Annotations: 2WAC

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	SNase_1	e2wacA2	A: beta barrels	X: OB-fold	H: Staphylococcal nuclease (From Topology)	T: Staphylococcal nuclease	F: SNase_1	ECOD (1.6)
A	TUDOR	e2wacA1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: TUDOR	ECOD (1.6)
B	SNase_1	e2wacB1	A: beta barrels	X: OB-fold	H: Staphylococcal nuclease (From Topology)	T: Staphylococcal nuclease	F: SNase_1	ECOD (1.6)
B	TUDOR	e2wacB2	A: beta barrels	X: SH3	H: SH3	T: SH3	F: TUDOR	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.50.90	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
A	2.30.30.140	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
B	2.40.50.90	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
B	2.30.30.140	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00567	Tudor domain (TUDOR)	Tudor domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CG7008-PA	nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 3'-phosphomonoesters endonuclease activity RNA binding binding organic cyclic compound binding nucleic acid binding	regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process organic substance metabolic process organic substance biosynthetic process negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process cellular metabolic process negative regulation of metabolic process biological regulation regulation of cellular metabolic process regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process organic substance metabolic process organic substance biosynthetic process negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process cellular metabolic process negative regulation of metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process negative regulation of cellular biosynthetic process regulatory ncRNA-mediated gene silencing regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process developmental process spermatogenesis sexual reproduction reproductive process multicellular organismal reproductive process developmental process involved in reproduction male gamete generation gamete generation catabolic process RNA metabolic process macromolecule catabolic process nucleobase-containing compound metabolic process RNA catabolic process mRNA catabolic process primary metabolic process mRNA metabolic process nucleic acid metabolic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process organic cyclic compound metabolic process nucleic acid catabolic process organic substance catabolic process	protein-containing complex ribonucleoprotein complex RNAi effector complex RISC complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR016071	Staphylococcal nuclease (SNase-like), OB-fold	Domain
A, B	IPR002999	Tudor domain	Domain
A, B	IPR035437	SNase-like, OB-fold superfamily	Homologous Superfamily
A, B	IPR016685	RNA-induced silencing complex, nuclease component Tudor-SN	Family
A, B	IPR047386	Tudor domain-containing protein 11, Tudor domain	Domain

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.