1QTS

CRYSTAL STRUCTURE OF THE AP-2 CLATHRIN ADAPTOR ALPHA-APPENDAGE

Domain Annotation: SCOP Classification SCOP Database (version: 2.0) Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species
A	d1qtsa1	All beta proteins	Immunoglobulin-like beta-sandwich	Clathrin adaptor appendage domain	Alpha-adaptin ear subdomain-like	Alpha-adaptin AP2 ear domain, N-terminal subdomain	house mouse (Mus musculus ) [TaxId: 10090 ]
A	d1qtsa2	Alpha and beta proteins (a+b)	Subdomain of clathrin and coatomer appendage domain	Subdomain of clathrin and coatomer appendage domain	Clathrin adaptor appendage, alpha and beta chain-specific domain	Alpa-adaptin AP2, C-terminal subdomain	house mouse (Mus musculus ) [TaxId: 10090 ]

Domain Annotation: CATH CATH Database (version 4.2.0) Homepage

Chain	Domain	Class	Architecture	Topology	Homology
A	2.60.40.1230	Mainly Beta	Sandwich	Immunoglobulin-like	Gamma-adaptin ear (GAE) domain
A	3.30.310.10	Alpha Beta	2-Layer Sandwich	TATA-Binding Protein	TATA-Binding Protein

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Identifier	Description	Comments	Source
A	PF01602	Adaptin N terminal region (Adaptin_N)	Adaptin N terminal region	-	Repeat
A	PF02296	Alpha adaptin AP2, C-terminal domain (Alpha_adaptin_C)	Alpha adaptin AP2, C-terminal domain	-	Family
A	PF02883	Adaptin C-terminal domain (Alpha_adaptinC2)	Adaptin C-terminal domain	Alpha adaptin is a heterotetramer which regulates clathrin-bud formation. The carboxyl-terminal appendage of the alpha subunit regulates translocation of endocytic accessory proteins to the bud site. This ig-fold domain is found in alpha, beta and ...	Alpha adaptin is a heterotetramer which regulates clathrin-bud formation. The carboxyl-terminal appendage of the alpha subunit regulates translocation of endocytic accessory proteins to the bud site. This ig-fold domain is found in alpha, beta and gamma adaptins.	Domain

Gene Product Annotation Gene Product Annotation

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	AP-2 CLATHRIN ADAPTOR ALPHA SUBUNIT (ALPHA-ADAPTIN C)	protein-macromolecule adaptor activity molecular adaptor activity cargo adaptor activity binding protein binding clathrin binding clathrin adaptor activity protein domain specific binding disordered domain specific binding enzyme binding kinase binding phospholipid binding lipid binding phosphatidylinositol binding protein kinase binding protein-containing complex binding		intracellular anatomical structure cytoplasm plasma membrane clathrin-coated pit endomembrane system vesicle membrane membrane membrane coat clathrin coat AP-type membrane coat adaptor complex vesicle coat AP-2 adaptor complex clathrin vesicle coat clathrin coat of endocytic vesicle clathrin adaptor complex clathrin coat of coated pit coated vesicle clathrin-coated vesicle endocytic vesicle cytoplasmic vesicle membrane coated vesicle membrane clathrin-coated vesicle membrane endocytic vesicle membrane clathrin-coated endocytic vesicle membrane organelle membrane cytoplasmic vesicle vesicle protein-containing complex organelle membrane-bounded organelle clathrin-coated endocytic vesicle coated membrane cell periphery intracellular vesicle bounding membrane of organelle plasma membrane region membrane protein complex plasma membrane protein complex cellular anatomical entity secretory granule secretory vesicle synaptic vesicle cell junction transport vesicle synapse exocytic vesicle presynapse

RCSB PDB is 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.