Annotations: 4CBP

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Fic	e4cbpB1	A: a/b three-layered sandwiches	X: Protein kinase/SAICAR synthase/ATP-grasp	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: Fic	ECOD (v294.1)
A	Fic	e4cbpA1	A: a/b three-layered sandwiches	X: Protein kinase/SAICAR synthase/ATP-grasp	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: Fic	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	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	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	NEURAL/ECTODERMAL DEVELOPMENT FACTOR IMP-L2	cell adhesion molecule binding protein binding binding cell adhesion mediator activity cell-cell adhesion mediator activity peptide hormone binding hormone binding insulin binding	biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to insect response to external stimulus response to external biotic stimulus response to biotic stimulus cellular response to stimulus cellular response to nitrogen compound positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling response to peptide hormone biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to insect response to external stimulus response to external biotic stimulus response to biotic stimulus cellular response to stimulus cellular response to nitrogen compound positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling response to peptide hormone positive regulation of biological process regulation of signal transduction insulin receptor signaling pathway regulation of cellular response to insulin stimulus cell surface receptor protein tyrosine kinase signaling pathway cell communication positive regulation of response to stimulus cellular response to endogenous stimulus response to hormone signal transduction enzyme-linked receptor protein signaling pathway positive regulation of cellular process cellular response to hormone stimulus positive regulation of cellular response to insulin stimulus regulation of biological process regulation of signaling cell surface receptor signaling pathway response to endogenous stimulus regulation of insulin receptor signaling pathway positive regulation of insulin receptor signaling pathway biological regulation response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus regulation of response to stimulus response to chemical response to insulin regulation of cell communication cellular process cellular response to insulin stimulus positive regulation of signaling developmental process neuron recognition multicellular organismal process cellular developmental process cell development nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation neuron development dendrite self-avoidance anatomical structure development cell recognition system development axonogenesis cell projection organization plasma membrane bounded cell projection morphogenesis neuron projection development cell morphogenesis cellular component organization cell projection morphogenesis neuron projection morphogenesis cellular component organization or biogenesis plasma membrane bounded cell projection organization axon guidance axon development cell morphogenesis involved in neuron differentiation anatomical structure morphogenesis neuron projection guidance cell adhesion cell-cell adhesion homophilic cell-cell adhesion regulation of localization lipid storage negative regulation of biological process lipid localization negative regulation of lipid localization localization regulation of lipid storage regulation of lipid localization negative regulation of lipid storage macromolecule localization negative regulation of cellular process nutrient storage regulation of entry into reproductive diapause regulation of developmental process positive regulation of developmental process positive regulation of entry into reproductive diapause entry into reproductive diapause entry into diapause dormancy process response to nutrient levels response to stress response to starvation negative regulation of signaling negative regulation of cell communication negative regulation of response to stimulus negative regulation of signal transduction negative regulation of cellular response to insulin stimulus negative regulation of insulin receptor signaling pathway	cell periphery cellular anatomical structure plasma membrane membrane axon cell projection neuron projection plasma membrane bounded cell projection

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, B	IPR003598	Immunoglobulin subtype 2	Domain
A, B	IPR051170	Neural and epithelial cell adhesion domain-containing protein	Family
A, B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR003599	Immunoglobulin domain subtype	Domain
A, B	IPR007110	Immunoglobulin-like domain	Domain
A, B	IPR013098	Immunoglobulin I-set	Domain

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.