Annotations: 3ZYI

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF07679	e3zyiA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07679	ECOD (1.6)
A	PF13855	e3zyiA1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: PF13855	ECOD (1.6)
B	PF00055	e3zyiB4	A: beta sandwiches	X: jelly-roll	H: Concanavalin A-like	T: Galactose-binding domain-like	F: PF00055	ECOD (1.6)
B	PF00053	e3zyiB3	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: PF00053	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.80.10.10	Alpha Beta	Alpha-Beta Horseshoe	Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)	Ribonuclease Inhibitor	CATH (4.3.0)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.10.25.10	Mainly Beta	Ribbon	Laminin	Laminin	CATH (4.3.0)
B	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	PF13855	Leucine rich repeat (LRR_8)	Leucine rich repeat	-	Repeat
A	PF07679	Immunoglobulin I-set domain (I-set)	Immunoglobulin I-set domain	-	Domain
B	PF00053	Laminin EGF domain (Laminin_EGF)	Laminin EGF domain	This family is like Pfam:PF00008 but has 8 conserved cysteines instead of six.	Domain
B	PF00055	Laminin N-terminal (Domain VI) (Laminin_N)	Laminin N-terminal (Domain VI)	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	LEUCINE-RICH REPEAT-CONTAINING PROTEIN 4	-	developmental process multicellular organismal process nervous system development excitatory synapse assembly cellular component organization cellular component biogenesis multicellular organism development cell junction organization cellular component assembly cell junction assembly anatomical structure development cellular process synapse organization cellular component organization or biogenesis developmental process multicellular organismal process nervous system development excitatory synapse assembly cellular component organization cellular component biogenesis multicellular organism development cell junction organization cellular component assembly cell junction assembly anatomical structure development cellular process synapse organization cellular component organization or biogenesis synapse assembly system development trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication cell adhesion cell-cell adhesion synaptic membrane adhesion cell-cell adhesion via plasma-membrane adhesion molecules membrane organization protein localization cellular localization postsynapse organization localization within membrane protein localization to membrane localization organelle organization postsynaptic density protein 95 clustering postsynaptic density organization cellular macromolecule localization macromolecule localization postsynaptic specialization organization postsynaptic membrane organization	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 neuron spine neuron projection dendritic spine plasma membrane bounded cell projection somatodendritic compartment cell projection dendrite dendritic tree excitatory synapse Schaffer collateral - CA1 synapse glutamatergic synapse
B	NETRIN-G2	-	trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication cellular process developmental process multicellular organismal process postsynapse organization organelle assembly postsynaptic specialization assembly postsynapse assembly nervous system development cellular component organization cellular component biogenesis multicellular organism development organelle organization cell junction organization cellular component assembly cell junction assembly anatomical structure development synapse organization cellular component organization or biogenesis postsynaptic specialization organization synapse assembly system development cell adhesion cell-cell adhesion synaptic membrane adhesion cell-cell adhesion via plasma-membrane adhesion molecules regulation of cellular component organization regulation of developmental process cellular developmental process regulation of neuron projection arborization cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell morphogenesis regulation of cell morphogenesis neurogenesis cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation regulation of anatomical structure morphogenesis plasma membrane bounded cell projection organization regulation of cell projection organization generation of neurons anatomical structure morphogenesis neuron projection arborization neuron development regulation of presynapse assembly regulation of presynapse organization regulation of synapse structure or activity regulation of biological quality regulation of synapse assembly presynapse organization regulation of cellular component biogenesis regulation of cell junction assembly regulation of synapse organization presynapse assembly regulation of neuron projection development regulation of plasma membrane bounded cell projection organization regulation of cell motility neuron migration regulation of neuron migration regulation of locomotion regulation of cell migration cell migration cell motility locomotion axonogenesis axon development cell morphogenesis involved in neuron differentiation	membrane cellular anatomical entity side of membrane extracellular region Schaffer collateral - CA1 synapse synapse cell junction cell periphery plasma membrane axon cell projection neuron projection plasma membrane bounded cell projection glutamatergic synapse membrane cellular anatomical entity side of membrane extracellular region Schaffer collateral - CA1 synapse synapse cell junction cell periphery plasma membrane axon cell projection neuron projection plasma membrane bounded cell projection glutamatergic synapse presynaptic active zone membrane presynaptic membrane synaptic membrane presynapse plasma membrane region presynaptic active zone

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000372	Leucine-rich repeat N-terminal domain	Domain
A	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A	IPR003599	Immunoglobulin subtype	Domain
A	IPR003598	Immunoglobulin subtype 2	Domain
A	IPR001611	Leucine-rich repeat	Repeat
A	IPR003591	Leucine-rich repeat, typical subtype	Repeat
A	IPR032675	Leucine-rich repeat domain superfamily	Homologous Superfamily
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR000483	Cysteine-rich flanking region, C-terminal	Domain
A	IPR007110	Immunoglobulin-like domain	Domain
A	IPR013098	Immunoglobulin I-set	Domain
B	IPR008211	Laminin, N-terminal	Domain
B	IPR002049	Laminin-type EGF domain	Domain
B	IPR000742	EGF-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9HBW1	adrenal cortex carcinoma colorectal cancer malignant glioma osteosarcoma attention deficit hyperactivity disorder, inattentive type glioblastoma MALT lymphoma primitive neuroectodermal tumor atypical teratoid rhabdoid tumor large cell medulloblastoma medulloblastoma subependymal giant cell astrocytoma
B	Pharos: Q96CW9	bipolar disorder schizophrenia attention deficit hyperactivity disorder, inattentive type glioblastoma Manic primitive neuroectodermal tumor malignant ependymoma malignant glioma osteosarcoma tuberculosis

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.