Annotations: 6QP9

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Sema domain-like	8099245	4000934	SCOP2 (2022-06-29)
A	SCOP2 Family	Plexin repeat-like	8101121	4001807	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Sema domain-like	8099246	3000180	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Plexin repeat-like	8101122	3000415	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Plexin repeat-like	8101122	3000415	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Sema domain-like	8099246	3000180	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Sema_1	e6qp9A2	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: Sema_1	ECOD (1.6)
A	PSI	e6qp9A1	A: few secondary structure elements	X: Trefoil/Plexin domain-like (From Topology)	H: Trefoil/Plexin domain-like (From Topology)	T: Trefoil/Plexin domain-like	F: PSI	ECOD (1.6)
B	Sema_1	e6qp9B2	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: Sema_1	ECOD (1.6)
B	PSI	e6qp9B1	A: few secondary structure elements	X: Trefoil/Plexin domain-like (From Topology)	H: Trefoil/Plexin domain-like (From Topology)	T: Trefoil/Plexin domain-like	F: PSI	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01437	Plexin repeat (PSI)	Plexin repeat	-	Family
A, B	PF01403	Sema domain (Sema)	Sema domain	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Semaphorin-1A	protein binding binding semaphorin receptor binding signaling receptor binding molecular function activator activity molecular function regulator activity signaling receptor regulator activity chemorepellent activity receptor ligand activity signaling receptor activator activity heparin binding glycosaminoglycan binding carbohydrate derivative binding sulfur compound 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 cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway response to stimulus semaphorin-plexin signaling pathway signaling biological regulation cell communication signal transduction chemotaxis negative chemotaxis taxis response to chemical response to external stimulus locomotion positive regulation of locomotion regulation of cell motility positive regulation of biological process positive regulation of cell migration regulation of locomotion positive regulation of cell motility regulation of cell migration cell migration cell motility positive regulation of cellular process negative regulation of locomotion developmental growth negative regulation of chemotaxis regulation of cell development regulation of biological quality regulation of cell projection organization negative regulation of axonogenesis negative regulation of developmental growth regulation of response to stimulus negative regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization regulation of developmental process regulation of response to external stimulus cell growth negative regulation of neurogenesis regulation of axon extension involved in axon guidance regulation of extent of cell growth negative regulation of nervous system development negative regulation of cell differentiation regulation of anatomical structure morphogenesis neuron projection extension regulation of developmental growth developmental cell growth negative regulation of developmental process growth negative regulation of axon extension regulation of chemotaxis regulation of cell growth negative regulation of cell development axon extension regulation of growth regulation of cellular component size negative regulation of biological process regulation of cell differentiation regulation of neurogenesis negative regulation of growth neuron projection extension involved in neuron projection guidance negative regulation of cellular component organization negative regulation of axon extension involved in axon guidance negative regulation of cell growth developmental growth involved in morphogenesis negative regulation of response to external stimulus regulation of axon extension regulation of nervous system development regulation of axonogenesis negative regulation of cellular process regulation of multicellular organismal process axon extension involved in axon guidance negative regulation of cell projection organization regulation of cell size regulation of multicellular organismal development negative regulation of response to stimulus negative regulation of neuron projection development regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size motor neuron axon guidance synaptic target recognition photoreceptor cell axon guidance dendrite development dendrite morphogenesis cellular component biogenesis cell junction organization cellular component assembly cell junction assembly synapse organization synapse assembly negative regulation of cell size	membrane cellular anatomical entity cell periphery plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002165	Plexin repeat	Repeat
A, B	IPR016201	PSI domain	Domain
A, B	IPR042068	Semaphorin-1A, sema domain	Domain
A, B	IPR036352	Sema domain superfamily	Homologous Superfamily
A, B	IPR001627	Sema domain	Domain
A, B	IPR027231	Semaphorin	Family
A, B	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily

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.