ID A0A1G7A5R5_9PROT Unreviewed; 316 AA.
AC A0A1G7A5R5;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 27-MAR-2024, entry version 21.
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 ORFNames=SAMN05421720_103188 {ECO:0000313|EMBL:SDE10142.1};
OS Rhodospira trueperi.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales;
OC Rhodospirillaceae; Rhodospira.
OX NCBI_TaxID=69960 {ECO:0000313|EMBL:SDE10142.1, ECO:0000313|Proteomes:UP000199412};
RN [1] {ECO:0000313|EMBL:SDE10142.1, ECO:0000313|Proteomes:UP000199412}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700224 {ECO:0000313|EMBL:SDE10142.1,
RC ECO:0000313|Proteomes:UP000199412};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
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; FNAP01000003; SDE10142.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G7A5R5; -.
DR STRING; 69960.SAMN05421720_103188; -.
DR OrthoDB; 9803667at2; -.
DR UniPathway; UPA00276; UER00406.
DR UniPathway; UPA00277; UER00407.
DR Proteomes; UP000199412; Unassembled WGS sequence.
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, ECO:0000313|EMBL:SDE10142.1};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR004491};
KW Nucleotidyltransferase {ECO:0000256|PIRNR:PIRNR004491,
KW ECO:0000313|EMBL:SDE10142.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000199412};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR004491}.
FT DOMAIN 186..313
FT /note="Riboflavin kinase"
FT /evidence="ECO:0000259|SMART:SM00904"
SQ SEQUENCE 316 AA; 34706 MW; 0CB051184DD79C0E CRC64;
MRIVRHHDEF PPACRGGAVA LGNFDGVHRG HRMVIETAGA AARALGTEAP FGVMTFDPHP
RRLFQPDLPP FALSGLRTKA HRIEDLGAHF LYLQHFDKAF ATHPPEWFVR DVLVGGLGVR
HVVIGEDYRF GRGRRGDAAL LRAMATDLGF GVTAVAPVTD ADGRVLSSTR AREAIQAGRI
DEAAAVLGHL WEVEGRVEHG DARGRLIGFP TANLRLGDYV RPADGVYAVW AGVDRGRATE
WRPGVANYGR RPTFDETTPL LEVHLFDFAG DLYGQHLRVQ MVAHLRPERK FDGLDALKAQ
IAADAEQARR LLDAKG
//
