Annotations: 9U9S

ARF1(Q71L) bound M4-CTD-docked AP-4 core

External Resource: Annotation

Domain Annotation: SCOP2 Classification
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)
C [auth H]	SCOP2B Superfamily	Ras-like P-loop GTPases	8089848	3002022	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B]	PF01602	Adaptin N terminal region (Adaptin_N)	Adaptin N terminal region	-	Repeat
C [auth H]	PF00025	ADP-ribosylation factor family (Arf)	ADP-ribosylation factor family	Pfam combines a number of different Prosite families together	Domain
E [auth S]	PF01217	Clathrin adaptor complex small chain (Clat_adaptor_s)	Clathrin adaptor complex small chain		Domain
D [auth M]	PF01217	Clathrin adaptor complex small chain (Clat_adaptor_s)	Clathrin adaptor complex small chain		Domain
B [auth E]	PF01602	Adaptin N terminal region (Adaptin_N)	Adaptin N terminal region	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B]	AP-4 complex subunit beta-1	clathrin binding protein binding binding	cellular localization establishment of protein localization transport intracellular transport establishment of localization localization protein transport establishment of localization in cell macromolecule localization cellular process intracellular protein localization intracellular protein transport protein targeting vesicle-mediated transport cellular localization establishment of protein localization transport intracellular transport establishment of localization localization protein transport establishment of localization in cell macromolecule localization cellular process intracellular protein localization intracellular protein transport protein targeting vesicle-mediated transport protein localization to somatodendritic compartment	membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle trans-Golgi network cytoplasm membrane coat protein-containing complex membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle trans-Golgi network cytoplasm membrane coat protein-containing complex AP-type membrane coat adaptor complex membrane membrane protein complex coated membrane AP-4 adaptor complex clathrin coat clathrin adaptor complex cytoplasmic side of membrane intracellular vesicle transport vesicle membrane bounding membrane of organelle trans-Golgi network transport vesicle membrane trans-Golgi network transport vesicle vesicle membrane cytoplasmic vesicle clathrin-coated vesicle coated vesicle Golgi-associated vesicle vesicle clathrin-coated vesicle membrane cytoplasmic side of transport vesicle membrane transport vesicle side of membrane cytoplasmic vesicle membrane coated vesicle membrane Golgi-associated vesicle membrane organelle membrane cytoplasmic side of trans-Golgi network transport vesicle membrane cytosol trans-Golgi network membrane endosome membrane-enclosed lumen intracellular organelle lumen organelle lumen endosome lumen
C [auth H]	ADP-ribosylation factor 1	protein binding binding protein domain specific binding RNA binding nucleic acid binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding protein binding binding protein domain specific binding RNA binding nucleic acid binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cation binding magnesium ion binding metal ion binding pyrophosphatase activity GTPase activity G protein activity ribonucleoside triphosphate phosphatase activity molecular function regulator activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity	inorganic ion homeostasis homeostatic process intracellular copper ion homeostasis copper ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis regulation of localization import into cell regulation of biological process inorganic ion homeostasis homeostatic process intracellular copper ion homeostasis copper ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis regulation of localization import into cell regulation of biological process regulation of cellular process regulation of cellular component organization receptor internalization regulation of transport transport regulation of receptor-mediated endocytosis biological regulation regulation of vesicle-mediated transport regulation of receptor internalization establishment of localization vesicle-mediated transport cellular component organization localization cellular process cellular component organization or biogenesis endocytosis receptor-mediated endocytosis regulation of endocytosis cellular localization establishment of protein localization intracellular transport protein transport establishment of localization in cell macromolecule localization intracellular protein localization intracellular protein transport cell junction organization dendritic spine organization postsynapse organization plasma membrane bounded cell projection organization cell projection organization neuron projection organization synapse organization negative regulation of signaling signaling modulation of chemical synaptic transmission negative regulation of biological process negative regulation of synaptic transmission negative regulation of cell communication cell communication synaptic signaling negative regulation of cellular process regulation of biological quality regulation of synaptic plasticity trans-synaptic signaling regulation of signaling cell-cell signaling chemical synaptic transmission regulation of trans-synaptic signaling long-term synaptic depression anterograde trans-synaptic signaling regulation of cell communication membrane organization cytoskeleton-dependent cytokinesis mitotic cytokinetic process cleavage furrow ingression mitotic cytokinesis cytokinesis mitotic cleavage furrow ingression mitotic cell cycle mitotic cell cycle process cytokinetic process membrane invagination cell cycle cell division plasma membrane invagination cell cycle process regulation of Arp2/3 complex-mediated actin nucleation regulation of cytoskeleton organization regulation of actin filament-based process regulation of actin nucleation actin filament-based process regulation of actin filament organization actin cytoskeleton organization actin filament organization Arp2/3 complex-mediated actin nucleation regulation of organelle organization organelle organization regulation of actin cytoskeleton organization regulation of supramolecular fiber organization actin nucleation supramolecular fiber organization cytoskeleton organization cellular response to virus biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus	cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle intracellular anatomical structure cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cell leading edge cell periphery plasma membrane membrane protein-containing complex cell projection neuron projection plasma membrane bounded cell projection intracellular membraneless organelle sarcomere intracellular organelle membraneless organelle contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex Golgi membrane Golgi apparatus intracellular membrane-bounded organelle endomembrane system bounding membrane of organelle organelle membrane postsynaptic density postsynapse neuron to neuron synapse postsynaptic specialization synapse asymmetric synapse
E [auth S]	AP-4 complex subunit sigma-1	-	localization transport cellular process establishment of localization vesicle-mediated transport establishment of protein localization protein targeting macromolecule localization intracellular protein localization protein transport	membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment membrane trans-Golgi network membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle trans-Golgi network cytoplasm membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment membrane trans-Golgi network membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle trans-Golgi network cytoplasm organelle membrane membrane coat protein-containing complex AP-type membrane coat adaptor complex membrane protein complex coated membrane AP-4 adaptor complex endosome intracellular vesicle membrane-enclosed lumen intracellular organelle lumen cytoplasmic vesicle organelle lumen endosome lumen vesicle
D [auth M]	AP-4 complex subunit mu-1	protein binding binding protein domain specific binding macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity cargo adaptor activity protein-macromolecule adaptor activity molecular adaptor activity clathrin-cargo adaptor activity	localization post-Golgi vesicle-mediated transport transport cellular process establishment of localization Golgi vesicle transport vesicle-mediated transport autophagosome assembly catabolic process organelle assembly vacuole organization macroautophagy autophagy autophagosome organization localization post-Golgi vesicle-mediated transport transport cellular process establishment of localization Golgi vesicle transport vesicle-mediated transport autophagosome assembly catabolic process organelle assembly vacuole organization macroautophagy autophagy autophagosome organization cellular component biogenesis cellular component organization organelle organization cellular component assembly metabolic process cellular component organization or biogenesis process utilizing autophagic mechanism cellular localization intracellular transport lysosomal transport Golgi to vacuole transport intercellular transport cytosolic transport establishment of localization in cell vacuolar transport Golgi to lysosome transport establishment of protein localization protein transport macromolecule localization intracellular protein localization intracellular protein transport protein targeting establishment of protein localization to vacuole protein localization to vacuole protein localization to lysosome establishment of protein localization to organelle protein targeting to lysosome protein localization to organelle protein targeting to vacuole Golgi to endosome transport protein localization to cell periphery localization within membrane protein localization to basolateral plasma membrane protein localization to membrane	membrane coat protein-containing complex cellular anatomical structure intracellular anatomical structure AP-type membrane coat adaptor complex membrane membrane protein complex cytoplasm coated membrane AP-4 adaptor complex extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle membrane coat protein-containing complex cellular anatomical structure intracellular anatomical structure AP-type membrane coat adaptor complex membrane membrane protein complex cytoplasm coated membrane AP-4 adaptor complex extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle cytosol vesicle coat intracellular vesicle transport vesicle membrane clathrin coat of trans-Golgi network vesicle endomembrane system intracellular organelle bounding membrane of organelle trans-Golgi network transport vesicle membrane trans-Golgi network transport vesicle AP-1 adaptor complex vesicle membrane cytoplasmic vesicle clathrin-coated vesicle clathrin vesicle coat coated vesicle Golgi-associated vesicle clathrin-coated vesicle membrane transport vesicle Golgi apparatus intracellular membrane-bounded organelle clathrin coat coated vesicle membrane cytoplasmic vesicle membrane Golgi-associated vesicle membrane organelle membrane clathrin adaptor complex early endosome endosome Golgi apparatus subcompartment organelle subcompartment trans-Golgi network trans-Golgi network membrane membrane-enclosed lumen intracellular organelle lumen organelle lumen endosome lumen
B [auth E]	AP-4 complex subunit epsilon-1	cargo adaptor activity protein-macromolecule adaptor activity molecular adaptor activity	cellular localization establishment of protein localization transport intracellular transport establishment of localization localization protein transport establishment of localization in cell macromolecule localization cellular process intracellular protein localization intracellular protein transport protein targeting vesicle-mediated transport	membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle trans-Golgi network cytoplasm membrane coat protein-containing complex membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle trans-Golgi network cytoplasm membrane coat protein-containing complex AP-type membrane coat adaptor complex membrane membrane protein complex coated membrane AP-4 adaptor complex trans-Golgi network membrane organelle membrane endosome intracellular vesicle membrane-enclosed lumen intracellular organelle lumen cytoplasmic vesicle organelle lumen endosome lumen vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B]	IPR016024	Armadillo-type fold	Homologous Superfamily
A [auth B]	IPR002553	Clathrin/coatomer adaptor, adaptin-like, N-terminal	Domain
A [auth B]	IPR015151	Beta-adaptin appendage, C-terminal subdomain	Domain
A [auth B]	IPR026739	AP complex subunit beta	Family
A [auth B]	IPR011989	Armadillo-like helical	Homologous Superfamily
A [auth B]	IPR012295	TBP domain superfamily	Homologous Superfamily
A [auth B]	IPR016342	AP-1/2/4 complex subunit beta	Family
C [auth H]	IPR045872	ADP-ribosylation factor 1-5	Family
C [auth H]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
C [auth H]	IPR005225	Small GTP-binding domain	Domain
C [auth H]	IPR024156	Small GTPase superfamily, ARF type	Family
C [auth H]	IPR006689	Small GTPase superfamily, ARF/SAR type	Family
E [auth S]	IPR022775	AP complex, mu/sigma subunit	Domain
E [auth S]	IPR016635	Adaptor protein complex, sigma subunit	Family
E [auth S]	IPR011012	Longin-like domain superfamily	Homologous Superfamily
D [auth M]	IPR050431	Adaptor complexes medium subunit	Family
D [auth M]	IPR036168	AP-2 complex subunit mu, C-terminal superfamily	Homologous Superfamily
D [auth M]	IPR028565	Mu homology domain	Domain
D [auth M]	IPR018240	Clathrin adaptor, mu subunit, conserved site	Conserved Site
D [auth M]	IPR001392	Clathrin adaptor, mu subunit	Family
D [auth M]	IPR011012	Longin-like domain superfamily	Homologous Superfamily
D [auth M]	IPR022775	AP complex, mu/sigma subunit	Domain
B [auth E]	IPR016024	Armadillo-type fold	Homologous Superfamily
B [auth E]	IPR002553	Clathrin/coatomer adaptor, adaptin-like, N-terminal	Domain
B [auth E]	IPR017109	Adaptor protein complex AP-4, epsilon subunit	Family
B [auth E]	IPR050840	Adaptor Complexes Large Subunit	Family
B [auth E]	IPR011989	Armadillo-like helical	Homologous Superfamily
B [auth E]	IPR028269	AP-4 complex subunit epsilon-1, C-terminal	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A [auth B]	: Q9Y6B7	hereditary spastic paraplegia 47 hereditary spastic paraplegia rheumatoid arthritis systemic lupus erythematosus ulcerative colitis breast carcinoma Hashimoto thyroiditis microcephaly neurodegenerative disease pancreatic intraductal papillary-mucinous carcinoma paraplegia skin basal cell carcinoma systemic sclerosis vitiligo Crohn disease hereditary spastic paraplegia 47 hereditary spastic paraplegia rheumatoid arthritis systemic lupus erythematosus ulcerative colitis breast carcinoma Hashimoto thyroiditis microcephaly neurodegenerative disease pancreatic intraductal papillary-mucinous carcinoma paraplegia skin basal cell carcinoma systemic sclerosis vitiligo Crohn disease heart disease hypothyroidism myocardial infarction osteosarcoma pancreatic intraductal papillary-mucinous neoplasm Pick disease Spastic Paraplegia, Hereditary type 1 diabetes mellitus Graves disease intellectual disability myositis ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia
C [auth H]	: P84077	breast carcinoma Neoplasm Invasiveness acute myeloid leukemia idiopathic scoliosis atypical teratoid rhabdoid tumor diabetes mellitus large cell medulloblastoma ovarian cancer breast cancer glioblastoma malignant glioma plasma cell myeloma
E [auth S]	: Q9Y587	hereditary spastic paraplegia 52 hereditary spastic paraplegia subependymal giant cell astrocytoma astrocytic tumor large cell medulloblastoma malignant glioma microcephaly osteosarcoma primitive neuroectodermal tumor atypical teratoid rhabdoid tumor malignant colon neoplasm malignant mesothelioma neurodegenerative disease ovarian cancer Spastic Paraplegia, Hereditary hereditary spastic paraplegia 52 hereditary spastic paraplegia subependymal giant cell astrocytoma astrocytic tumor large cell medulloblastoma malignant glioma microcephaly osteosarcoma primitive neuroectodermal tumor atypical teratoid rhabdoid tumor malignant colon neoplasm malignant mesothelioma neurodegenerative disease ovarian cancer Spastic Paraplegia, Hereditary glioblastoma intellectual disability malignant ependymoma medulloblastoma oligodendroglioma paraplegia
D [auth M]	: O00189	hereditary spastic paraplegia 50 intellectual disability hereditary spastic paraplegia chronic obstructive pulmonary disease idiopathic pulmonary fibrosis Mental deficiency neurodegenerative disease paraplegia medulloblastoma microcephaly
B [auth E]	: Q9UPM8	hereditary spastic paraplegia 51 intellectual disability hereditary spastic paraplegia stuttering, familial persistent, 1 medulloblastoma microcephaly ovarian cancer Profound Mental Retardation neurodegenerative disease pancreatic intraductal papillary-mucinous neoplasm osteosarcoma paraplegia stutter disorder