1SQS

X-Ray Crystal Structure Protein SP1951 of Streptococcus pneumoniae. Northeast Structural Genomics Consortium Target SpR27.

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)
A	d1sqsa_	Alpha and beta proteins (a/b)	Flavodoxin-like	Flavoproteins	Hypothetical protein SP1951	Hypothetical protein SP1951	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)
B	d1sqsb_	Alpha and beta proteins (a/b)	Flavodoxin-like	Flavoproteins	Hypothetical protein SP1951	Hypothetical protein SP1951	(Streptococcus pneumoniae TIGR4 ) [TaxId: 170187 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Hypothetical protein SP1951	8029281	4001008	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Flavoproteins	8041660	3001217	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Flavoproteins	8041660	3001217	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)
A	FMN_red	e1sqsA1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: Flavoproteins	F: FMN_red	ECOD (1.6)
B	FMN_red	e1sqsB1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: Flavoproteins	F: FMN_red	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.360	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Flavodoxin domain	CATH (4.3.0)
B	3.40.50.360	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Flavodoxin domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03358	NADPH-dependent FMN reductase (FMN_red)	NADPH-dependent FMN reductase	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	conserved hypothetical protein	oxidoreductase activity catalytic activity binding nucleoside phosphate binding organic cyclic compound binding nucleotide binding heterocyclic compound binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR051796	Iron-sulfur flavoprotein SsuE-like	Family
A, B	IPR029039	Flavoprotein-like superfamily	Homologous Superfamily
A, B	IPR005025	NADPH-dependent FMN reductase-like domain	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.