Annotations: 4PLN

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	fn3	e4plnC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: fn3	ECOD (1.6)
C	fn3_6	e4plnC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: fn3_6	ECOD (1.6)
D	fn3	e4plnD2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: fn3	ECOD (1.6)
D	fn3_6	e4plnD1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: fn3_6	ECOD (1.6)
A	Laminin_N	e4plnA4	A: beta sandwiches	X: jelly-roll	H: Concanavalin A-like	T: Galactose-binding domain-like	F: Laminin_N	ECOD (1.6)
A	Laminin_EGF_1	e4plnA1	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Laminin_EGF_1	ECOD (1.6)
A	Laminin_EGF	e4plnA3	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Laminin_EGF	ECOD (1.6)
A	Laminin_EGF_2	e4plnA2	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Laminin_EGF_2	ECOD (1.6)
B	Laminin_N	e4plnB4	A: beta sandwiches	X: jelly-roll	H: Concanavalin A-like	T: Galactose-binding domain-like	F: Laminin_N	ECOD (1.6)
B	Laminin_EGF_1	e4plnB1	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Laminin_EGF_1	ECOD (1.6)
B	Laminin_EGF	e4plnB3	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Laminin_EGF	ECOD (1.6)
B	Laminin_EGF_2	e4plnB2	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Laminin_EGF_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	2.60.120.260	Mainly Beta	Sandwich	Jelly Rolls	Galactose-binding domain-like	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
C, D	PF00041	Fibronectin type III domain (fn3)	Fibronectin type III domain	-	Domain
A, 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
A, 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
C, D	Neogenin	molecular transducer activity signaling receptor activity protein binding binding BMP receptor binding receptor serine/threonine kinase binding signaling receptor binding transmembrane receptor protein serine/threonine kinase binding cell adhesion molecule binding cadherin binding co-receptor binding	intracellular iron ion homeostasis inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis negative regulation of protein transport protein localization regulation of localization establishment of protein localization intracellular iron ion homeostasis inorganic ion homeostasis cellular homeostasis chemical homeostasis homeostatic process intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis negative regulation of protein transport protein localization regulation of localization establishment of protein localization cellular localization nitrogen compound transport regulation of cellular process regulation of protein localization transport negative regulation of biological process negative regulation of transport protein localization to extracellular region localization negative regulation of secretion regulation of secretion by cell secretion by cell cellular macromolecule localization negative regulation of cellular process negative regulation of secretion by cell negative regulation of protein localization regulation of biological process regulation of transport secretion biological regulation regulation of establishment of protein localization establishment of protein localization to extracellular region negative regulation of establishment of protein localization export from cell regulation of protein transport protein secretion establishment of localization regulation of secretion regulation of protein secretion negative regulation of protein secretion protein transport regulation of cellular localization macromolecule localization cellular process multicellular organismal-level iron ion homeostasis multicellular organismal process multicellular organismal-level homeostasis multicellular organismal-level chemical homeostasis trans-synaptic signaling regulation of signaling trans-synaptic signaling, modulating synaptic transmission signaling modulation of chemical synaptic transmission cell-cell signaling cell communication chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication cellular response to stimulus positive regulation of cell communication cell surface receptor protein serine/threonine kinase signaling pathway cellular response to growth factor stimulus positive regulation of signal transduction response to stimulus regulation of transmembrane receptor protein serine/threonine kinase signaling pathway positive regulation of biological process regulation of signal transduction positive regulation of BMP signaling pathway positive regulation of response to stimulus cellular response to endogenous stimulus signal transduction BMP signaling pathway enzyme-linked receptor protein signaling pathway positive regulation of cellular process cellular response to BMP stimulus cell surface receptor signaling pathway regulation of BMP signaling pathway response to endogenous stimulus regulation of cellular response to growth factor stimulus positive regulation of transmembrane receptor protein serine/threonine kinase signaling pathway response to BMP regulation of response to stimulus transforming growth factor beta receptor superfamily signaling pathway response to growth factor positive regulation of signaling cell projection organization regulation of cellular response to stress negative regulation of neuron projection regeneration neuron projection development regeneration neuron projection regeneration multicellular organism development neuron differentiation cell differentiation anatomical structure development response to wounding system development developmental process regulation of axon regeneration negative regulation of cellular component organization regulation of cell projection organization response to external stimulus nervous system development generation of neurons negative regulation of response to external stimulus regulation of neuron projection regeneration negative regulation of axon regeneration regulation of neuron projection development regulation of cellular component organization regulation of developmental process cellular developmental process regulation of response to external stimulus cell development response to axon injury regulation of response to wounding cellular component organization neurogenesis cellular response to stress axon regeneration response to stress regulation of response to stress cellular component organization or biogenesis negative regulation of cell projection organization plasma membrane bounded cell projection organization negative regulation of response to stimulus negative regulation of developmental process negative regulation of response to wounding axon development negative regulation of neuron projection development neuron development regulation of plasma membrane bounded cell projection organization RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process primary metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process cell adhesion myoblast fusion cell-cell fusion muscle cell differentiation myotube differentiation muscle structure development syncytium formation by plasma membrane fusion anatomical structure morphogenesis anatomical structure formation involved in morphogenesis syncytium formation striated muscle cell differentiation	postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse cellular anatomical structure neuron to neuron synapse organelle cell junction postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse cellular anatomical structure neuron to neuron synapse organelle cell junction postsynaptic membrane asymmetric synapse plasma membrane region cell surface growth cone axon cell projection distal axon neuron projection plasma membrane bounded cell projection site of polarized growth membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen glutamatergic synapse Golgi apparatus cytoplasm endomembrane system protein-containing complex plasma membrane protein complex membrane protein complex intracellular vesicle vesicle
A, B	Netrin-1	-	developmental process anatomical structure development tissue development anatomical structure morphogenesis animal organ development animal organ morphogenesis ear morphogenesis embryonic organ morphogenesis multicellular organismal process ear development sensory organ development embryonic morphogenesis embryo development multicellular organism development developmental process anatomical structure development tissue development anatomical structure morphogenesis animal organ development animal organ morphogenesis ear morphogenesis embryonic organ morphogenesis multicellular organismal process ear development sensory organ development embryonic morphogenesis embryo development multicellular organism development sensory organ morphogenesis inner ear development inner ear morphogenesis embryonic organ development axon extension regulation of growth regulation of cellular process axonogenesis regulation of cellular component size developmental growth cell projection organization negative regulation of biological process regulation of cell differentiation regulation of neurogenesis neuron projection development regulation of cell development cell projection morphogenesis neuron differentiation negative regulation of growth neuron projection morphogenesis cell differentiation regulation of biological quality system development regulation of biological process negative regulation of cellular component organization regulation of cell projection organization negative regulation of cell growth nervous system development developmental growth involved in morphogenesis generation of neurons negative regulation of axonogenesis negative regulation of developmental growth negative regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization cellular developmental process regulation of developmental process plasma membrane bounded cell projection morphogenesis cell development cell growth cell morphogenesis regulation of axon extension cellular component organization regulation of nervous system development neurogenesis negative regulation of neurogenesis regulation of extent of cell growth regulation of axonogenesis negative regulation of cellular process negative regulation of nervous system development regulation of multicellular organismal process negative regulation of cell differentiation cellular component organization or biogenesis negative regulation of cell projection organization regulation of anatomical structure morphogenesis regulation of cell size neuron projection extension regulation of multicellular organismal development regulation of developmental growth plasma membrane bounded cell projection organization developmental cell growth negative regulation of developmental process biological regulation growth negative regulation of axon extension axon development regulation of cell growth cell morphogenesis involved in neuron differentiation negative regulation of neuron projection development negative regulation of cell development neuron development cellular process regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size axon guidance anterior/posterior axon guidance neuron projection guidance establishment of organelle localization cellular localization transport nucleus localization intracellular transport establishment of localization localization organelle localization establishment of localization in cell nuclear migration motor neuron axon guidance cellular response to stimulus negative chemotaxis response to stimulus taxis chemorepulsion of axon locomotion chemotaxis response to external stimulus cellular response to chemical stimulus response to chemical positive regulation of nervous system development positive regulation of developmental process positive regulation of cell projection organization positive regulation of developmental growth positive regulation of cell development positive regulation of multicellular organismal process positive regulation of cellular component organization positive regulation of biological process positive regulation of cell differentiation positive regulation of neurogenesis positive regulation of axon extension positive regulation of cellular process positive regulation of axonogenesis positive regulation of cell growth positive regulation of growth epithelium development tube development mammary gland morphogenesis mammary gland development gland development morphogenesis of an epithelium mammary gland duct morphogenesis tissue morphogenesis tube morphogenesis gland morphogenesis mammary gland epithelium development epithelial tube morphogenesis neuron migration motor neuron migration cell migration cell motility substrate-dependent cell migration, cell extension plasma membrane bounded cell projection assembly cellular component biogenesis cellular component assembly substrate-dependent cell migration cell projection assembly small GTPase-mediated signal transduction signaling Ras protein signal transduction intracellular signal transduction cell communication intracellular signaling cassette signal transduction regulation of cell motility glial cell migration regulation of glial cell migration gliogenesis regulation of locomotion regulation of cell migration dendrite development Cdc42 protein signal transduction Rho protein signal transduction cell junction assembly regulation of synapse structure or activity regulation of synapse assembly synapse organization regulation of cellular component biogenesis regulation of cell junction assembly regulation of synapse organization cell junction organization synapse assembly cell adhesion cell-cell adhesion positive regulation of locomotion positive regulation of cell motility positive regulation of cell population proliferation regulation of gliogenesis positive regulation of glial cell proliferation positive regulation of gliogenesis regulation of glial cell proliferation cell population proliferation regulation of cell population proliferation glial cell proliferation	basement membrane cell periphery extracellular matrix cellular anatomical structure external encapsulating structure collagen-containing extracellular matrix intracellular organelle intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton cytoplasm basement membrane cell periphery extracellular matrix cellular anatomical structure external encapsulating structure collagen-containing extracellular matrix intracellular organelle intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen synapse cell junction glutamatergic synapse extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR010560	Neogenin, C-terminal	Domain
C, D	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
C, D	IPR003598	Immunoglobulin subtype 2	Domain
C, D	IPR003599	Immunoglobulin domain subtype	Domain
C, D	IPR013098	Immunoglobulin I-set	Domain
C, D	IPR003961	Fibronectin type III	Domain
C, D	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
C, D	IPR007110	Immunoglobulin-like domain	Domain
C, D	IPR036116	Fibronectin type III superfamily	Homologous Superfamily
A, B	IPR008211	Laminin, N-terminal	Domain
A, B	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A, B	IPR002049	Laminin-type EGF domain	Domain
A, B	IPR018933	Netrin module, non-TIMP type	Domain
A, B	IPR001134	Netrin domain	Domain
A, B	IPR008993	Tissue inhibitor of metalloproteinases-like, OB-fold	Homologous Superfamily
A, B	IPR050440	Laminin/Netrin Extracellular Matrix	Family

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.