Annotations: 4PQQ

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Muskelin_N	e4pqqA1	A: beta sandwiches	X: jelly-roll	H: Concanavalin A-like	T: Galactose-binding domain-like	F: Muskelin_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.120.260	Mainly Beta	Sandwich	Jelly Rolls	Galactose-binding domain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF06588	Muskelin N-terminus (Muskelin_N)	Muskelin N-terminus	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Muskelin	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity	cell adhesion cell-matrix adhesion cell-substrate adhesion cellular process 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 cell adhesion cell-matrix adhesion cell-substrate adhesion cellular process 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 component organization or biogenesis endocytosis receptor-mediated endocytosis regulation of endocytosis organelle organization actin cytoskeleton organization actin filament-based process cytoskeleton organization developmental process regulation of developmental process regulation of cell shape cell morphogenesis regulation of cell morphogenesis anatomical structure morphogenesis anatomical structure development regulation of biological quality regulation of anatomical structure morphogenesis vesicle-mediated transport in synapse neurotransmitter receptor transport postsynaptic membrane to endosome receptor localization to synapse	symmetric synapse postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane synaptic membrane postsynaptic specialization of symmetric synapse postsynaptic specialization membrane of symmetric synapse cell periphery postsynapse cellular anatomical structure neuron to neuron synapse organelle symmetric synapse postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane synaptic membrane postsynaptic specialization of symmetric synapse postsynaptic specialization membrane of symmetric synapse cell periphery postsynapse cellular anatomical structure neuron to neuron synapse organelle postsynaptic membrane cell junction plasma membrane region cell cortex intracellular anatomical structure cytoplasm cytosol endosome membrane membrane-bounded organelle intracellular vesicle postsynaptic endosome endomembrane system intracellular organelle bounding membrane of organelle vesicle membrane cytoplasmic vesicle vesicle endosome intracellular membrane-bounded organelle cytoplasmic vesicle membrane postsynaptic endosome membrane organelle membrane nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen GABA-ergic synapse ruffle cell projection cell leading edge plasma membrane bounded cell projection protein-containing complex ubiquitin ligase complex catalytic complex transferase complex intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A	IPR006595	CTLH, C-terminal LisH motif	Domain
A	IPR052456	CTLH complex component protein	Family
A	IPR011043	Galactose oxidase/kelch, beta-propeller	Homologous Superfamily
A	IPR006594	LIS1 homology motif	Conserved Site
A	IPR010565	Muskelin, N-terminal	Domain
A	IPR015915	Kelch-type beta-propeller	Homologous Superfamily
A	IPR056737	Attractin/MKLN-like, beta-propeller domain	Domain

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.