A5DAH9 (RIFK_PICGU) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Riboflavin kinase
EC=2.7.1.26

Alternative name(s):
Flavin mononucleotide kinase 1

Gene names

Name:	FMN1
ORF Names:	PGUG_00284

Organism

Meyerozyma guilliermondii (strain ATCC 6260 / CBS 566 / DSM 6381 / JCM 1539 / NBRC 10279 / NRRL Y-324) (Yeast) (Candida guilliermondii) [Complete proteome]

Taxonomic identifier

294746 [NCBI]

Taxonomic lineage

cellular organisms › Eukaryota › Opisthokonta › Fungi › Dikarya › Ascomycota › saccharomyceta › Saccharomycotina › Saccharomycetes › Saccharomycetales › Debaryomycetaceae › Meyerozyma › Meyerozyma guilliermondii

Protein attributes

Sequence length	180 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Catalyzes the phosphorylation of riboflavin (vitamin B2) to form flavin mononucleotide (FMN) coenzyme By similarity.
Catalytic activity	ATP + riboflavin = ADP + FMN.
Cofactor	Zinc or magnesium By similarity.
Pathway	Cofactor biosynthesis; FMN biosynthesis; FMN from riboflavin (ATP route): step 1/1.
Sequence similarities	Belongs to the flavokinase family.

Ontologies

Keywords
Ligand	ATP-binding FMN Magnesium Metal-binding Nucleotide-binding Zinc
Molecular function	Kinase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological_process	FMN biosynthetic process Inferred from electronic annotation. Source: UniProtKB-UniPathway riboflavin biosynthetic process Inferred from electronic annotation. Source: InterPro
Molecular_function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW metal ion binding Inferred from electronic annotation. Source: UniProtKB-KW riboflavin kinase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 180	180	Riboflavin kinase		PRO_0000301848
Sites
	Active site	117	1	Nucleophile By similarity
	Metal binding	40	1	Magnesium or zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	A5DAH9 [UniParc]. Last modified February 10, 2009. Version 2. Checksum: B584F4EFCD89ACA6	FASTA	180	20,331
	10 20 30 40 50 60 MTSRPETKIP DEITSPYPII GAGTIESGFG RGSAELGIPT ANIPVTSELN KLETGIYYGW 70 80 90 100 110 120 CRLVPRNQEC AAKQRSDGKK VYFNNGTKLA DDELETFPMA MSIGWNPFYN NETKTAEVHI 130 140 150 160 170 180 IHKFRENFYG ADLRYAVMGH IRPELNYTTK EALIADINKD IEITKDALSK PSYEKYRTKI

References

[1]

"Evolution of pathogenicity and sexual reproduction in eight Candida genomes." Butler G., Rasmussen M.D., Lin M.F., Santos M.A.S., Sakthikumar S., Munro C.A., Rheinbay E., Grabherr M., Forche A., Reedy J.L., Agrafioti I., Arnaud M.B., Bates S., Brown A.J.P., Brunke S., Costanzo M.C., Fitzpatrick D.A., de Groot P.W.J. , Harris D., Hoyer L.L., Hube B., Klis F.M., Kodira C., Lennard N., Logue M.E., Martin R., Neiman A.M., Nikolaou E., Quail M.A., Quinn J., Santos M.C., Schmitzberger F.F., Sherlock G., Shah P., Silverstein K.A.T., Skrzypek M.S., Soll D., Staggs R., Stansfield I., Stumpf M.P.H., Sudbery P.E., Srikantha T., Zeng Q., Berman J., Berriman M., Heitman J., Gow N.A.R., Lorenz M.C., Birren B.W., Kellis M., Cuomo C.A. Nature 459:657-662(2009) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 6260 / CBS 566 / DSM 6381 / JCM 1539 / NBRC 10279 / NRRL Y-324.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CH408155 Genomic DNA. Translation: EDK36186.2.
RefSeq	XP_001486907.1. XM_001486857.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	4929.A5DAH9.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	5129296.
KEGG	pgu:PGUG_00284.
Phylogenomic databases
eggNOG	COG0196.
KO	K00861.
OrthoDB	EOG4BCHXC.
Enzyme and pathway databases
UniPathway	UPA00276; UER00406.
Family and domain databases
Gene3D	2.40.30.30. 1 hit.
InterPro	IPR023468. Riboflavin_kinase. IPR015865. Riboflavin_kinase_bac/euk. IPR023465. Riboflavin_kinase_domain. [Graphical view]
PANTHER	PTHR22749. PTHR22749. 1 hit.
Pfam	PF01687. Flavokinase. 1 hit. [Graphical view]
SMART	SM00904. Flavokinase. 1 hit. [Graphical view]
SUPFAM	SSF82114. Riboflavin_kinase. 1 hit.
ProtoNet	Search...

Entry information

Entry name

RIFK_PICGU

Accession

Primary (citable) accession number: A5DAH9

Entry history

Integrated into UniProtKB/Swiss-Prot:	September 11, 2007
Last sequence update:	February 10, 2009
Last modified:	April 3, 2013
This is version 38 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Fungal Protein Annotation Program