Annotations: 6UK3

Crystal Structure of S-adenosyl-L-homocysteine hydrolase from Acanthamoeba castellanii with bound NAD and Adenosine

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	PSII	e6uk3D1	A: alpha arrays	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat)	T: Acyl-CoA N-acyltransferases (Nat)	F: PSII	ECOD (v295.2)
C	PSII	e6uk3C1	A: alpha arrays	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat)	T: Acyl-CoA N-acyltransferases (Nat)	F: PSII	ECOD (v295.2)
B	PSII	e6uk3B1	A: alpha arrays	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat)	T: Acyl-CoA N-acyltransferases (Nat)	F: PSII	ECOD (v295.2)
A	Lipocalin	e6uk3A1	A: alpha arrays	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat)	T: Acyl-CoA N-acyltransferases (Nat)	F: Lipocalin	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 (utative)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
C	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (utative)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
B	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (utative)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
A	3.40.50.1480	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Adenosylhomocysteinase-like	CATH (utative)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)

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	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding 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 one-carbon metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.