6TZT

Crystal structure of human alpha/epsilon-COP of the COPI vesicular coat bound to alpha-COP STM2

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	TPR-like	8098106	3001345	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	TPR-like	8098106	3001345	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	Coatomer_E	e6tztA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Coatomer_E	ECOD (1.6)
C	Coatomer_E	e6tztC1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Coatomer_E	ECOD (1.6)
B	COPI_C	e6tztB2	A: alpha superhelices	X: Repetitive alpha hairpins	H: Coatomer subunit alpha C-terminal domain (From Topology)	T: Coatomer subunit alpha C-terminal domain	F: COPI_C	ECOD (1.6)
B	COPI_C	e6tztB1	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: RING/U-box	F: COPI_C	ECOD (1.6)
D	COPI_C	e6tztD2	A: alpha superhelices	X: Repetitive alpha hairpins	H: Coatomer subunit alpha C-terminal domain (From Topology)	T: Coatomer subunit alpha C-terminal domain	F: COPI_C	ECOD (1.6)
D	COPI_C	e6tztD1	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: RING/U-box	F: COPI_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.10	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Tetratricopeptide repeat domain	CATH (utative)
C	1.25.40.10	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Tetratricopeptide repeat domain	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF04733	Coatomer epsilon subunit (Coatomer_E)	Coatomer epsilon subunit	-	Repeat
B, D	PF06957	Coatomer (COPI) alpha subunit C-terminus (COPI_C)	Coatomer (COPI) alpha subunit C-terminus	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	Coatomer subunit epsilon	structural molecule activity	localization transport cellular process establishment of localization Golgi vesicle transport vesicle-mediated transport intra-Golgi vesicle-mediated transport retrograde vesicle-mediated transport, Golgi to endoplasmic reticulum protein localization establishment of protein localization cellular localization nitrogen compound transport organic substance transport protein transport localization transport cellular process establishment of localization Golgi vesicle transport vesicle-mediated transport intra-Golgi vesicle-mediated transport retrograde vesicle-mediated transport, Golgi to endoplasmic reticulum protein localization establishment of protein localization cellular localization nitrogen compound transport organic substance transport protein transport cellular macromolecule localization macromolecule localization protein localization to axon establishment of localization in cell intracellular transport endoplasmic reticulum to Golgi vesicle-mediated transport	membrane-bounded organelle intracellular organelle intracellular anatomical structure Golgi apparatus organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle endomembrane system protein-containing complex vesicle coat intracellular vesicle membrane protein complex COPI-coated vesicle membrane-bounded organelle intracellular organelle intracellular anatomical structure Golgi apparatus organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle endomembrane system protein-containing complex vesicle coat intracellular vesicle membrane protein complex COPI-coated vesicle membrane coat bounding membrane of organelle vesicle membrane cytoplasmic vesicle coated vesicle Golgi-associated vesicle vesicle COPI vesicle coat membrane coated membrane COPI-coated vesicle membrane coated vesicle membrane cytoplasmic vesicle membrane Golgi-associated vesicle membrane organelle membrane Golgi membrane cytosol transport vesicle nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum endoplasmic reticulum membrane
B, D	Coatomer subunit alpha	hormone activity protein binding binding molecular function activator activity signaling receptor binding molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity structural molecule activity	localization cellular localization transport establishment of localization in cell intracellular transport cellular process endoplasmic reticulum to Golgi vesicle-mediated transport establishment of localization Golgi vesicle transport vesicle-mediated transport intra-Golgi vesicle-mediated transport protein localization establishment of protein localization nitrogen compound transport localization cellular localization transport establishment of localization in cell intracellular transport cellular process endoplasmic reticulum to Golgi vesicle-mediated transport establishment of localization Golgi vesicle transport vesicle-mediated transport intra-Golgi vesicle-mediated transport protein localization establishment of protein localization nitrogen compound transport organic substance transport protein transport cellular macromolecule localization macromolecule localization intracellular protein transport retrograde vesicle-mediated transport, Golgi to endoplasmic reticulum multicellular organismal process regulation of body fluid levels system process secretion by tissue pancreatic juice secretion digestive system process secretion biological regulation body fluid secretion digestion regulation of biological quality	membrane cellular anatomical entity membrane-bounded organelle protein-containing complex intracellular anatomical structure vesicle coat intracellular vesicle membrane protein complex endomembrane system COPI-coated vesicle membrane coat intracellular organelle bounding membrane of organelle vesicle membrane membrane cellular anatomical entity membrane-bounded organelle protein-containing complex intracellular anatomical structure vesicle coat intracellular vesicle membrane protein complex endomembrane system COPI-coated vesicle membrane coat intracellular organelle bounding membrane of organelle vesicle membrane cytoplasmic vesicle coated vesicle Golgi-associated vesicle vesicle COPI vesicle coat Golgi apparatus coated membrane intracellular membrane-bounded organelle COPI-coated vesicle membrane coated vesicle membrane cytoplasmic vesicle membrane organelle Golgi-associated vesicle membrane cytoplasm organelle membrane extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space extracellular membrane-bounded organelle cytosol transport vesicle growth cone axon cell projection distal axon neuron projection plasma membrane bounded cell projection site of polarized growth organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum endoplasmic reticulum membrane Golgi membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR006822	Coatomer, epsilon subunit	Family
A, C	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
B, D	IPR019775	WD40 repeat, conserved site	Conserved Site
B, D	IPR016391	Coatomer subunit alpha	Family
B, D	IPR010714	Coatomer, alpha subunit, C-terminal	Domain
B, D	IPR047312	Coatomer subunit alpha, WD Associated Region	Domain
B, D	IPR011048	Cytochrome cd1-nitrite reductase-like, haem d1 domain superfamily	Homologous Superfamily
B, D	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
B, D	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
B, D	IPR006692	Coatomer, WD associated region	Domain
B, D	IPR001680	WD40 repeat	Repeat
B, D	IPR020472	G-protein beta WD-40 repeat	Repeat

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, C	Pharos: O14579	diabetes mellitus osteosarcoma plasma cell myeloma lung adenocarcinoma ovarian cancer rheumatoid arthritis malignant ependymoma pancreatic ductal adenocarcinoma
B, D	Pharos: P53621	autoimmune interstitial lung disease-arthritis syndrome interstitial lung disease arthritic joint disease autoimmune disease oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia Polyarthritis adenoma atypical teratoid rhabdoid tumor breast cancer Gaucher disease invasive ductal breast carcinoma malignant ependymoma myopathy osteosarcoma autoimmune interstitial lung disease-arthritis syndrome interstitial lung disease arthritic joint disease autoimmune disease oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia Polyarthritis adenoma atypical teratoid rhabdoid tumor breast cancer Gaucher disease invasive ductal breast carcinoma malignant ependymoma myopathy osteosarcoma plasma cell myeloma psoriasis breast carcinoma glioblastoma large cell medulloblastoma malignant mesothelioma non-small cell lung carcinoma ovarian cancer astrocytic tumor diabetes mellitus lung adenocarcinoma medulloblastoma

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.