4LL1

The structure of the TRX and TXNIP complex

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)
B	d4ll1b_	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	Thioltransferase	Thioredoxin	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d4ll1d_	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	Thioltransferase	Thioredoxin	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)
B	SCOP2B Superfamily	Thioredoxin-like	8042720	3000031	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Thioredoxin-like	8042720	3000031	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)
B	Thioredoxin	e4ll1B1	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: Thioredoxin	ECOD (1.6)
D	Thioredoxin	e4ll1D1	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: Thioredoxin	ECOD (1.6)
A	Arrestin_C	e4ll1A1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Arrestin_C	ECOD (1.6)
A	Arrestin_N	e4ll1A2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Arrestin_N	ECOD (1.6)
C	Arrestin_C	e4ll1C2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Arrestin_C	ECOD (1.6)
C	Arrestin_N	e4ll1C1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Arrestin_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)
D	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)
A	2.60.40.640	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
C	2.60.40.640	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D	PF00085	Thioredoxin (Thioredoxin)	Thioredoxin	Thioredoxins are small enzymes that participate in redox reactions, via the reversible oxidation of an active centre disulfide bond. Some members with only the active site are not separated from the noise.	Domain
A, C	PF00339	Arrestin (or S-antigen), N-terminal domain (Arrestin_N)	Arrestin (or S-antigen), N-terminal domain	Ig-like beta-sandwich fold. Scop reports duplication with C-terminal domain.	Domain
A, C	PF02752	Arrestin (or S-antigen), C-terminal domain (Arrestin_C)	Arrestin (or S-antigen), C-terminal domain	Ig-like beta-sandwich fold. Scop reports duplication with N-terminal domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D	Thioredoxin	thioredoxin-disulfide reductase (NADPH) activity oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity disulfide oxidoreductase activity antioxidant activity catalytic activity, acting on a protein protein-disulfide reductase activity protein-disulfide reductase (NAD(P)H) activity catalytic activity oxidoreductase activity, acting on a sulfur group of donors, NAD(P) as acceptor RNA binding binding organic cyclic compound binding nucleic acid binding thioredoxin-disulfide reductase (NADPH) activity oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity disulfide oxidoreductase activity antioxidant activity catalytic activity, acting on a protein protein-disulfide reductase activity protein-disulfide reductase (NAD(P)H) activity catalytic activity oxidoreductase activity, acting on a sulfur group of donors, NAD(P) as acceptor RNA binding binding organic cyclic compound binding nucleic acid binding identical protein binding protein binding protein homodimerization activity protein dimerization activity	regulation of molecular function positive regulation of molecular function regulation of DNA binding regulation of binding biological regulation positive regulation of binding positive regulation of DNA binding regulation of protein modification process positive regulation of protein metabolic process positive regulation of biological process regulation of primary metabolic process positive regulation of peptidyl-cysteine S-nitrosylation positive regulation of metabolic process positive regulation of protein modification process regulation of molecular function positive regulation of molecular function regulation of DNA binding regulation of binding biological regulation positive regulation of binding positive regulation of DNA binding regulation of protein modification process positive regulation of protein metabolic process positive regulation of biological process regulation of primary metabolic process positive regulation of peptidyl-cysteine S-nitrosylation positive regulation of metabolic process positive regulation of protein modification process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process protein modification process regulation of biological process peptidyl-cysteine modification regulation of protein metabolic process primary metabolic process regulation of macromolecule metabolic process peptidyl-cysteine S-nitrosylation regulation of peptidyl-cysteine S-nitrosylation macromolecule modification metabolic process macromolecule metabolic process protein nitrosylation regulation of metabolic process protein localization negative regulation of protein transport regulation of localization establishment of protein localization negative regulation of nucleocytoplasmic transport nitrogen compound transport regulation of cellular process nucleocytoplasmic transport nuclear transport negative regulation of biological process negative regulation of intracellular protein transport negative regulation of transport localization establishment of localization in cell cellular macromolecule localization nuclear export regulation of protein export from nucleus regulation of intracellular transport negative regulation of establishment of protein localization intracellular transport regulation of nucleocytoplasmic transport protein localization to nucleus protein export from nucleus establishment of localization maintenance of location regulation of intracellular protein transport intracellular protein transport maintenance of protein location cellular localization regulation of protein localization transport maintenance of location in cell maintenance of protein location in cell negative regulation of cellular process negative regulation of protein export from nucleus negative regulation of protein localization negative regulation of intracellular transport regulation of transport regulation of establishment of protein localization maintenance of protein location in nucleus regulation of protein transport protein transport regulation of cellular localization macromolecule localization protein localization to organelle cellular process maintenance of protein localization in organelle positive regulation of phosphorylation regulation of catalytic activity regulation of transferase activity positive regulation of phosphate metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process positive regulation of protein phosphorylation protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation cellular metabolic process regulation of cellular metabolic process positive regulation of kinase activity regulation of kinase activity activation of protein kinase activity regulation of phosphorus metabolic process regulation of protein phosphorylation positive regulation of cellular metabolic process activation of protein kinase B activity positive regulation of protein kinase activity positive regulation of cellular process positive regulation of transferase activity positive regulation of catalytic activity regulation of protein kinase activity regulation of phosphorylation response to stimulus response to radiation response to abiotic stimulus regulation of peptidyl-serine phosphorylation peptidyl-serine modification peptidyl-serine phosphorylation positive regulation of peptidyl-serine phosphorylation cellular response to stimulus positive regulation of cell communication regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signal transduction signaling regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette signal transduction regulation of signaling positive regulation of intracellular signal transduction positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction regulation of response to stimulus regulation of cell communication phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signaling cellular detoxification of hydrogen peroxide detoxification of inorganic compound detoxification cellular response to oxidative stress reactive oxygen species metabolic process cellular response to chemical stress cellular oxidant detoxification response to hydrogen peroxide cellular response to reactive oxygen species cellular response to stress response to stress cellular detoxification hydrogen peroxide metabolic process response to oxygen-containing compound cellular response to oxygen-containing compound response to reactive oxygen species cellular response to hydrogen peroxide response to toxic substance response to oxidative stress cellular response to chemical stimulus response to chemical detoxification of hydrogen peroxide cellular response to toxic substance cell redox homeostasis cellular homeostasis homeostatic process cellular biosynthetic process RNA metabolic process negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process response to nitric oxide response to nitrogen compound	extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol nucleus extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen
A, C	Thioredoxin-interacting protein	enzyme regulator activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity ubiquitin protein ligase binding protein binding binding ubiquitin-like protein ligase binding enzyme binding	response to stimulus response to chemical response to xenobiotic stimulus developmental process epithelium development epidermal cell differentiation cellular developmental process epidermis development animal organ development tissue development epithelial cell differentiation skin development cell differentiation keratinocyte differentiation response to stimulus response to chemical response to xenobiotic stimulus developmental process epithelium development epidermal cell differentiation cellular developmental process epidermis development animal organ development tissue development epithelial cell differentiation skin development cell differentiation keratinocyte differentiation anatomical structure development cellular process response to metal ion response to calcium ion cellular response to stimulus cellular response to low-density lipoprotein particle stimulus cellular response to oxidised low-density lipoprotein particle stimulus response to endogenous stimulus response to lipoprotein particle response to nitrogen compound cellular response to lipoprotein particle stimulus response to ketone response to lipid response to hormone response to steroid hormone response to progesterone response to oxygen-containing compound response to organic cyclic compound protein localization establishment of protein localization cellular localization nitrogen compound transport transport establishment of localization localization protein transport cellular macromolecule localization macromolecule localization regulation of biological process positive regulation of programmed cell death regulation of cellular process regulation of apoptotic process biological regulation positive regulation of biological process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process programmed cell death positive regulation of cellular process nucleocytoplasmic transport nuclear transport intracellular transport protein localization to nucleus import into nucleus establishment of protein localization to organelle protein localization to organelle establishment of localization in cell protein import into nucleus intracellular protein transport response to hexose response to monosaccharide response to carbohydrate response to glucose cell surface receptor signaling pathway signaling platelet-derived growth factor receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway cell communication signal transduction enzyme-linked receptor protein signaling pathway response to mechanical stimulus response to abiotic stimulus response to external stimulus cell population proliferation regulation of cell population proliferation defense response response to stress inflammatory response cellular biosynthetic process negative regulation of biological process RNA metabolic process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II cellular metabolic process negative regulation of metabolic process primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process response to oxidative stress response to hydrogen peroxide response to reactive oxygen species cellular response to biotic stimulus response to tumor cell response to biotic stimulus cellular response to tumor cell negative regulation of cell division cell division regulation of cell division response to estradiol	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D	IPR017937	Thioredoxin, conserved site	Conserved Site
B, D	IPR013766	Thioredoxin domain	Domain
B, D	IPR005746	Thioredoxin	Family
B, D	IPR036249	Thioredoxin-like superfamily	Homologous Superfamily
A, C	IPR011021	Arrestin-like, N-terminal	Domain
A, C	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A, C	IPR014752	Arrestin-like, C-terminal	Homologous Superfamily
A, C	IPR050357	Arrestin domain-containing protein	Family
A, C	IPR011022	Arrestin C-terminal-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B, D	Pharos: P10599	bronchopulmonary dysplasia acute lung injury liver disease malignant mesothelioma Neoplasm Invasiveness contact dermatitis pancreatic intraductal papillary-mucinous carcinoma polycystic ovary syndrome lung carcinoma myopathy oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm amyotrophic lateral sclerosis cancer diabetes mellitus bronchopulmonary dysplasia acute lung injury liver disease malignant mesothelioma Neoplasm Invasiveness contact dermatitis pancreatic intraductal papillary-mucinous carcinoma polycystic ovary syndrome lung carcinoma myopathy oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm amyotrophic lateral sclerosis cancer diabetes mellitus ovarian cancer plasma cell myeloma astrocytic tumor Duchenne muscular dystrophy lung cancer malignant pancreatic neoplasm
A, C	Pharos: Q9H3M7	rheumatoid arthritis diffuse large B-cell lymphoma endometriosis exocrine pancreatic carcinoma invasive ductal breast carcinoma malignant colon neoplasm malignant pancreatic neoplasm astrocytic tumor non-small cell lung carcinoma breast cancer Pick disease cancer psoriasis cystic fibrosis Diabetic Nephropathy rheumatoid arthritis diffuse large B-cell lymphoma endometriosis exocrine pancreatic carcinoma invasive ductal breast carcinoma malignant colon neoplasm malignant pancreatic neoplasm astrocytic tumor non-small cell lung carcinoma breast cancer Pick disease cancer psoriasis cystic fibrosis Diabetic Nephropathy glioblastoma lung adenocarcinoma malignant ependymoma medulloblastoma atopic eczema oligodendroglioma breast carcinoma pituitary cancer congenital anemia Down syndrome hydrolethalus syndrome lung cancer malignant mesothelioma B-cell chronic lymphocytic leukemia ovarian cancer breast fibroadenoma primitive neuroectodermal tumor Crohn disease tuberculosis diabetic kidney disease ductal breast carcinoma in situ

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.