3TNU

Heterocomplex of coil 2B domains of human intermediate filament proteins, keratin 5 (KRT5) and keratin 14 (KRT14)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: CATH
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	d3tnua_	Coiled coil proteins	Parallel coiled-coil	Intermediate filament protein, coiled coil region	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3tnub_	Coiled coil proteins	Parallel coiled-coil	Intermediate filament protein, coiled coil region	automated matches	automated matches	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	SCOP2 Family	Intermediate filament protein, coiled coil region	8070587	4003819	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Intermediate filament protein, coiled coil region	8070588	3001560	SCOP2 (2022-06-29)
B	SCOP2 Family	Intermediate filament protein, coiled coil region	8070585	4003819	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Intermediate filament protein, coiled coil region	8070586	3001560	SCOP2 (2022-06-29)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Keratin, type I cytoskeletal 14	structural constituent of cytoskeleton structural molecule activity binding keratin filament binding intermediate filament binding	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 multicellular organismal process 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 multicellular organismal process hair cycle molting cycle intermediate filament cytoskeleton organization cellular component biogenesis cellular component organization intermediate filament organization intermediate filament-based process organelle organization intermediate filament bundle assembly cellular component assembly cellular component organization or biogenesis supramolecular fiber organization cytoskeleton organization stem cell differentiation	cell periphery plasma membrane membrane cellular anatomical entity cornified envelope basal part of cell intracellular organelle intracellular anatomical structure cytoskeleton organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle extracellular exosome membrane-bounded organelle cell periphery plasma membrane membrane cellular anatomical entity cornified envelope basal part of cell intracellular organelle intracellular anatomical structure cytoskeleton organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle polymeric cytoskeletal fiber intermediate filament cytoskeleton intermediate filament supramolecular fiber supramolecular polymer supramolecular complex cytoplasm cytosol keratin filament nucleus intracellular membrane-bounded organelle
B	Keratin, type II cytoskeletal 5	structural constituent of skin epidermis structural molecule activity structural constituent of cytoskeleton scaffold protein binding protein binding binding	protein polymerization intermediate filament polymerization protein-containing complex organization intermediate filament cytoskeleton organization cellular component organization cellular component biogenesis intermediate filament-based process organelle organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis intermediate filament polymerization or depolymerization cytoskeleton organization protein polymerization intermediate filament polymerization protein-containing complex organization intermediate filament cytoskeleton organization cellular component organization cellular component biogenesis intermediate filament-based process organelle organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis intermediate filament polymerization or depolymerization cytoskeleton organization response to stimulus response to mechanical stimulus response to abiotic stimulus response to external stimulus protein localization regulation of localization regulation of biological process cellular localization regulation of cellular process regulation of protein localization biological regulation localization regulation of cellular localization cellular macromolecule localization macromolecule localization developmental process multicellular organismal process epithelium development keratinization 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 regulation of cell motility regulation of locomotion regulation of cell migration cell migration cell motility locomotion intermediate filament organization supramolecular fiber organization	membrane cellular anatomical entity extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle polymeric cytoskeletal fiber intracellular anatomical structure intermediate filament cytoskeleton membrane cellular anatomical entity extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle polymeric cytoskeletal fiber intracellular anatomical structure intermediate filament cytoskeleton intracellular organelle cytoskeleton intracellular non-membrane-bounded organelle intermediate filament supramolecular fiber supramolecular polymer supramolecular complex non-membrane-bounded organelle cytoplasm cytosol keratin filament nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR039008	Intermediate filament, rod domain	Domain
A	IPR018039	Intermediate filament protein, conserved site	Conserved Site
A	IPR002957	Keratin, type I	Family
B	IPR032444	Keratin type II head	Domain
B	IPR039008	Intermediate filament, rod domain	Domain
B	IPR018039	Intermediate filament protein, conserved site	Conserved Site
B	IPR003054	Keratin, type II	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P02533	dermatopathia pigmentosa reticularis epidermolysis bullosa simplex Naegeli-Franceschetti-Jadassohn syndrome KRT14-related epidermolysis bullosa simplex epidermolysis bullosa squamous cell carcinoma palmoplantar keratosis breast carcinoma esophageal squamous cell carcinoma epidermolysis bullosa simplex with mottled pigmentation generalized epidermolysis bullosa simplex, non-Dowling-Meara type localized epidermolysis bullosa simplex breast cancer epidermolysis bullosa simplex Dowling-Meara type Malignant neoplasm of tongue dermatopathia pigmentosa reticularis epidermolysis bullosa simplex Naegeli-Franceschetti-Jadassohn syndrome KRT14-related epidermolysis bullosa simplex epidermolysis bullosa squamous cell carcinoma palmoplantar keratosis breast carcinoma esophageal squamous cell carcinoma epidermolysis bullosa simplex with mottled pigmentation generalized epidermolysis bullosa simplex, non-Dowling-Meara type localized epidermolysis bullosa simplex breast cancer epidermolysis bullosa simplex Dowling-Meara type Malignant neoplasm of tongue multiple endocrine neoplasia type 2A nasopharyngeal carcinoma non-small cell lung carcinoma Borst-Jadassohn intraepidermal carcinoma cancer seborrheic keratosis spina bifida erythrokeratoderma mycosis fungoides ovarian cancer primary cutaneous amyloidosis sinusitis esophageal adenocarcinoma Ito hypomelanosis nevus of Ito cystic fibrosis skin basal cell carcinoma tongue cancer
B	Pharos: P13647	skin basal cell carcinoma epidermolysis bullosa simplex epidermolysis bullosa simplex with mottled pigmentation epidermolysis bullosa simplex with circinate migratory erythema KRT14-related epidermolysis bullosa simplex epidermolysis bullosa Dowling-Degos disease breast carcinoma Dowling-Degos disease 1 adenoid cystic carcinoma Mammary Neoplasms, Experimental reticulate acropigmentation of Kitamura epidermolysis bullosa simplex Dowling-Meara type generalized epidermolysis bullosa simplex, non-Dowling-Meara type localized epidermolysis bullosa simplex skin basal cell carcinoma epidermolysis bullosa simplex epidermolysis bullosa simplex with mottled pigmentation epidermolysis bullosa simplex with circinate migratory erythema KRT14-related epidermolysis bullosa simplex epidermolysis bullosa Dowling-Degos disease breast carcinoma Dowling-Degos disease 1 adenoid cystic carcinoma Mammary Neoplasms, Experimental reticulate acropigmentation of Kitamura epidermolysis bullosa simplex Dowling-Meara type generalized epidermolysis bullosa simplex, non-Dowling-Meara type localized epidermolysis bullosa simplex breast cancer carcinoma salivary gland adenoid cystic carcinoma sarcomatoid carcinoma esophageal adenocarcinoma malignant ependymoma Borst-Jadassohn intraepidermal carcinoma multiple endocrine neoplasia type 2A cancer non-small cell lung carcinoma undifferentiated carcinoma mycosis fungoides osteosarcoma skin pigmented basal cell carcinoma interstitial cystitis lung cancer mammary neoplasms, animal medulloblastoma primary cutaneous amyloidosis salivary gland cancer seborrheic keratosis squamous cell carcinoma

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.