AF_AFA9VG50F1

Computed structure model of Riboflavin biosynthesis protein RibBA

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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 is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

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.