Annotations: 6XBU

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00476	e6xbuA3	A: alpha arrays	X: helical bundle in Bacillus stearothermophilus-like DNA polymerase I (From Topology)	H: helical bundle in Bacillus stearothermophilus-like DNA polymerase I (From Topology)	T: helical bundle in Bacillus stearothermophilus-like DNA polymerase I	F: PF00476	ECOD (1.6)
A	PF00476	e6xbuA1	A: alpha bundles	X: fingers domain in bacteriophage RB69-like DNA polymerase I (From Topology)	H: fingers domain in bacteriophage RB69-like DNA polymerase I (From Topology)	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: PF00476	ECOD (1.6)
A	PF00476	e6xbuA2	A: a+b two layers	X: Alpha-beta plaits	H: Adenylyl and guanylyl cyclase catalytic domain-like	T: Adenylyl and guanylyl cyclase catalytic domain-like	F: PF00476	ECOD (1.6)
A	F_UNCLASSIFIED	e6xbuA4	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: F_UNCLASSIFIED	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00476	DNA polymerase family A (DNA_pol_A)	DNA polymerase family A	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	DNA polymerase theta	catalytic activity, acting on DNA catalytic activity, acting on a nucleic acid 5'-deoxyribose-5-phosphate lyase activity lyase activity catalytic activity carbon-oxygen lyase activity protein-containing complex binding chromatin binding binding ATP-dependent activity, acting on DNA DNA helicase activity helicase activity ATP-dependent activity DNA binding catalytic activity, acting on DNA catalytic activity, acting on a nucleic acid 5'-deoxyribose-5-phosphate lyase activity lyase activity catalytic activity carbon-oxygen lyase activity protein-containing complex binding chromatin binding binding ATP-dependent activity, acting on DNA DNA helicase activity helicase activity ATP-dependent activity DNA binding organic cyclic compound binding damaged DNA binding nucleic acid binding DNA-directed DNA polymerase activity DNA polymerase activity transferase activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups cation binding magnesium ion binding ion binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding DNA endonuclease activity endonuclease activity nuclease activity hydrolase activity, acting on ester bonds hydrolase activity single-stranded DNA endodeoxyribonuclease activity DNA nuclease activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity, acting on acid anhydrides single-stranded DNA helicase activity RNA-directed DNA polymerase activity identical protein binding protein binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of DNA recombination regulation of cellular process regulation of double-strand break repair regulation of cellular response to stress negative regulation of biological process regulation of primary metabolic process negative regulation of DNA repair nucleobase-containing compound metabolic process cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of DNA recombination regulation of cellular process regulation of double-strand break repair regulation of cellular response to stress negative regulation of biological process regulation of primary metabolic process negative regulation of DNA repair nucleobase-containing compound metabolic process regulation of response to stress negative regulation of double-strand break repair negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process recombinational repair regulation of nucleobase-containing compound metabolic process negative regulation of double-strand break repair via homologous recombination double-strand break repair via homologous recombination DNA repair negative regulation of macromolecule metabolic process double-strand break repair regulation of biological process negative regulation of response to stimulus negative regulation of metabolic process DNA recombination biological regulation primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process regulation of DNA repair regulation of double-strand break repair via homologous recombination negative regulation of DNA recombination regulation of response to stimulus metabolic process negative regulation of DNA metabolic process macromolecule metabolic process regulation of metabolic process regulation of DNA metabolic process DNA-templated DNA replication DNA replication DNA-templated DNA replication maintenance of fidelity replication fork processing immune system development developmental process production of molecular mediator of immune response multicellular organismal process immunoglobulin production cellular biosynthetic process somatic diversification of immune receptors via somatic mutation cellular metabolic process gene expression macromolecule biosynthetic process somatic diversification of immunoglobulins multicellular organism development biosynthetic process immune system process anatomical structure development somatic diversification of immune receptors somatic hypermutation of immunoglobulin genes system development postreplication repair DNA synthesis involved in DNA repair nucleic acid biosynthetic process translesion synthesis nucleobase-containing compound biosynthetic process error-prone translesion synthesis DNA biosynthetic process base-excision repair double-strand break repair via nonhomologous end joining double-strand break repair via alternative nonhomologous end joining cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular component organization or biogenesis	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen Golgi apparatus endomembrane system site of double-strand break intracellular non-membrane-bounded organelle site of DNA damage chromosome non-membrane-bounded organelle
B [auth F]	DNA (5'-D(PGPTPCPAPTPTP*G)-3')	-	-	-
C [auth E]	RNA (5'-R(PCPCPAPAPUPGP*A)-3')	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A	IPR048960	POLQ-like, helical domain	Domain
A	IPR002298	DNA polymerase A	Family
A	IPR019760	DNA-directed DNA polymerase, family A, conserved site	Conserved Site
A	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily
A	IPR011545	DEAD/DEAH box helicase domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR001650	Helicase, C-terminal domain-like	Domain
A	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
A	IPR001098	DNA-directed DNA polymerase, family A, palm domain	Domain
A	IPR046931	DNA polymerase theta-like, helix-turn-helix domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: O75417	breast cancer adrenal cortex carcinoma glioblastoma malignant colon neoplasm medulloblastoma ovarian cancer psoriasis atypical teratoid rhabdoid tumor large cell medulloblastoma malignant glioma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm lung cancer malignant mesothelioma osteosarcoma breast cancer adrenal cortex carcinoma glioblastoma malignant colon neoplasm medulloblastoma ovarian cancer psoriasis atypical teratoid rhabdoid tumor large cell medulloblastoma malignant glioma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm lung cancer malignant mesothelioma osteosarcoma primitive neuroectodermal tumor

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.