4FFJ | pdb_00004ffj

The crystal structure of spDHBPs from S.pneumoniae

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	d4ffja_	Alpha and beta proteins (a+b)	YrdC/RibB	YrdC/RibB	automated matches	automated matches	(Streptococcus pneumoniae ) [TaxId: 1313 ],	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	DHBP_synthase	e4ffjA1	A: a+b complex topology	X: YrdC/RibB (From Topology)	H: YrdC/RibB (From Topology)	T: YrdC/RibB	F: DHBP_synthase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.870.10	Alpha Beta	Alpha-Beta Complex	DHBP synthase	DHBP synthase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00926	3,4-dihydroxy-2-butanone 4-phosphate synthase (DHBP_synthase)	3,4-dihydroxy-2-butanone 4-phosphate synthase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Riboflavin biosynthesis protein ribBA	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding lyase activity catalytic activity 3,4-dihydroxy-2-butanone-4-phosphate synthase activity carbon-carbon lyase activity manganese ion binding transition metal ion binding zinc ion binding guanyl nucleotide binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding lyase activity catalytic activity 3,4-dihydroxy-2-butanone-4-phosphate synthase activity carbon-carbon lyase activity manganese ion binding transition metal ion binding zinc ion binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines GTP cyclohydrolase II activity GTP cyclohydrolase activity cyclohydrolase activity hydrolase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	water-soluble vitamin biosynthetic process small molecule biosynthetic process flavin-containing compound metabolic process vitamin biosynthetic process riboflavin biosynthetic process vitamin metabolic process flavin-containing compound biosynthetic process biosynthetic process metabolic process cellular process small molecule metabolic process riboflavin metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000422	3,4-dihydroxy-2-butanone 4-phosphate synthase, RibB	Family
A	IPR032677	GTP cyclohydrolase II	Domain
A	IPR016299	Riboflavin biosynthesis protein RibBA	Family
A	IPR017945	DHBP synthase RibB-like alpha/beta domain superfamily	Homologous Superfamily
A	IPR000926	GTP cyclohydrolase II, RibA	Family
A	IPR036144	GTP cyclohydrolase II 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 R01GM157729.