Annotations: 2I46

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	TPP1-like	8044709	4004093	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Nucleic acid-binding proteins	8052151	3000135	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Nucleic acid-binding proteins	8052151	3000135	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TPP1	e2i46A1	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: TPP1	ECOD (1.6)
B	TPP1	e2i46B1	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: TPP1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.50.960	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
B	2.40.50.960	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF10341	Shelterin complex subunit, TPP1/ACD (TPP1)	Shelterin complex subunit, TPP1/ACD	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Adrenocortical dysplasia protein homolog	sequence-specific DNA binding DNA binding binding organic cyclic compound binding nucleic acid binding telomeric DNA binding protein-containing complex binding protein binding DNA polymerase binding enzyme binding	cellular biosynthetic process telomere organization RNA-templated DNA biosynthetic process nucleobase-containing compound metabolic process telomere maintenance via telomere lengthening cellular component organization nucleic acid biosynthetic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process cellular component organization or biogenesis telomere maintenance via telomerase cellular metabolic process cellular biosynthetic process telomere organization RNA-templated DNA biosynthetic process nucleobase-containing compound metabolic process telomere maintenance via telomere lengthening cellular component organization nucleic acid biosynthetic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process cellular component organization or biogenesis telomere maintenance via telomerase cellular metabolic process chromosome organization cellular nitrogen compound metabolic process primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process telomere maintenance organic cyclic compound metabolic process organelle organization biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process metabolic process cellular process macromolecule metabolic process DNA biosynthetic process cellular aromatic compound metabolic process developmental process multicellular organism development multicellular organismal process segmentation anatomical structure development pattern specification process regionalization skeletal system development system development urogenital system development cellular component biogenesis cellular component assembly telomere assembly limb development appendage development embryonic limb morphogenesis embryonic morphogenesis embryonic appendage morphogenesis embryo development anatomical structure morphogenesis appendage morphogenesis limb morphogenesis negative regulation of telomere maintenance regulation of cellular process negative regulation of biological process negative regulation of nitrogen compound metabolic process negative regulation of telomere maintenance via telomerase regulation of DNA biosynthetic process negative regulation of cellular metabolic process regulation of primary metabolic process regulation of nitrogen compound metabolic process negative regulation of chromosome organization negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of biological process negative regulation of cellular component organization negative regulation of metabolic process regulation of cellular metabolic process regulation of chromosome organization regulation of telomere maintenance via telomere lengthening regulation of organelle organization negative regulation of cellular biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of metabolic process negative regulation of DNA biosynthetic process regulation of DNA metabolic process regulation of telomere maintenance regulation of cellular component organization negative regulation of telomere maintenance via telomere lengthening negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process regulation of telomere maintenance via telomerase regulation of cellular biosynthetic process negative regulation of organelle organization negative regulation of biosynthetic process negative regulation of DNA metabolic process establishment of protein localization to telomere protein localization establishment of protein localization cellular localization protein localization to chromosome, telomeric region establishment of localization localization establishment of protein localization to organelle protein localization to chromosome cellular macromolecule localization macromolecule localization protein localization to organelle establishment of protein localization to chromosome nitrogen compound transport transport organic substance transport intracellular transport protein transport establishment of localization in cell intracellular protein transport regulation of catalytic activity regulation of transferase activity positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of macromolecule metabolic process positive regulation of nucleobase-containing compound metabolic process regulation of molecular function positive regulation of DNA metabolic process regulation of telomerase activity positive regulation of biological process positive regulation of cellular metabolic process positive regulation of molecular function positive regulation of biosynthetic process positive regulation of cellular process positive regulation of telomerase activity positive regulation of transferase activity positive regulation of catalytic activity positive regulation of DNA biosynthetic process positive regulation of nitrogen compound metabolic process positive regulation of cellular biosynthetic process positive regulation of organelle organization positive regulation of telomere maintenance via telomere lengthening positive regulation of telomere maintenance positive regulation of chromosome organization positive regulation of telomere maintenance via telomerase positive regulation of cellular component organization cellular response to stimulus telomere maintenance in response to DNA damage response to stimulus cellular response to stress response to stress protection from non-homologous end joining at telomere telomere capping DNA damage response regulation of DNA binding regulation of binding regulation of telomeric DNA binding positive regulation of binding positive regulation of DNA binding regulation of single-stranded telomeric DNA binding positive regulation of telomeric DNA binding positive regulation of single-stranded telomeric DNA binding	membrane-bounded organelle protein-containing complex intracellular anatomical structure catalytic complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle telomerase holoenzyme complex organelle ribonucleoprotein complex protein-DNA complex chromosome membrane-bounded organelle protein-containing complex intracellular anatomical structure catalytic complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle telomerase holoenzyme complex organelle ribonucleoprotein complex protein-DNA complex chromosome chromosomal region telomere cap complex intracellular non-membrane-bounded organelle chromosome, telomeric repeat region chromosome, telomeric region shelterin complex non-membrane-bounded organelle nuclear telomere cap complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen nuclear body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR028631	Adrenocortical dysplasia protein	Family
A, B	IPR019437	Shelterin complex subunit TPP1/Est3	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q96AP0	dyskeratosis congenita, autosomal dominant 6 dyskeratosis congenita familial melanoma Hoyeraal-Hreidarsson syndrome gastric carcinoma osteosarcoma DYSKERATOSIS CONGENITA, AUTOSOMAL RECESSIVE 7 hematopoietic and lymphoid system neoplasm subependymal giant cell astrocytoma

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.