Annotations: 6I9S

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6i9sa1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6i9sb1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	I-set	e6i9sA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set	ECOD (1.6)
A	I-set_2	e6i9sA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_2	ECOD (1.6)
B	I-set	e6i9sB2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set	ECOD (1.6)
B	I-set_2	e6i9sB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_2	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13927	Immunoglobulin domain (Ig_3)	Immunoglobulin domain	This family contains immunoglobulin-like domains.	Domain
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	Roundabout homolog 2	molecular transducer activity transmembrane signaling receptor activity signaling receptor activity axon guidance receptor activity identical protein binding protein binding binding	neuron recognition multicellular organismal process axonogenesis cellular developmental process cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development axon choice point recognition cell morphogenesis cellular component organization neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron recognition multicellular organismal process axonogenesis cellular developmental process cell projection organization plasma membrane bounded cell projection morphogenesis cell development neuron projection development axon choice point recognition cell morphogenesis cellular component organization neurogenesis multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation anatomical structure development cell recognition cellular component organization or biogenesis system development developmental process plasma membrane bounded cell projection organization axon midline choice point recognition axon guidance nervous system development axon development cell morphogenesis involved in neuron differentiation generation of neurons anatomical structure morphogenesis neuron projection guidance neuron development cellular process head development central nervous system development animal organ development brain development heart development cardiac chamber morphogenesis heart morphogenesis ventricular septum development circulatory system development cardiac septum development cardiac septum morphogenesis ventricular septum morphogenesis cardiac chamber development animal organ morphogenesis cardiac ventricle development chemotaxis negative regulation of locomotion negative chemotaxis regulation of biological process response to stimulus regulation of response to external stimulus negative regulation of response to stimulus biological regulation negative regulation of biological process negative regulation of negative chemotaxis response to external stimulus negative regulation of chemotaxis regulation of chemotaxis regulation of negative chemotaxis taxis regulation of response to stimulus response to chemical regulation of locomotion negative regulation of response to external stimulus locomotion regulation of cellular component organization regulation of cellular process regulation of developmental process regulation of nervous system development cellular component biogenesis cellular component assembly negative regulation of cell junction assembly cell junction assembly negative regulation of cellular process negative regulation of nervous system development regulation of multicellular organismal process regulation of synapse structure or activity synapse organization regulation of biological quality regulation of synapse assembly regulation of multicellular organismal development negative regulation of cellular component organization negative regulation of developmental process negative regulation of synapse organization regulation of cellular component biogenesis regulation of cell junction assembly regulation of synapse organization cell junction organization negative regulation of multicellular organismal process synapse assembly negative regulation of synapse assembly retinal ganglion cell axon guidance positive regulation of nervous system development regulation of cell differentiation regulation of neurogenesis regulation of cell development positive regulation of developmental process positive regulation of cell projection organization regulation of cell projection organization positive regulation of cell development positive regulation of multicellular organismal process regulation of neuron projection development positive regulation of cellular component organization positive regulation of biological process positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis positive regulation of axonogenesis regulation of anatomical structure morphogenesis positive regulation of cellular process regulation of plasma membrane bounded cell projection organization cellular response to stimulus response to organic substance response to endogenous stimulus cellular response to endogenous stimulus cellular response to chemical stimulus response to hormone cellular response to organic substance cellular response to hormone stimulus mesenchyme morphogenesis endocardial cushion morphogenesis mesenchyme development tissue development endocardial cushion formation tissue morphogenesis endocardial cushion development anatomical structure formation involved in morphogenesis artery development aorta development vasculature development blood vessel development outflow tract septum morphogenesis outflow tract morphogenesis heart valve development aortic valve development heart valve morphogenesis semi-lunar valve development aortic valve morphogenesis ureteric bud development mesonephric epithelium development epithelium development kidney epithelium development mesonephros development tube development renal system development kidney development mesonephric tubule development pulmonary valve morphogenesis pulmonary valve development metanephros development olfactory bulb interneuron differentiation forebrain development olfactory bulb development olfactory lobe development olfactory bulb interneuron development telencephalon development cell adhesion cell-cell adhesion cell-cell adhesion via plasma-membrane adhesion molecules homophilic cell adhesion via plasma membrane adhesion molecules positive regulation of cell communication positive regulation of signal transduction signaling regulation of signal transduction cell communication positive regulation of response to stimulus signal transduction regulation of signaling cell surface receptor signaling pathway Notch signaling pathway regulation of Notch signaling pathway regulation of cell communication positive regulation of Notch signaling pathway positive regulation of signaling ovulation cycle process reproductive process sex differentiation development of primary female sexual characteristics developmental process involved in reproduction ovulation cycle apoptotic process involved in development development of primary sexual characteristics reproductive structure development luteolysis rhythmic process gonad development reproductive system development female gonad development multicellular organismal reproductive process female sex differentiation cell death apoptotic process involved in luteolysis apoptotic process programmed cell death heart induction specification of animal organ identity pattern specification process developmental induction animal organ formation regulation of animal organ morphogenesis heart formation regionalization positive regulation of animal organ morphogenesis regulation of animal organ formation organ induction regulation of heart morphogenesis heart field specification	extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle cell surface cell periphery plasma membrane membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle cell surface cell periphery plasma membrane membrane axon cell leading edge axolemma neuron projection leading edge membrane plasma membrane bounded cell projection neuron projection membrane cell projection main axon plasma membrane region cell projection 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	IPR013106	Immunoglobulin V-set domain	Domain
A, B	IPR013098	Immunoglobulin I-set	Domain
A, B	IPR003961	Fibronectin type III	Domain
A, B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR007110	Immunoglobulin-like domain	Domain
A, B	IPR036116	Fibronectin type III superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q9HCK4	vesicoureteral reflux 2 cholangiocarcinoma Liver Cirrhosis, Experimental prostate cancer intrahepatic cholangiocarcinoma malignant glioma oligodendroglioma pituitary cancer vesicoureteral reflux attention deficit hyperactivity disorder, inattentive type congenital anomaly of kidney and urinary tract facioscapulohumeral muscular dystrophy interstitial lung disease lung carcinoma medulloblastoma vesicoureteral reflux 2 cholangiocarcinoma Liver Cirrhosis, Experimental prostate cancer intrahepatic cholangiocarcinoma malignant glioma oligodendroglioma pituitary cancer vesicoureteral reflux attention deficit hyperactivity disorder, inattentive type congenital anomaly of kidney and urinary tract facioscapulohumeral muscular dystrophy interstitial lung disease lung carcinoma medulloblastoma osteosarcoma atypical teratoid rhabdoid tumor bile duct cancer endogenous depression glioblastoma malignant ependymoma non-small cell lung carcinoma pilocytic astrocytoma autism head and neck cancer large cell medulloblastoma lung adenocarcinoma

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.