ID Q2N687_ERYLH Unreviewed; 315 AA.
AC Q2N687;
DT 07-FEB-2006, integrated into UniProtKB/TrEMBL.
DT 07-FEB-2006, sequence version 1.
DT 27-MAR-2024, entry version 92.
DE RecName: Full=Riboflavin biosynthesis protein {ECO:0000256|PIRNR:PIRNR004491};
DE Includes:
DE RecName: Full=Riboflavin kinase {ECO:0000256|PIRNR:PIRNR004491};
DE EC=2.7.1.26 {ECO:0000256|PIRNR:PIRNR004491};
DE AltName: Full=Flavokinase {ECO:0000256|PIRNR:PIRNR004491};
DE Includes:
DE RecName: Full=FMN adenylyltransferase {ECO:0000256|PIRNR:PIRNR004491};
DE EC=2.7.7.2 {ECO:0000256|PIRNR:PIRNR004491};
DE AltName: Full=FAD pyrophosphorylase {ECO:0000256|PIRNR:PIRNR004491};
DE AltName: Full=FAD synthase {ECO:0000256|PIRNR:PIRNR004491};
GN OrderedLocusNames=ELI_13560 {ECO:0000313|EMBL:ABC64804.1};
OS Erythrobacter litoralis (strain HTCC2594).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Erythrobacteraceae; Erythrobacter/Porphyrobacter group; Erythrobacter.
OX NCBI_TaxID=314225 {ECO:0000313|EMBL:ABC64804.1, ECO:0000313|Proteomes:UP000008808};
RN [1] {ECO:0000313|Proteomes:UP000008808}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HTCC2594 {ECO:0000313|Proteomes:UP000008808};
RX PubMed=19168610; DOI=10.1128/JB.00026-09;
RA Oh H.M., Giovannoni S.J., Ferriera S., Johnson J., Cho J.C.;
RT "Complete genome sequence of Erythrobacter litoralis HTCC2594.";
RL J. Bacteriol. 191:2419-2420(2009).
CC -!- FUNCTION: Catalyzes the phosphorylation of riboflavin to FMN followed
CC by the adenylation of FMN to FAD. {ECO:0000256|ARBA:ARBA00002121}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + FMN + H(+) = diphosphate + FAD; Xref=Rhea:RHEA:17237,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:57692, ChEBI:CHEBI:58210; EC=2.7.7.2;
CC Evidence={ECO:0000256|ARBA:ARBA00001332,
CC ECO:0000256|PIRNR:PIRNR004491};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + riboflavin = ADP + FMN + H(+); Xref=Rhea:RHEA:14357,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:57986,
CC ChEBI:CHEBI:58210, ChEBI:CHEBI:456216; EC=2.7.1.26;
CC Evidence={ECO:0000256|ARBA:ARBA00000372,
CC ECO:0000256|PIRNR:PIRNR004491};
CC -!- PATHWAY: Cofactor biosynthesis; FAD biosynthesis; FAD from FMN: step
CC 1/1. {ECO:0000256|ARBA:ARBA00004726, ECO:0000256|PIRNR:PIRNR004491}.
CC -!- PATHWAY: Cofactor biosynthesis; FMN biosynthesis; FMN from riboflavin
CC (ATP route): step 1/1. {ECO:0000256|ARBA:ARBA00005201,
CC ECO:0000256|PIRNR:PIRNR004491}.
CC -!- SIMILARITY: Belongs to the ribF family.
CC {ECO:0000256|PIRNR:PIRNR004491}.
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DR EMBL; CP000157; ABC64804.1; -; Genomic_DNA.
DR RefSeq; WP_011415626.1; NC_007722.1.
DR AlphaFoldDB; Q2N687; -.
DR STRING; 314225.ELI_13560; -.
DR KEGG; eli:ELI_13560; -.
DR eggNOG; COG0196; Bacteria.
DR HOGENOM; CLU_048437_0_1_5; -.
DR OrthoDB; 9803667at2; -.
DR UniPathway; UPA00276; UER00406.
DR UniPathway; UPA00277; UER00407.
DR Proteomes; UP000008808; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003919; F:FMN adenylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008531; F:riboflavin kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006747; P:FAD biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009398; P:FMN biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR GO; GO:0009231; P:riboflavin biosynthetic process; IEA:InterPro.
DR CDD; cd02064; FAD_synthetase_N; 1.
DR Gene3D; 3.40.50.620; HUPs; 1.
DR Gene3D; 2.40.30.30; Riboflavin kinase-like; 1.
DR InterPro; IPR015864; FAD_synthase.
DR InterPro; IPR023468; Riboflavin_kinase.
DR InterPro; IPR002606; Riboflavin_kinase_bac.
DR InterPro; IPR015865; Riboflavin_kinase_bac/euk.
DR InterPro; IPR023465; Riboflavin_kinase_dom_sf.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR NCBIfam; TIGR00083; ribF; 1.
DR PANTHER; PTHR22749:SF6; RIBOFLAVIN KINASE; 1.
DR PANTHER; PTHR22749; RIBOFLAVIN KINASE/FMN ADENYLYLTRANSFERASE; 1.
DR Pfam; PF06574; FAD_syn; 1.
DR Pfam; PF01687; Flavokinase; 1.
DR PIRSF; PIRSF004491; FAD_Synth; 1.
DR SMART; SM00904; Flavokinase; 1.
DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1.
DR SUPFAM; SSF82114; Riboflavin kinase-like; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PIRNR:PIRNR004491};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRNR:PIRNR004491};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|PIRNR:PIRNR004491};
KW FMN {ECO:0000256|ARBA:ARBA00022643, ECO:0000256|PIRNR:PIRNR004491};
KW Kinase {ECO:0000256|PIRNR:PIRNR004491};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR004491};
KW Nucleotidyltransferase {ECO:0000256|PIRNR:PIRNR004491};
KW Reference proteome {ECO:0000313|Proteomes:UP000008808};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR004491}.
FT DOMAIN 187..312
FT /note="Riboflavin kinase"
FT /evidence="ECO:0000259|SMART:SM00904"
SQ SEQUENCE 315 AA; 34784 MW; 8AC02E411F4FFAB3 CRC64;
MRWLDHRNPV PESLRGAIIA LGNFDGFHRG HQAVAGEAID WAHAEGRPSI IATFDPHPVR
FFRPDTPPFR LTTLEQRQEL YIAAGATAML VFHFDKELAS TSAEDFITEI LIDRLGAHGV
VTGGDFTFGQ GAKGNVDLLK SFGGERGLES RVVEPVEDAG LGNGGVISSS RIREALRDGD
CATATELLSR PFAIRGVVEH GDKRGREIGY PTANLHIESY LRPRYGIYAV TGRILATGQE
LTGAANIGIR PQFEPPKELL EPYFFDFSGD LYGQEIEVSF HHFLRPEAKF DSLEALMAQM
EKDCERAREL LAHKG
//