4OAN | pdb_00004oan

Crystal structure of a TRAP periplasmic solute binding protein from rhodopseudomonas palustris HaA2 (RPB_2686), TARGET EFI-510221, with density modeled as (S)-2-hydroxy-2-methyl-3-oxobutanoate ((S)-2-Acetolactate)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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	d4oana1	Alpha and beta proteins (a/b)	Periplasmic binding protein-like II	Periplasmic binding protein-like II	automated matches	automated matches	(Rhodopseudomonas palustris HaA2 ) [TaxId: 316058 ],	SCOPe (2.08)
A	d4oana2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Rhodopseudomonas palustris HaA2 ) [TaxId: 316058 ],	SCOPe (2.08)
B	d4oanb_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like II	Periplasmic binding protein-like II	automated matches	automated matches	(Rhodopseudomonas palustris HaA2 ) [TaxId: 316058 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e4oanA1	A: Four-helical up-and-down bundle	X: Glycosyl hydrolase domain	H: Glycosyl hydrolase domain	T: LysR_substrate	F:	ECOD (20:10:01)
B		e4oanB1	A: HTH	X: HTH	H: winged helix domain	T: DctP	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.190.170	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
B	3.40.190.170	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03480	Bacterial extracellular solute-binding protein, family 7 (DctP)	Bacterial extracellular solute-binding protein, family 7	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	TRAP dicarboxylate transporter DctP subunit	-	transmembrane transport localization transport cellular process establishment of localization	cellular anatomical structure outer membrane-bounded periplasmic space cell envelope periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR018389	TRAP transporter solute receptor DctP	Family
A, B	IPR038404	TRAP transporter solute receptor DctP superfamily	Homologous Superfamily
A, B	IPR006311	Twin-arginine translocation pathway, signal sequence	Conserved Site
A, B	IPR004682	TRAP transporter solute receptor, DctP family	Family
A, B	IPR019546	Twin-arginine translocation pathway, signal sequence, bacterial/archaeal	Conserved Site

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.