2R1A | pdb_00002r1a

Crystal structure of the periplasmic lipopolysaccharide transport protein LptA (YhbN), trigonal form

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
H	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	OstA-like beta-folder	8053499	3002196	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)
H	OstA	e2r1aH1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
G	OstA	e2r1aG1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
F	OstA	e2r1aF1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
E	OstA	e2r1aE1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
D	OstA	e2r1aD1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
C	OstA	e2r1aC1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
B	OstA	e2r1aB1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)
A	OstA	e2r1aA1	A: beta meanders	X: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	H: Periplasmic lipopolysaccharide transport protein LptA (YhbN) (From Topology)	T: Periplasmic lipopolysaccharide transport protein LptA (YhbN)	F: OstA	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
H	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
G	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
F	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
E	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
D	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
C	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
B	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	CATH (4.3.0)
A	2.60.450.10	Mainly Beta	Sandwich	lipopolysaccharide transport protein A fold	Lipopolysaccharide (LPS) transport protein A like domain	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	PF03968	LptA/(LptD N-terminal domain) LPS transport protein (LptD_N)	LptA/(LptD N-terminal domain) LPS transport protein	This family of proteins are involved in lipopolysaccharide transport across the gram negative inner and outer membranes. The type examples for this family are E. coli LptA Swiss:P0ADV1 and the N-terminal domain of LptD Swiss:P31554.	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 yhbN	lipid transporter activity lipid transfer activity transporter activity glycolipid transfer activity binding lipid binding lipopolysaccharide binding carbohydrate derivative binding identical protein binding protein 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 lipid localization lipid transport carbohydrate derivative transport establishment of localization	protein-containing complex transporter complex cellular anatomical structure periplasmic space outer membrane-bounded periplasmic space cell envelope cell periphery cell outer membrane external encapsulating structure membrane outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H	IPR014340	Lipopolysaccharide export system protein LptA	Family
A, B, C, D, E A, B, C, D, E, F, G, H	IPR052037	Lipopolysaccharide export system LptA	Family
A, B, C, D, E A, B, C, D, E, F, G, H	IPR005653	Organic solvent tolerance-like, N-terminal	Domain

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.