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Database: UniProt
Entry: L0E0Q7_THIND
LinkDB: L0E0Q7_THIND
Original site: L0E0Q7_THIND 
ID   L0E0Q7_THIND            Unreviewed;       421 AA.
AC   L0E0Q7;
DT   06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT   06-MAR-2013, sequence version 1.
DT   24-JAN-2024, entry version 52.
DE   RecName: Full=Pyrophosphate--fructose 6-phosphate 1-phosphotransferase {ECO:0000256|HAMAP-Rule:MF_01978};
DE            EC=2.7.1.90 {ECO:0000256|HAMAP-Rule:MF_01978};
DE   AltName: Full=6-phosphofructokinase, pyrophosphate dependent {ECO:0000256|HAMAP-Rule:MF_01978};
DE   AltName: Full=PPi-dependent phosphofructokinase {ECO:0000256|HAMAP-Rule:MF_01978};
DE            Short=PPi-PFK {ECO:0000256|HAMAP-Rule:MF_01978};
DE   AltName: Full=Pyrophosphate-dependent 6-phosphofructose-1-kinase {ECO:0000256|HAMAP-Rule:MF_01978};
GN   Name=pfkA [H] {ECO:0000313|EMBL:AGA35399.1};
GN   Synonyms=pfp {ECO:0000256|HAMAP-Rule:MF_01978};
GN   OrderedLocusNames=TVNIR_3771 {ECO:0000313|EMBL:AGA35399.1};
OS   Thioalkalivibrio nitratireducens (strain DSM 14787 / UNIQEM 213 / ALEN2).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Chromatiales;
OC   Ectothiorhodospiraceae; Thioalkalivibrio.
OX   NCBI_TaxID=1255043 {ECO:0000313|EMBL:AGA35399.1, ECO:0000313|Proteomes:UP000010809};
RN   [1] {ECO:0000313|Proteomes:UP000010809}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 14787 / UNIQEM 213 / ALEN2
RC   {ECO:0000313|Proteomes:UP000010809};
RA   Tikhonova T.V., Pavlov A.R., Beletsky A.V., Mardanov A.V., Sorokin D.Y.,
RA   Ravin N.V., Popov V.O.;
RT   "Complete sequence of Thioalkalivibrio nitratireducens.";
RL   Submitted (DEC-2012) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the phosphorylation of D-fructose 6-phosphate, the
CC       first committing step of glycolysis. Uses inorganic phosphate (PPi) as
CC       phosphoryl donor instead of ATP like common ATP-dependent
CC       phosphofructokinases (ATP-PFKs), which renders the reaction reversible,
CC       and can thus function both in glycolysis and gluconeogenesis.
CC       Consistently, PPi-PFK can replace the enzymes of both the forward (ATP-
CC       PFK) and reverse (fructose-bisphosphatase (FBPase)) reactions.
CC       {ECO:0000256|ARBA:ARBA00003138, ECO:0000256|HAMAP-Rule:MF_01978}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=beta-D-fructose 6-phosphate + diphosphate = beta-D-fructose
CC         1,6-bisphosphate + H(+) + phosphate; Xref=Rhea:RHEA:13613,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:32966, ChEBI:CHEBI:33019,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:57634; EC=2.7.1.90;
CC         Evidence={ECO:0000256|ARBA:ARBA00000628, ECO:0000256|HAMAP-
CC         Rule:MF_01978};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|ARBA:ARBA00001946,
CC         ECO:0000256|HAMAP-Rule:MF_01978};
CC   -!- ACTIVITY REGULATION: Non-allosteric. {ECO:0000256|HAMAP-Rule:MF_01978}.
CC   -!- PATHWAY: Carbohydrate degradation; glycolysis; D-glyceraldehyde 3-
CC       phosphate and glycerone phosphate from D-glucose: step 3/4.
CC       {ECO:0000256|HAMAP-Rule:MF_01978}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01978}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01978}.
CC   -!- SIMILARITY: Belongs to the phosphofructokinase type A (PFKA) family.
CC       PPi-dependent PFK group II subfamily. Clade 'B2' sub-subfamily.
CC       {ECO:0000256|HAMAP-Rule:MF_01978}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_01978}.
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DR   EMBL; CP003989; AGA35399.1; -; Genomic_DNA.
DR   RefSeq; WP_015260491.1; NC_019902.2.
DR   AlphaFoldDB; L0E0Q7; -.
DR   STRING; 1255043.TVNIR_3771; -.
DR   KEGG; tni:TVNIR_3771; -.
DR   PATRIC; fig|1255043.3.peg.3806; -.
DR   eggNOG; COG0205; Bacteria.
DR   HOGENOM; CLU_020655_1_1_6; -.
DR   OrthoDB; 9802503at2; -.
DR   UniPathway; UPA00109; UER00182.
DR   Proteomes; UP000010809; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003872; F:6-phosphofructokinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0047334; F:diphosphate-fructose-6-phosphate 1-phosphotransferase activity; IEA:UniProtKB-EC.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0006002; P:fructose 6-phosphate metabolic process; IEA:InterPro.
DR   Gene3D; 3.40.50.450; -; 1.
DR   Gene3D; 3.40.50.460; Phosphofructokinase domain; 1.
DR   HAMAP; MF_01978; Phosphofructokinase_II_B2; 1.
DR   InterPro; IPR022953; ATP_PFK.
DR   InterPro; IPR000023; Phosphofructokinase_dom.
DR   InterPro; IPR035966; PKF_sf.
DR   InterPro; IPR011404; PPi-PFK.
DR   PANTHER; PTHR45770; ATP-DEPENDENT 6-PHOSPHOFRUCTOKINASE 1; 1.
DR   PANTHER; PTHR45770:SF11; ATP-DEPENDENT 6-PHOSPHOFRUCTOKINASE 1; 1.
DR   Pfam; PF00365; PFK; 1.
DR   PIRSF; PIRSF036483; PFK_XF0274; 1.
DR   PRINTS; PR00476; PHFRCTKINASE.
DR   SUPFAM; SSF53784; Phosphofructokinase; 1.
PE   3: Inferred from homology;
KW   Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01978};
KW   Glycolysis {ECO:0000256|ARBA:ARBA00023152, ECO:0000256|HAMAP-
KW   Rule:MF_01978};
KW   Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|HAMAP-Rule:MF_01978};
KW   Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01978};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW   Rule:MF_01978};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_01978}.
FT   DOMAIN          8..322
FT                   /note="Phosphofructokinase"
FT                   /evidence="ECO:0000259|Pfam:PF00365"
FT   ACT_SITE        143
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
FT   BINDING         12
FT                   /ligand="diphosphate"
FT                   /ligand_id="ChEBI:CHEBI:33019"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
FT   BINDING         141..143
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
FT   BINDING         189..191
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
FT   BINDING         246
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
FT   BINDING         296..299
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
FT   SITE            140
FT                   /note="Important for catalytic activity; stabilizes the
FT                   transition state when the phosphoryl donor is PPi"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01978"
SQ   SEQUENCE   421 AA;  46070 MW;  0D56EF09554F3DB3 CRC64;
     MPKNALYAQS GGVTAVINAS ACGVIDAVRA HPAHFGTCFA ARDGILGVLR EEIIDLDQED
     PLTLAALRHT PGGAFGSCRF DLGDPERDPR QYQRLVEVFR AHDIGYFFYN GGGGSMDTAL
     KVARIGELMG YPITAVGVPK TIDNDLDATD TSPGFGSAAK FIATVVREAS LDVESMHTSS
     TRVFLLEVMG RHAGWLAAAA ALAQEYDGQP PMLILFAEVP FDQTDFLRHL HLAIERHGYC
     VVVVSEGLKE PDGTLFAVAQ SHDVYAYTQL GGAAPRLADL IKRETGRKLH WSVVDYIQRA
     ARHLASKVDV EQAYAVGKAA VEGVVAGHRS FMPVIRRQTS VPYRWSIGRV PLERVANIER
     SMPREFISPD GYGITQACRD YLRPLIDGED CPPFENGLPC YPRIRGVLRP KRCPEFMIGT
     D
//
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