1XNA | pdb_00001xna

NMR SOLUTION STRUCTURE OF THE SINGLE-STRAND BREAK REPAIR PROTEIN XRCC1-N-TERMINAL DOMAIN

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1xnaa_	All beta proteins	Galactose-binding domain-like	Galactose-binding domain-like	N-terminal domain of xrcc1	N-terminal domain of xrcc1	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	galactose-binding domain-like	8041154	3000087	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		e1xnaA1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F:	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.120.260	Mainly Beta	Sandwich	Jelly Rolls	Galactose-binding domain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01834	XRCC1 N terminal domain (XRCC1_N)	XRCC1 N terminal domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROTEIN (DNA-REPAIR PROTEIN XRCC1)	DNA binding oxidized DNA binding binding damaged DNA binding nucleic acid binding endonuclease activity catalytic activity, acting on a nucleic acid hydrolase activity DNA nuclease activity 3' overhang single-stranded DNA endonuclease activity DNA endonuclease activity single-stranded DNA endonuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on DNA DNA binding oxidized DNA binding binding damaged DNA binding nucleic acid binding endonuclease activity catalytic activity, acting on a nucleic acid hydrolase activity DNA nuclease activity 3' overhang single-stranded DNA endonuclease activity DNA endonuclease activity single-stranded DNA endonuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on DNA nuclease activity catalytic activity ADP-D-ribose modification-dependent protein binding protein binding modification-dependent protein binding poly-ADP-D-ribose binding carbohydrate derivative binding enzyme binding	regulation of molecular function regulation of catalytic activity biological regulation negative regulation of molecular function negative regulation of catalytic activity regulation of transferase activity negative regulation of protein ADP-ribosylation regulation of protein ADP-ribosylation developmental process multicellular organismal process head development forebrain development animal organ development brain development regulation of molecular function regulation of catalytic activity biological regulation negative regulation of molecular function negative regulation of catalytic activity regulation of transferase activity negative regulation of protein ADP-ribosylation regulation of protein ADP-ribosylation developmental process multicellular organismal process head development forebrain development animal organ development brain development nervous system development pallium development multicellular organism development central nervous system development anatomical structure development telencephalon development hippocampus development limbic system development system development cellular response to stimulus telomere maintenance in response to DNA damage negative regulation of telomere maintenance regulation of cellular process response to stimulus regulation of cellular response to stress negative regulation of biological process telomere organization regulation of primary metabolic process nucleobase-containing compound metabolic process negative regulation of chromosome organization negative regulation of nucleobase-containing compound metabolic process negative regulation of telomere maintenance in response to DNA damage regulation of nucleobase-containing compound metabolic process regulation of biological process negative regulation of cellular component organization negative regulation of metabolic process primary metabolic process DNA metabolic process regulation of chromosome organization regulation of organelle organization telomere maintenance telomere capping regulation of response to stimulus metabolic process macromolecule metabolic process regulation of metabolic process regulation of DNA metabolic process regulation of telomere maintenance regulation of cellular component organization regulation of protection from non-homologous end joining at telomere cellular component organization cellular response to stress response to stress regulation of response to stress negative regulation of cellular process cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of telomere maintenance in response to DNA damage negative regulation of response to stimulus protection from non-homologous end joining at telomere chromosome organization regulation of macromolecule metabolic process negative regulation of protection from non-homologous end joining at telomere nucleic acid metabolic process organelle organization negative regulation of organelle organization DNA damage response cellular process negative regulation of telomere capping negative regulation of DNA metabolic process regulation of telomere capping DNA recombination mitotic recombination telomeric DNA-containing double minutes formation telomere maintenance via recombination single strand break repair DNA repair base-excision repair regulation of base-excision repair regulation of DNA repair response to oxidative stress response to chemical response to oxygen-containing compound response to hydroperoxide double-strand break repair double-strand break repair via nonhomologous end joining	membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle nucleotide-excision repair complex ERCC4-ERCC1 complex membrane-enclosed lumen intracellular membraneless organelle nucleolus membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle nucleotide-excision repair complex ERCC4-ERCC1 complex membrane-enclosed lumen intracellular membraneless organelle nucleolus intracellular organelle lumen organelle lumen membraneless organelle nuclear lumen nucleoplasm chromatin chromosome chromosome, telomeric region chromosomal region site of DNA damage

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A	IPR045080	XRCC1, first (central) BRCT domain	Domain
A	IPR001357	BRCT domain	Domain
A	IPR002706	DNA-repair protein Xrcc1, N-terminal	Domain
A	IPR036420	BRCT domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P18887	esophageal squamous cell carcinoma mixed glioma prostate cancer spinocerebellar ataxia, autosomal recessive 26 Erythema stomatitis malignant glioma osteosarcoma cancer gastric neoplasm malignant mesothelioma mesothelioma neurodegenerative disease benign mesothelioma childhood acute lymphoblastic leukemia esophageal squamous cell carcinoma mixed glioma prostate cancer spinocerebellar ataxia, autosomal recessive 26 Erythema stomatitis malignant glioma osteosarcoma cancer gastric neoplasm malignant mesothelioma mesothelioma neurodegenerative disease benign mesothelioma childhood acute lymphoblastic leukemia glioma lung carcinoma schizophrenia xeroderma pigmentosum colorectal cancer gastric cancer hereditary diffuse gastric adenocarcinoma medulloblastoma

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.