4AWX | pdb_00004awx

Moonlighting functions of FeoC in the regulation of ferrous iron transport in Feo

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)
B	d4awxb1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	Hypothetical protein YhgG	automated matches	(Klebsiella pneumoniae ) [TaxId: 573 ],	SCOPe (2.08)
B	d4awxb3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Klebsiella pneumoniae ) [TaxId: 573 ],	SCOPe (2.08)
B	d4awxb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Klebsiella pneumoniae ) [TaxId: 573 ],	SCOPe (2.08)
A	d4awxa_	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	G proteins	automated matches	(Klebsiella pneumoniae ) [TaxId: 573 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2 Family	FeoC-like	8082892	4000266	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Winged helix DNA-binding domain	8082893	3000034	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	FeoC	e4awxB2	A: alpha arrays	X: HTH	H: HTH	T: winged	F: FeoC	ECOD (1.6)
A	feoB	e4awxA2	A: alpha complex topology	X: Cytosolic helical domain in ferrous iron transport protein B (From Topology)	H: Cytosolic helical domain in ferrous iron transport protein B (From Topology)	T: Cytosolic helical domain in ferrous iron transport protein B	F: feoB	ECOD (1.6)
A	MnmE_helical_2nd	e4awxA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: MnmE_helical_2nd	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
A	1.10.287.1770	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF09012	FeoC like transcriptional regulator (FeoC)	FeoC like transcriptional regulator	This family contains several transcriptional regulators, including FeoC, which contain a HTH motif. FeoC acts as a [Fe-S] dependent transcriptional repressor [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	FERROUS IRON TRANSPORT PROTEIN C	DNA binding binding nucleic acid binding iron-sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding	-	-
A	FERROUS IRON TRANSPORT PROTEIN B	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR015102	Transcriptional regulator HTH-type, FeoC	Domain
B	IPR023732	Probable [Fe-S]-dependent transcriptional repressor	Family
B	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
B	IPR036390	Winged helix DNA-binding domain superfamily	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.