5B64

A novel binding mode of MAGUK GK domain revealed by DLG GK domain in complex with KIF13B MBS domain

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	P-loop nucleotide/nucleoside kinase-like	8058020	3002021	SCOP2B (2022-06-29)
B	SCOP2 Family	KIF13B MBS domain-like	8047551	4005689	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	FlaG-like	8104128	3000438	SCOP2 (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	PF00625	e5b64A1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PF00625	ECOD (1.6)
B	PF12423	e5b64B1	A: a+b two layers	X: FlaG-like	H: MAGUK binding stalk (MBS) domain (From Topology)	T: MAGUK binding stalk (MBS) domain	F: PF12423	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00625	Guanylate kinase (Guanylate_kin)	Guanylate kinase	-	Domain
B	PF12423	Kinesin protein 1B (KIF1B)	Kinesin protein 1B	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	DLG GK	structural constituent of postsynapse structural molecule activity structural constituent of postsynaptic density structural constituent of synapse structural constituent of postsynaptic specialization beta-2 adrenergic receptor binding protein binding binding adrenergic receptor binding signaling receptor binding G protein-coupled receptor binding frizzled binding protein phosphatase binding phosphatase binding structural constituent of postsynapse structural molecule activity structural constituent of postsynaptic density structural constituent of synapse structural constituent of postsynaptic specialization beta-2 adrenergic receptor binding protein binding binding adrenergic receptor binding signaling receptor binding G protein-coupled receptor binding frizzled binding protein phosphatase binding phosphatase binding enzyme binding protein-containing complex binding D1 dopamine receptor binding dopamine receptor binding cytoskeletal protein binding kinesin binding PDZ domain binding protein domain specific binding glutamate receptor binding scaffold protein binding ionotropic glutamate receptor binding kinase binding acetylcholine receptor binding protein kinase binding beta-1 adrenergic receptor binding neuroligin family protein binding P2Y1 nucleotide receptor binding G protein-coupled nucleotide receptor binding	protein localization protein localization to postsynaptic specialization membrane cellular localization protein localization to postsynaptic membrane protein localization to cell periphery protein localization to synapse biological regulation localization within membrane protein localization to membrane protein-containing complex localization neurotransmitter receptor localization to postsynaptic specialization membrane localization regulation of postsynaptic membrane neurotransmitter receptor levels protein localization to organelle cellular macromolecule localization protein localization protein localization to postsynaptic specialization membrane cellular localization protein localization to postsynaptic membrane protein localization to cell periphery protein localization to synapse biological regulation localization within membrane protein localization to membrane protein-containing complex localization neurotransmitter receptor localization to postsynaptic specialization membrane localization regulation of postsynaptic membrane neurotransmitter receptor levels protein localization to organelle cellular macromolecule localization macromolecule localization cellular process protein localization to postsynapse regulation of biological quality protein localization to cell junction receptor localization to synapse cellular response to stimulus positive regulation of cell communication multicellular organismal process regulation of postsynaptic membrane potential system process regulation of cellular process positive regulation of signal transduction response to stimulus signaling modulation of chemical synaptic transmission regulation of system process positive regulation of excitatory postsynaptic potential positive regulation of biological process regulation of signal transduction chemical synaptic transmission, postsynaptic cell communication positive regulation of response to stimulus synaptic signaling modulation of excitatory postsynaptic potential regulation of multicellular organismal process signal transduction positive regulation of cellular process trans-synaptic signaling regulation of biological process regulation of signaling cell surface receptor signaling pathway nervous system process cell-cell signaling chemical synaptic transmission regulation of nervous system process regulation of trans-synaptic signaling regulation of response to stimulus anterograde trans-synaptic signaling regulation of cell communication excitatory postsynaptic potential regulation of membrane potential positive regulation of signaling positive regulation of AMPA glutamate receptor clustering regulation of localization regulation of postsynaptic membrane organization positive regulation of cellular component organization regulation of cellular component organization regulation of protein localization regulation of AMPA glutamate receptor clustering positive regulation of postsynaptic membrane organization cellular component organization receptor clustering cellular component organization or biogenesis synapse organization regulation of receptor clustering postsynaptic membrane organization regulation of protein localization to membrane membrane organization postsynapse organization positive regulation of receptor clustering AMPA glutamate receptor clustering positive regulation of protein localization to membrane glutamate receptor clustering neurotransmitter-gated ion channel clustering regulation of glutamate receptor clustering cell junction organization regulation of cellular localization positive regulation of protein localization neurotransmitter receptor diffusion trapping receptor diffusion trapping postsynaptic neurotransmitter receptor diffusion trapping cellular response to inorganic substance cellular response to metal ion response to potassium ion response to inorganic substance cellular response to chemical stimulus response to metal ion response to chemical cellular response to potassium ion import into cell receptor internalization transport negative regulation of biological process negative regulation of transport negative regulation of endocytosis regulation of receptor internalization vesicle-mediated transport negative regulation of cellular process regulation of endocytosis negative regulation of cellular component organization regulation of transport negative regulation of receptor-mediated endocytosis regulation of receptor-mediated endocytosis regulation of vesicle-mediated transport establishment of localization endocytosis receptor-mediated endocytosis negative regulation of receptor internalization positive regulation of phosphorylation regulation of catalytic activity regulation of transferase activity positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of phosphate metabolic process peptidyl-amino acid modification phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process protein modification process phosphorus metabolic process positive regulation of protein phosphorylation protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation cellular metabolic process regulation of protein metabolic process primary metabolic process regulation of cellular metabolic process regulation of molecular function positive regulation of kinase activity regulation of protein tyrosine kinase activity regulation of kinase activity macromolecule modification metabolic process regulation of phosphorus metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of cellular metabolic process peptidyl-tyrosine modification positive regulation of molecular function positive regulation of protein modification process positive regulation of peptidyl-tyrosine phosphorylation organic substance metabolic process protein metabolic process positive regulation of protein kinase activity organonitrogen compound metabolic process positive regulation of transferase activity positive regulation of protein tyrosine kinase activity regulation of peptidyl-tyrosine phosphorylation positive regulation of catalytic activity regulation of macromolecule metabolic process regulation of protein kinase activity regulation of phosphorylation peptidyl-tyrosine phosphorylation regulation of behavior behavior regulation of grooming behavior grooming behavior regulation of neuronal synaptic plasticity regulation of synaptic plasticity regulation of long-term neuronal synaptic plasticity developmental process head development forebrain development animal organ development brain development nervous system development pallium development cerebral cortex development multicellular organism development central nervous system development anatomical structure development telencephalon development system development dendritic spine organization plasma membrane bounded cell projection organization cell projection organization neuron projection organization cellular developmental process plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell morphogenesis neurogenesis cell projection morphogenesis neuron differentiation neuron projection morphogenesis dendrite development cell differentiation dendritic spine morphogenesis dendritic spine development dendrite morphogenesis cell morphogenesis involved in neuron differentiation generation of neurons anatomical structure morphogenesis neuron development regulation of developmental process regulation of neuron projection arborization regulation of cell morphogenesis positive regulation of developmental process positive regulation of cell projection organization regulation of anatomical structure morphogenesis regulation of cell projection organization positive regulation of neuron projection arborization neuron projection arborization positive regulation of synaptic transmission positive regulation of cytosolic calcium ion concentration cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly positive regulation of nervous system development regulation of nervous system development cell junction assembly regulation of synapse structure or activity regulation of synapse assembly regulation of multicellular organismal development positive regulation of cellular component biogenesis regulation of cellular component biogenesis regulation of cell junction assembly positive regulation of cell junction assembly regulation of synapse organization positive regulation of multicellular organismal process synapse assembly positive regulation of synapse assembly establishment of protein localization regulation of signaling receptor activity regulation of transmembrane transporter activity regulation of transporter activity regulation of NMDA receptor activity regulation of monoatomic ion transmembrane transporter activity transmembrane transport regulation of transmembrane transport regulation of neurotransmitter receptor activity neuromuscular process neuromuscular process controlling balance locomotory behavior exploration behavior locomotory exploration behavior developmental maturation neuronal ion channel clustering anatomical structure maturation neuron maturation cell maturation biological process involved in intraspecies interaction between organisms social behavior cell adhesion cell-cell adhesion vocalization behavior regulation of cell differentiation regulation of neurogenesis regulation of cell development regulation of dendrite morphogenesis positive regulation of cell development positive regulation of cell morphogenesis regulation of dendrite development regulation of neuron projection development positive regulation of cell differentiation positive regulation of neurogenesis positive regulation of dendrite morphogenesis regulation of plasma membrane bounded cell projection organization vesicle organization synaptic vesicle maturation organelle organization establishment or maintenance of bipolar cell polarity establishment or maintenance of epithelial cell apical/basal polarity establishment or maintenance of apical/basal cell polarity establishment or maintenance of cell polarity	postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane cellular anatomical entity postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse neuron to neuron synapse organelle cell junction postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane cellular anatomical entity postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse neuron to neuron synapse organelle cell junction postsynaptic membrane asymmetric synapse plasma membrane region somatodendritic compartment cell projection dendritic branch dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon main axon juxtaparanode region of axon cell-cell junction anchoring junction protein-containing complex plasma membrane protein complex membrane protein complex transporter complex receptor complex AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex monoatomic ion channel complex proximal dendrite intracellular anatomical structure cytoplasm cytosol basal part of cell basal plasma membrane basolateral plasma membrane glutamatergic synapse neuromuscular junction neuron spine dendritic spine extrinsic component of plasma membrane cytoplasmic side of plasma membrane cytoplasmic side of membrane extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane side of membrane membrane-bounded organelle transport vesicle intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle presynapse cytoplasmic vesicle synaptic vesicle secretory vesicle vesicle exocytic vesicle cell cortex cortical cytoskeleton cytoskeleton intracellular non-membrane-bounded organelle non-membrane-bounded organelle neuron projection cytoplasm cytoplasmic region plasma membrane bounded cell projection cytoplasm dendrite cytoplasm neuron projection terminus excitatory synapse cerebellar mossy fiber endoplasmic reticulum
B	Protein Kif13b	microtubule motor activity cytoskeletal motor activity ATP-dependent activity protein binding binding 14-3-3 protein binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding microtubule motor activity cytoskeletal motor activity ATP-dependent activity protein binding binding 14-3-3 protein binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cytoskeletal protein binding microtubule binding tubulin binding kinase binding enzyme binding protein kinase binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity	regulation of neuron projection development multicellular organismal process axonogenesis regulation of cellular component organization regulation of cellular process cellular developmental process regulation of developmental process cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell morphogenesis cellular component organization neurogenesis multicellular organism development regulation of neuron projection development multicellular organismal process axonogenesis regulation of cellular component organization regulation of cellular process cellular developmental process regulation of developmental process cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell morphogenesis cellular component organization neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis regulation of axonogenesis cell differentiation anatomical structure development cellular component organization or biogenesis regulation of anatomical structure morphogenesis system development developmental process regulation of biological process plasma membrane bounded cell projection organization regulation of cell projection organization biological regulation nervous system development axon development cell morphogenesis involved in neuron differentiation generation of neurons anatomical structure morphogenesis neuron development cellular process regulation of plasma membrane bounded cell projection organization microtubule-based movement microtubule-based process localization cellular localization transport establishment of localization in cell cytoskeleton-dependent intracellular transport intracellular transport establishment of localization	axon cell projection paranode region of axon main axon neuron projection cellular anatomical entity plasma membrane bounded cell projection intracellular anatomical structure cytoplasm cytosol protein-containing complex intracellular organelle cytoskeleton organelle axon cell projection paranode region of axon main axon neuron projection cellular anatomical entity plasma membrane bounded cell projection intracellular anatomical structure cytoplasm cytosol protein-containing complex intracellular organelle cytoskeleton organelle intracellular non-membrane-bounded organelle microtubule associated complex kinesin complex microtubule cytoskeleton non-membrane-bounded organelle actin-based cell projection microvillus polymeric cytoskeletal fiber supramolecular fiber microtubule supramolecular polymer supramolecular complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A	IPR020590	Guanylate kinase, conserved site	Conserved Site
A	IPR019583	Disks large homolog 1-4, PDZ-associated domain	Domain
A	IPR016313	Disks large 1-like	Family
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR001452	SH3 domain	Domain
A	IPR019590	Disks large homologue 1, N-terminal PEST domain	Domain
A	IPR008144	Guanylate kinase-like domain	Domain
A	IPR008145	Guanylate kinase/L-type calcium channel beta subunit	Domain
A	IPR036034	PDZ superfamily	Homologous Superfamily
A	IPR001478	PDZ domain	Domain
B	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
B	IPR001752	Kinesin motor domain	Domain
B	IPR000938	CAP Gly-rich domain	Domain
B	IPR032405	Kinesin-associated	Domain
B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
B	IPR022164	Kinesin-like	Domain
B	IPR036859	CAP Gly-rich domain superfamily	Homologous Superfamily
B	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily
B	IPR000253	Forkhead-associated (FHA) domain	Domain
B	IPR022140	Kinesin-like KIF1-type	Domain
B	IPR019821	Kinesin motor domain, conserved site	Conserved Site