Annotations: 6NK3

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	HH_signal	e6nk3B1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: beta-helix of amnionless (AMN) extracellular domain	T: beta-helix of amnionless (AMN) extracellular domain	F: HH_signal	ECOD (v294.1)
A	HH_signal	e6nk3A1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: beta-helix of amnionless (AMN) extracellular domain	T: beta-helix of amnionless (AMN) extracellular domain	F: HH_signal	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Matrix remodeling-associated protein 8	-	developmental process cellular developmental process cell differentiation cellular process cell adhesion multicellular organismal process establishment of blood-brain barrier cell development nervous system development glial cell development establishment of glial blood-brain barrier multicellular organism development neurogenesis central nervous system development developmental process cellular developmental process cell differentiation cellular process cell adhesion multicellular organismal process establishment of blood-brain barrier cell development nervous system development glial cell development establishment of glial blood-brain barrier multicellular organism development neurogenesis central nervous system development gliogenesis glial cell differentiation anatomical structure development system development	cell surface cellular anatomical structure cell-cell junction apical junction complex bicellular tight junction tight junction anchoring junction cell junction intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus cell surface cellular anatomical structure cell-cell junction apical junction complex bicellular tight junction tight junction anchoring junction cell junction intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle membrane plasma membrane cilium ciliary membrane plasma membrane bounded cell projection cell periphery cell projection bounding membrane of organelle plasma membrane region organelle membrane 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	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR042472	Matrix remodeling-associated protein 8	Family
A, B	IPR013106	Immunoglobulin V-set domain	Domain
A, B	IPR003599	Immunoglobulin domain subtype	Domain
A, B	IPR007110	Immunoglobulin-like domain	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.