ID A0A0S3QTG7_THET7 Unreviewed; 317 AA.
AC A0A0S3QTG7;
DT 17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT 17-FEB-2016, sequence version 1.
DT 27-MAR-2024, entry version 31.
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 Name=ribF {ECO:0000313|EMBL:BAT71620.1};
GN ORFNames=TST_0820 {ECO:0000313|EMBL:BAT71620.1};
OS Thermosulfidibacter takaii (strain DSM 17441 / JCM 13301 / NBRC 103674 /
OS ABI70S6).
OC Bacteria; Aquificota; Aquificae; Aquificales.
OX NCBI_TaxID=1298851 {ECO:0000313|EMBL:BAT71620.1, ECO:0000313|Proteomes:UP000063234};
RN [1] {ECO:0000313|Proteomes:UP000063234}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17441 / JCM 13301 / NBRC 103674 / ABI70S6
RC {ECO:0000313|Proteomes:UP000063234};
RX PubMed=29420286; DOI=10.1126/science.aao3407;
RA Nunoura T., Chikaraishi Y., Izaki R., Suwa T., Sato T., Harada T., Mori K.,
RA Kato Y., Miyazaki M., Shimamura S., Yanagawa K., Shuto A., Ohkouchi N.,
RA Fujita N., Takaki Y., Atomi H., Takai K.;
RT "A primordial and reversible TCA cycle in a facultatively
RT chemolithoautotrophic thermophile.";
RL Science 359:559-563(2018).
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; AP013035; BAT71620.1; -; Genomic_DNA.
DR RefSeq; WP_068549618.1; NZ_AP013035.1.
DR AlphaFoldDB; A0A0S3QTG7; -.
DR STRING; 1298851.TST_0820; -.
DR KEGG; ttk:TST_0820; -.
DR PATRIC; fig|1298851.3.peg.855; -.
DR OrthoDB; 9803667at2; -.
DR UniPathway; UPA00276; UER00406.
DR UniPathway; UPA00277; UER00407.
DR Proteomes; UP000063234; 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; IPR004821; Cyt_trans-like.
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; TIGR00125; cyt_tran_rel; 1.
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:BAT71620.1};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR004491};
KW Nucleotidyltransferase {ECO:0000256|PIRNR:PIRNR004491,
KW ECO:0000313|EMBL:BAT71620.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000063234};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR004491}.
FT DOMAIN 183..306
FT /note="Riboflavin kinase"
FT /evidence="ECO:0000259|SMART:SM00904"
SQ SEQUENCE 317 AA; 35986 MW; A6829DEBECEEECD8 CRC64;
MYIKTSWQTL KIEEPTVVAI GNFDGVHIGH QALIRKAVNL ARELNATPVV LTFDPHPLKV
FRIKDKEHLC LTPLKEKAKL LRLYGANKVI VLEFTSSLYE LSPEDFVKEV LLKRLNAKGV
VVGENFKFGK GRSGDVKLLS ELAERFDFVF YPHDAVLVDG IPVSSTRIRR LLRQGKIRKT
SLLLGRPYKI TGRVVEGKKR GKTIGFPTAN LKPENEVIPQ NGVYLTATEI GNRLHKSLTN
IGNNPTFDEV EVTVETHILD FNQDLYGKEI GIYFIDRLRD EKKFDNIQGL KDAIKKDVER
GKELLQWELV LKGLDTE
//
