Annotations: 3H9U

S-adenosyl homocysteine hydrolase (SAHH) from Trypanosoma brucei

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	PDEase_I	e3h9uD1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: PDEase_I	ECOD (v295.2)
C	PDEase_I	e3h9uC1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: PDEase_I	ECOD (v295.2)
B	PDEase_I	e3h9uB1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: PDEase_I	ECOD (v295.2)
A	EVE	e3h9uA1	A: alpha arrays	X: Spectrin repeat-like	H: Enzyme IIa from lactose specific PTS, IIa-lac	T: Enzyme IIa from lactose specific PTS, IIa-lac	F: EVE	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
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)
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)
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)

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	oxoacid metabolic process sulfur amino acid metabolic process carbohydrate derivative metabolic process amino acid metabolic process L-methionine metabolic process nucleobase-containing compound metabolic process non-proteinogenic amino acid metabolic process nucleobase-containing small molecule metabolic process S-adenosylmethionine metabolic process small molecule metabolic process sulfur compound metabolic process purine ribonucleoside metabolic process homocysteine metabolic process L-methionine cycle oxoacid metabolic process sulfur amino acid metabolic process carbohydrate derivative metabolic process amino acid metabolic process L-methionine metabolic process nucleobase-containing compound metabolic process non-proteinogenic amino acid metabolic process nucleobase-containing small molecule metabolic process S-adenosylmethionine metabolic process small molecule metabolic process sulfur compound metabolic process purine ribonucleoside metabolic process homocysteine metabolic process L-methionine cycle modified amino acid metabolic process carboxylic acid metabolic process primary metabolic process nucleoside metabolic process purine-containing compound metabolic process proteinogenic amino acid metabolic process metabolic process cellular process purine nucleoside metabolic process ribonucleoside metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen

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

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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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.