1ETE

CRYSTAL STRUCTURE OF THE FLT3 LIGAND

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1etea_	All alpha proteins	4-helical cytokines	4-helical cytokines	Short-chain cytokines	Flt3 ligand	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d1eteb_	All alpha proteins	4-helical cytokines	4-helical cytokines	Short-chain cytokines	Flt3 ligand	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d1etec_	All alpha proteins	4-helical cytokines	4-helical cytokines	Short-chain cytokines	Flt3 ligand	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d1eted_	All alpha proteins	4-helical cytokines	4-helical cytokines	Short-chain cytokines	Flt3 ligand	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Short-chain cytokines	8024719	4000852	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	4-helical cytokines	8037098	3001717	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	4-helical cytokines	8037098	3001717	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	4-helical cytokines	8037098	3001717	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	4-helical cytokines	8037098	3001717	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	Flt3_lig	e1eteA1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: Flt3_lig	ECOD (1.6)
B	Flt3_lig	e1eteB1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: Flt3_lig	ECOD (1.6)
C	Flt3_lig	e1eteC1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: Flt3_lig	ECOD (1.6)
D	Flt3_lig	e1eteD1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: 4-helical cytokines (From Topology)	T: 4-helical cytokines	F: Flt3_lig	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)
B	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)
C	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)
D	1.20.1250.10	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF02947	flt3 ligand (Flt3_lig)	flt3 ligand	The flt3 ligand is a short chain cytokine with a 4 helical bundle fold.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	FLT3 LIGAND	protein binding binding signaling receptor binding molecular function activator activity molecular function regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity protein tyrosine kinase binding kinase binding receptor tyrosine kinase binding enzyme binding protein kinase binding	regulation of biological process cell population proliferation regulation of cellular process positive regulation of cell population proliferation regulation of cell population proliferation biological regulation positive regulation of biological process cellular process positive regulation of cellular process developmental process multicellular organismal process cellular developmental process hemopoiesis animal organ development regulation of biological process cell population proliferation regulation of cellular process positive regulation of cell population proliferation regulation of cell population proliferation biological regulation positive regulation of biological process cellular process positive regulation of cellular process developmental process multicellular organismal process cellular developmental process hemopoiesis animal organ development cell development embryo development multicellular organism development embryonic hemopoiesis cell differentiation anatomical structure development embryonic organ development cellular response to stimulus response to stimulus signaling signal transduction cell communication	cellular anatomical structure membrane extracellular region cell surface intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR004213	Flt3 ligand	Family
A, B, C, D	IPR009079	Four-helical cytokine-like, core	Homologous Superfamily

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.