4N4R

Structure basis of lipopolysaccharide biogenesis

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	LptD-like barrel	8053493	3002195	SCOP2B (2022-06-29)
C	SCOP2 Family	LptD C-terminal domain-like	8045950	4004780	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	LptD-like barrel	8053493	3002195	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	TolB N-terminal domain-like	8053480	3000482	SCOP2B (2022-06-29)
D	SCOP2 Family	LptE-like	8045853	4004725	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	TolB N-terminal domain-like	8053480	3000482	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)
A	OstA_C	e4n4rA1	A: beta barrels	X: Outer membrane meander beta-barrels	H: LPS-assembly protein LptD (From Topology)	T: LPS-assembly protein LptD	F: OstA_C	ECOD (1.6)
C	OstA_C	e4n4rC1	A: beta barrels	X: Outer membrane meander beta-barrels	H: LPS-assembly protein LptD (From Topology)	T: LPS-assembly protein LptD	F: OstA_C	ECOD (1.6)
B	LptE	e4n4rB1	A: a/b three-layered sandwiches	X: TolB, N-terminal domain (From Topology)	H: TolB, N-terminal domain (From Topology)	T: TolB, N-terminal domain	F: LptE	ECOD (1.6)
D	LptE	e4n4rD1	A: a/b three-layered sandwiches	X: TolB, N-terminal domain (From Topology)	H: TolB, N-terminal domain (From Topology)	T: TolB, N-terminal domain	F: LptE	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.160.150	Alpha Beta	2-Layer Sandwich	Double Stranded RNA Binding Domain	Lipoprotein like domain	CATH (4.3.0)
D	3.30.160.150	Alpha Beta	2-Layer Sandwich	Double Stranded RNA Binding Domain	Lipoprotein like domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF04453	LPS transport system D (LptD)	LPS transport system D	-	Family
B, D	PF04390	Lipopolysaccharide-assembly (LptE)	Lipopolysaccharide-assembly	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	LPS-assembly protein LptD	-	membrane organization membrane biogenesis membrane assembly cellular component organization cellular component biogenesis cellular component assembly cellular process cellular component organization or biogenesis cell envelope organization Gram-negative-bacterium-type cell outer membrane assembly external encapsulating structure organization response to organic substance response to stimulus response to chemical membrane organization membrane biogenesis membrane assembly cellular component organization cellular component biogenesis cellular component assembly cellular process cellular component organization or biogenesis cell envelope organization Gram-negative-bacterium-type cell outer membrane assembly external encapsulating structure organization response to organic substance response to stimulus response to chemical localization transport lipopolysaccharide transport macromolecule localization organic substance transport lipid localization lipid transport carbohydrate derivative transport establishment of localization	cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity
B, D	LPS-assembly lipoprotein LptE	binding lipid binding lipopolysaccharide binding carbohydrate derivative binding	membrane organization membrane biogenesis membrane assembly cellular component organization cellular component biogenesis cellular component assembly cellular process cellular component organization or biogenesis cell envelope organization Gram-negative-bacterium-type cell outer membrane assembly external encapsulating structure organization localization transport lipopolysaccharide transport membrane organization membrane biogenesis membrane assembly cellular component organization cellular component biogenesis cellular component assembly cellular process cellular component organization or biogenesis cell envelope organization Gram-negative-bacterium-type cell outer membrane assembly external encapsulating structure organization localization transport lipopolysaccharide transport macromolecule localization organic substance transport lipid localization lipid transport carbohydrate derivative transport establishment of localization	cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR007543	LptD, C-terminal	Domain
A, C	IPR020889	LPS-assembly protein LptD	Family
A, C	IPR005653	Organic solvent tolerance-like, N-terminal	Domain
B, D	IPR007485	LPS-assembly lipoprotein LptE	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D	OPM				LPS assembly protein family (n=26, S=30)

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Lipopolysaccharide (LPS) Transport Proteins	LptD-LptE lipopolysaccharide transport complex

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.