Annotations: 5YEP

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	V-set	e5yepD1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II	H: Rubredoxin-related	T: Tetrapyrrole methylase C-terminal domain	F: V-set	ECOD (v294.1)
C	V-set	e5yepC1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II	H: Rubredoxin-related	T: Tetrapyrrole methylase C-terminal domain	F: V-set	ECOD (v294.1)
B	V-set	e5yepB1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II	H: Rubredoxin-related	T: Tetrapyrrole methylase C-terminal domain	F: V-set	ECOD (v294.1)
A	V-set	e5yepA1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II	H: Rubredoxin-related	T: Tetrapyrrole methylase C-terminal domain	F: V-set	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, C, D	PF01934	Ribonuclease HepT-like (HepT-like)	Ribonuclease HepT-like	-	Family
A	PF18765	Polymerase beta, Nucleotidyltransferase (Polbeta)	Polymerase beta, Nucleotidyltransferase	A member of the nucleotidyltransferase fold found in polymorphic toxins (NTox45) and polyvalent proteins [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, C, D	Toxin-antitoxin system toxin HepN family	hydrolase activity catalytic activity endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding catalytic activity, acting on RNA RNA nuclease activity	-	protein-containing complex transcription regulator complex toxin-antitoxin complex transcription repressor complex
A	Toxin-antitoxin system antidote Mnt family	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding nucleic acid binding adenylyltransferase activity transferase activity nucleotidyltransferase activity catalytic activity AMPylase activity transferase activity, transferring phosphorus-containing groups cation binding metal ion binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C, D	IPR052379	Type VII TA system RNase	Family
B, C, D	IPR008201	Ribonuclease HepT-like	Domain
B, C, D	IPR037038	tRNA nuclease HepT-like superfamily	Homologous Superfamily
A	IPR052930	Protein adenylyltransferase MntA	Family
A	IPR041633	Polymerase beta, nucleotidyltransferase	Domain
A	IPR043519	Nucleotidyltransferase superfamily	Homologous Superfamily

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.