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (4.3.0)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (4.3.0)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
D	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (4.3.0)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF05221	S-adenosyl-L-homocysteine hydrolase (AdoHcyase)	S-adenosyl-L-homocysteine hydrolase	-	Domain
A, B, C, D	PF00670	S-adenosyl-L-homocysteine hydrolase, NAD binding domain (AdoHcyase_NAD)	S-adenosyl-L-homocysteine hydrolase, NAD binding domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Adenosylhomocysteinase	hydrolase activity hydrolase activity, acting on carbon-sulfur bonds adenosylhomocysteinase activity catalytic activity	S-adenosylmethionine cycle organic substance metabolic process S-adenosylmethionine metabolic process cellular metabolic process sulfur compound metabolic process metabolic process cellular process small molecule metabolic process one-carbon metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR015878	S-adenosyl-L-homocysteine hydrolase, NAD binding domain	Domain
A, B, C, D	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR020082	S-adenosyl-L-homocysteine hydrolase, conserved site	Conserved Site
A, B, C, D	IPR042172	Adenosylhomocysteinase-like superfamily	Homologous Superfamily
A, B, C, D	IPR000043	Adenosylhomocysteinase-like	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.