Annotations: 3B4S

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	PF18285	e3b4sD1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
A	PF18285	e3b4sA1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
B	PF18285	e3b4sB1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
C	PF18285	e3b4sC1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
E	PF18285	e3b4sE1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
F	PF18285	e3b4sF1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
G	PF18285	e3b4sG1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)
H	PF18285	e3b4sH1	A: alpha bundles	X: Tetracyclin repressor-like, C-terminal domain (From Topology)	H: Tetracyclin repressor-like, C-terminal domain (From Topology)	T: Tetracyclin repressor-like, C-terminal domain	F: PF18285	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
D	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
A	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
A	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
B	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
B	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
C	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
C	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
E	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
E	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
F	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
F	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
G	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
G	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
H	1.10.287.790	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)
H	1.20.5.830	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	luxt domain from vibrio parahaemolyticus	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H	PF18285	Tetracycline repressor LuxT C-terminal domain (LuxT_C)	Tetracycline repressor LuxT C-terminal domain	This is the C-terminal domain of LuxT. LuxT is a tetracycline repressor family regulator identified in Vibrio alginolyticus which may play a role in the fine-tuning of the virulence via quorum sensing (QS) [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H	Protein LuxT	DNA binding binding organic cyclic compound binding nucleic acid binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H	IPR001647	DNA-binding HTH domain, TetR-type	Domain
A, B, C, D, E A, B, C, D, E, F, G, H	IPR009057	Homeobox-like 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 R01GM133198.