Annotations: 2XOT

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	I-set_6	e2xotA4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_6	ECOD (1.6)
A	LRR_8_1	e2xotA3	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_1	ECOD (1.6)
B	I-set_6	e2xotB4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_6	ECOD (1.6)
B	LRR_8_1	e2xotB3	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_1	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	3.80.10.10	Alpha Beta	Alpha-Beta Horseshoe	Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)	Ribonuclease Inhibitor	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13855	Leucine rich repeat (LRR_8)	Leucine rich repeat	-	Repeat
A, B	PF07679	Immunoglobulin I-set domain (I-set)	Immunoglobulin I-set domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Amphoterin-induced protein 1	potassium channel regulator activity channel regulator activity ion channel regulator activity molecular function regulator activity transporter regulator activity	developmental process multicellular organismal process plasma membrane bounded cell projection organization cellular developmental process cell projection organization cell development neuron projection development nervous system development neuron projection fasciculation cellular component organization generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation developmental process multicellular organismal process plasma membrane bounded cell projection organization cellular developmental process cell projection organization cell development neuron projection development nervous system development neuron projection fasciculation cellular component organization generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation neuron development anatomical structure development cellular process cellular component organization or biogenesis system development head development central nervous system development animal organ development brain development positive regulation of nervous system development positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization regulation of developmental process positive regulation of biological process regulation of nervous system development positive regulation of developmental process cellular component biogenesis cellular component assembly cell junction assembly regulation of multicellular organismal process regulation of synapse structure or activity synapse organization regulation of synapse assembly regulation of biological quality positive regulation of cellular process regulation of multicellular organismal development regulation of biological process positive regulation of cellular component biogenesis biological regulation regulation of cellular component biogenesis regulation of cell junction assembly positive regulation of cell junction assembly regulation of synapse organization cell junction organization positive regulation of multicellular organismal process synapse assembly positive regulation of synapse assembly axonogenesis regulation of cell differentiation regulation of neurogenesis regulation of cell development cell projection morphogenesis neuron projection morphogenesis positive regulation of cell projection organization regulation of cell projection organization positive regulation of cell development regulation of neuron projection development plasma membrane bounded cell projection morphogenesis cell morphogenesis positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis positive regulation of axonogenesis regulation of anatomical structure morphogenesis axon development cell morphogenesis involved in neuron differentiation anatomical structure morphogenesis regulation of plasma membrane bounded cell projection organization heterophilic cell-cell adhesion via plasma membrane cell adhesion molecules cell adhesion cell-cell adhesion cell-cell adhesion via plasma-membrane adhesion molecules positive regulation of neuron projection development cellular response to acid chemical cellular response to stimulus cellular response to nitrogen compound cellular response to amino acid stimulus response to organic substance response to stimulus response to organonitrogen compound response to endogenous stimulus cellular response to L-glutamate response to oxygen-containing compound response to nitrogen compound response to amino acid cellular response to oxygen-containing compound cellular response to endogenous stimulus response to acid chemical cellular response to chemical stimulus cellular response to organonitrogen compound response to chemical response to L-glutamate cellular response to organic substance homophilic cell adhesion via plasma membrane adhesion molecules neuron recognition axonal fasciculation cell recognition myelination axon ensheathment ensheathment of neurons regulation of localization positive regulation of cation transmembrane transport regulation of potassium ion transport transport monoatomic ion transmembrane transport potassium ion transmembrane transport regulation of monoatomic ion transmembrane transport metal ion transport monoatomic cation transmembrane transport localization positive regulation of monoatomic ion transport positive regulation of transmembrane transport monoatomic ion transport positive regulation of monoatomic ion transmembrane transport monoatomic cation transport regulation of metal ion transport regulation of transport regulation of monoatomic ion transport inorganic ion transmembrane transport regulation of potassium ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport positive regulation of potassium ion transport regulation of transmembrane transport positive regulation of transport positive regulation of potassium ion transmembrane transport potassium ion transport regulation of monoatomic cation transmembrane transport	somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity membrane cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon pericellular basket cell periphery somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity membrane cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon pericellular basket cell periphery neuronal cell body membrane cell body membrane plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, B	IPR003599	Immunoglobulin subtype	Domain
A, B	IPR003598	Immunoglobulin subtype 2	Domain
A, B	IPR003591	Leucine-rich repeat, typical subtype	Repeat
A, B	IPR013098	Immunoglobulin I-set	Domain
A, B	IPR001611	Leucine-rich repeat	Repeat
A, B	IPR031283	Amphoterin-induced protein	Family
A, B	IPR032675	Leucine-rich repeat domain superfamily	Homologous Superfamily
A, B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR000483	Cysteine-rich flanking region, C-terminal	Domain
A, B	IPR007110	Immunoglobulin-like domain	Domain

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.