Annotations: 4BJ1

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF21450	e4bj1A3	A: alpha arrays	X: Histone-like	H: Histone-related	T: AAA+ ATPase lid domain	F: PF21450	ECOD (1.6)
A	PF21449	e4bj1A2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PF21449	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.120.1650	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)		CATH (4.3.0)
A	3.40.50.12060	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF21450	RIF2, AAA+ lid domain (RIF2_lid)	RIF2, AAA+ lid domain	RIF2 is involved in transcriptional silencing and telomere length regulation [1]. It belongs to the ATPase family associated with diverse cellular activities. This domain represents the alpha-helical AAA+ lid domain described in [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROTEIN RIF2	sequence-specific DNA binding DNA binding binding organic cyclic compound binding nucleic acid binding telomeric DNA binding	telomere organization chromosome organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance cellular component organization nucleobase-containing compound metabolic process organic cyclic compound metabolic process organelle organization organic substance metabolic process telomere capping cellular process metabolic process telomere organization chromosome organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance cellular component organization nucleobase-containing compound metabolic process organic cyclic compound metabolic process organelle organization organic substance metabolic process telomere capping cellular process metabolic process cellular component organization or biogenesis macromolecule metabolic process cellular biosynthetic process RNA-templated DNA biosynthetic process telomere maintenance via telomere lengthening nucleic acid biosynthetic process organic substance biosynthetic process telomere maintenance via telomerase cellular metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process biosynthetic process organic cyclic compound biosynthetic process DNA biosynthetic process	intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle chromosome chromosome, telomeric region cellular anatomical entity chromosomal region non-membrane-bounded organelle membrane-bounded organelle protein-containing complex protein-DNA complex nucleus nuclear protein-containing complex intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle chromosome chromosome, telomeric region cellular anatomical entity chromosomal region non-membrane-bounded organelle membrane-bounded organelle protein-containing complex protein-DNA complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle telomere cap complex chromosome, telomeric repeat region shelterin complex nuclear telomere cap complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR049045	RIF2, AAA+ lid domain	Domain
A	IPR049044	RIF2, ASCE domain	Domain

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.