7S1U | pdb_00007s1u

Structure of human POT1C

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	KOG4757_2nd	e7s1uB1	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: KOG4757_2nd	ECOD (1.6)
B	KOG4757_1st	e7s1uB2	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Protection of telomeres protein 1 (POT1) C-terminal insertion domain (From Topology)	T: Protection of telomeres protein 1 (POT1) C-terminal insertion domain	F: KOG4757_1st	ECOD (1.6)
A	KOG4757_2nd	e7s1uA2	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: KOG4757_2nd	ECOD (1.6)
A	KOG4757_1st	e7s1uA1	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Protection of telomeres protein 1 (POT1) C-terminal insertion domain (From Topology)	T: Protection of telomeres protein 1 (POT1) C-terminal insertion domain	F: KOG4757_1st	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF21375	Protection of telomeres protein 1 (POT1), C-terminal insertion domain (POT1_C_insert)	Protection of telomeres protein 1 (POT1), C-terminal insertion domain	POT1 is responsible for binding to and protecting the 3' single-stranded DNA (ssDNA) overhang at most eukaryotic telomeres [1,2]. This is an insertion domain found at the C-terminal, described as Holliday junction resolvase-like domain (HJRL) in [1] ...	POT1 is responsible for binding to and protecting the 3' single-stranded DNA (ssDNA) overhang at most eukaryotic telomeres [1,2]. This is an insertion domain found at the C-terminal, described as Holliday junction resolvase-like domain (HJRL) in [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Protection of telomeres protein 1	sequence-specific DNA binding DNA binding binding nucleic acid binding telomeric DNA binding G-rich strand telomeric DNA binding sequence-specific single stranded DNA binding single-stranded telomeric DNA binding single-stranded DNA binding oxidized DNA binding oxidized purine DNA binding damaged DNA binding 8-hydroxy-2'-deoxyguanosine DNA binding G-rich single-stranded DNA binding sequence-specific DNA binding DNA binding binding nucleic acid binding telomeric DNA binding G-rich strand telomeric DNA binding sequence-specific single stranded DNA binding single-stranded telomeric DNA binding single-stranded DNA binding oxidized DNA binding oxidized purine DNA binding damaged DNA binding 8-hydroxy-2'-deoxyguanosine DNA binding G-rich single-stranded DNA binding DNA secondary structure binding telomeric D-loop binding D-loop DNA binding protein binding enzyme binding DEAD/H-box RNA helicase binding enzyme regulator activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity telomerase inhibitor activity	telomere maintenance via telomerase telomere organization chromosome organization primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA-templated DNA biosynthetic process nucleobase-containing compound metabolic process telomere maintenance via telomere lengthening telomere maintenance cellular component organization nucleic acid biosynthetic process organelle organization telomere maintenance via telomerase telomere organization chromosome organization primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process RNA-templated DNA biosynthetic process nucleobase-containing compound metabolic process telomere maintenance via telomere lengthening telomere maintenance cellular component organization nucleic acid biosynthetic process organelle organization biosynthetic process metabolic process cellular process macromolecule metabolic process cellular component organization or biogenesis DNA biosynthetic process regulation of telomere maintenance regulation of cellular component organization regulation of cellular process regulation of DNA biosynthetic process regulation of primary metabolic process regulation of nucleobase-containing compound metabolic process regulation of biosynthetic process regulation of biological process biological regulation regulation of chromosome organization regulation of macromolecule metabolic process regulation of telomere maintenance via telomere lengthening regulation of organelle organization regulation of telomere maintenance via telomerase regulation of macromolecule biosynthetic process regulation of metabolic process regulation of DNA metabolic process cellular component biogenesis cellular component assembly telomere assembly telomeric loop disassembly telomeric D-loop disassembly negative regulation of telomere maintenance negative regulation of biological process negative regulation of telomere maintenance via telomerase negative regulation of chromosome organization negative regulation of nucleobase-containing compound metabolic process negative regulation of cellular component organization negative regulation of metabolic process negative regulation of macromolecule biosynthetic process negative regulation of DNA biosynthetic process negative regulation of telomere maintenance via telomere lengthening negative regulation of cellular process negative regulation of macromolecule metabolic process negative regulation of organelle organization negative regulation of biosynthetic process negative regulation of DNA metabolic process establishment of protein localization to telomere localization establishment of protein localization establishment of protein localization to organelle establishment of protein localization to chromosome establishment of localization positive regulation of biological process regulation of DNA strand elongation positive regulation of metabolic process DNA strand elongation positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of DNA strand elongation positive regulation of DNA metabolic process cellular response to stimulus regulation of double-strand break repair response to stimulus regulation of cellular response to stress cellular response to stress response to stress regulation of response to stress regulation of double-strand break repair via nonhomologous end joining DNA repair double-strand break repair double-strand break repair via nonhomologous end joining regulation of DNA repair DNA damage response regulation of response to stimulus positive regulation of organelle organization positive regulation of macromolecule biosynthetic process 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 positive regulation of biosynthetic process positive regulation of DNA biosynthetic process telomere capping regulation of telomeric loop disassembly positive regulation of telomeric loop disassembly positive regulation of telomeric D-loop disassembly regulation of telomeric D-loop disassembly	membrane-bounded organelle protein-containing complex intracellular anatomical structure protein-DNA complex nucleus intracellular membraneless organelle nuclear protein-containing complex chromosome intracellular membrane-bounded organelle chromosomal region intracellular organelle cellular anatomical structure organelle telomere cap complex membrane-bounded organelle protein-containing complex intracellular anatomical structure protein-DNA complex nucleus intracellular membraneless organelle nuclear protein-containing complex chromosome intracellular membrane-bounded organelle chromosomal region intracellular organelle cellular anatomical structure organelle telomere cap complex membraneless organelle chromosome, telomeric repeat region chromosome, telomeric region shelterin complex nuclear telomere cap complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR032042	Protection of telomeres protein 1, ssDNA-binding domain	Domain
A, B	IPR011564	Telomeric single stranded DNA binding POT1/Cdc13	Domain
A, B	IPR048953	Protection of telomeres protein 1, C-terminal insertion domain	Domain
A, B	IPR028389	Protection of telomeres protein 1	Family
A, B	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q9NUX5	melanoma B-cell chronic lymphocytic leukemia melanoma, cutaneous malignant, susceptibility to, 10 lymphoid leukemia anaplastic oligodendroglioma Chromosome Aberrations familial melanoma mixed glioma skin cancer oligodendroglioma skin neoplasm cutaneous melanoma glioma susceptibility 9 malignant glioma ovarian cancer melanoma B-cell chronic lymphocytic leukemia melanoma, cutaneous malignant, susceptibility to, 10 lymphoid leukemia anaplastic oligodendroglioma Chromosome Aberrations familial melanoma mixed glioma skin cancer oligodendroglioma skin neoplasm cutaneous melanoma glioma susceptibility 9 malignant glioma ovarian cancer progressive supranuclear palsy lung cancer medulloblastoma Pick disease glioma lung carcinoma malignant ependymoma plasma cell myeloma chromosomal anomaly

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.