ID F8HDU1_STRE5 Unreviewed; 577 AA.
AC F8HDU1;
DT 21-SEP-2011, integrated into UniProtKB/TrEMBL.
DT 21-SEP-2011, sequence version 1.
DT 24-JAN-2024, entry version 69.
DE RecName: Full=Phosphoenolpyruvate-protein phosphotransferase {ECO:0000256|ARBA:ARBA00016544, ECO:0000256|PIRNR:PIRNR000732};
DE EC=2.7.3.9 {ECO:0000256|ARBA:ARBA00012232, ECO:0000256|PIRNR:PIRNR000732};
DE AltName: Full=Phosphotransferase system, enzyme I {ECO:0000256|ARBA:ARBA00033235, ECO:0000256|PIRNR:PIRNR000732};
GN Name=ptsI {ECO:0000313|EMBL:AEJ53643.1};
GN OrderedLocusNames=Ssal_01362 {ECO:0000313|EMBL:AEJ53643.1};
OS Streptococcus salivarius (strain 57.I).
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=1046629 {ECO:0000313|EMBL:AEJ53643.1, ECO:0000313|Proteomes:UP000000293};
RN [1] {ECO:0000313|EMBL:AEJ53643.1, ECO:0000313|Proteomes:UP000000293}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=57.I {ECO:0000313|EMBL:AEJ53643.1,
RC ECO:0000313|Proteomes:UP000000293};
RX PubMed=21914897; DOI=10.1128/JB.05670-11;
RA Geng J., Huang S.C., Li S., Hu S., Chen Y.Y.;
RT "Complete genome sequence of the ureolytic Streptococcus salivarius strain
RT 57.I.";
RL J. Bacteriol. 193:5596-5597(2011).
CC -!- FUNCTION: General (non sugar-specific) component of the
CC phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar
CC PTS). This major carbohydrate active-transport system catalyzes the
CC phosphorylation of incoming sugar substrates concomitantly with their
CC translocation across the cell membrane. Enzyme I transfers the
CC phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl
CC carrier protein (HPr). {ECO:0000256|ARBA:ARBA00002728,
CC ECO:0000256|PIRNR:PIRNR000732}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-histidyl-[protein] + phosphoenolpyruvate = N(pros)-phospho-
CC L-histidyl-[protein] + pyruvate; Xref=Rhea:RHEA:23880, Rhea:RHEA-
CC COMP:9745, Rhea:RHEA-COMP:9746, ChEBI:CHEBI:15361, ChEBI:CHEBI:29979,
CC ChEBI:CHEBI:58702, ChEBI:CHEBI:64837; EC=2.7.3.9;
CC Evidence={ECO:0000256|ARBA:ARBA00000683,
CC ECO:0000256|PIRNR:PIRNR000732};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946,
CC ECO:0000256|PIRNR:PIRNR000732, ECO:0000256|PIRSR:PIRSR000732-3};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|PIRNR:PIRNR000732}.
CC -!- SIMILARITY: Belongs to the PEP-utilizing enzyme family.
CC {ECO:0000256|ARBA:ARBA00007837, ECO:0000256|PIRNR:PIRNR000732}.
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DR EMBL; CP002888; AEJ53643.1; -; Genomic_DNA.
DR RefSeq; WP_002884022.1; NC_017594.1.
DR AlphaFoldDB; F8HDU1; -.
DR SMR; F8HDU1; -.
DR KEGG; stf:Ssal_01362; -.
DR PATRIC; fig|1046629.4.peg.1197; -.
DR eggNOG; COG1080; Bacteria.
DR OMA; CNAEWAL; -.
DR Proteomes; UP000000293; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0016301; F:kinase activity; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0008965; F:phosphoenolpyruvate-protein phosphotransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0009401; P:phosphoenolpyruvate-dependent sugar phosphotransferase system; IEA:UniProtKB-KW.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR Gene3D; 3.20.20.60; Phosphoenolpyruvate-binding domains; 1.
DR Gene3D; 3.50.30.10; Phosphohistidine domain; 1.
DR Gene3D; 1.10.274.10; PtsI, HPr-binding domain; 1.
DR InterPro; IPR008279; PEP-util_enz_mobile_dom.
DR InterPro; IPR018274; PEP_util_AS.
DR InterPro; IPR000121; PEP_util_C.
DR InterPro; IPR023151; PEP_util_CS.
DR InterPro; IPR036637; Phosphohistidine_dom_sf.
DR InterPro; IPR024692; PTS_EI.
DR InterPro; IPR006318; PTS_EI-like.
DR InterPro; IPR008731; PTS_EIN.
DR InterPro; IPR036618; PtsI_HPr-bd_sf.
DR InterPro; IPR015813; Pyrv/PenolPyrv_Kinase-like_dom.
DR InterPro; IPR040442; Pyrv_Kinase-like_dom_sf.
DR NCBIfam; TIGR01417; PTS_I_fam; 1.
DR PANTHER; PTHR46244; PHOSPHOENOLPYRUVATE-PROTEIN PHOSPHOTRANSFERASE; 1.
DR PANTHER; PTHR46244:SF3; PHOSPHOENOLPYRUVATE-PROTEIN PHOSPHOTRANSFERASE; 1.
DR Pfam; PF05524; PEP-utilisers_N; 1.
DR Pfam; PF00391; PEP-utilizers; 1.
DR Pfam; PF02896; PEP-utilizers_C; 1.
DR PIRSF; PIRSF000732; PTS_enzyme_I; 1.
DR PRINTS; PR01736; PHPHTRNFRASE.
DR SUPFAM; SSF47831; Enzyme I of the PEP:sugar phosphotransferase system HPr-binding (sub)domain; 1.
DR SUPFAM; SSF51621; Phosphoenolpyruvate/pyruvate domain; 1.
DR SUPFAM; SSF52009; Phosphohistidine domain; 1.
DR PROSITE; PS00742; PEP_ENZYMES_2; 1.
DR PROSITE; PS00370; PEP_ENZYMES_PHOS_SITE; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|PIRNR:PIRNR000732};
KW Kinase {ECO:0000256|PIRNR:PIRNR000732};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRNR:PIRNR000732};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR000732};
KW Phosphotransferase system {ECO:0000256|ARBA:ARBA00022683,
KW ECO:0000256|PIRNR:PIRNR000732}; Pyruvate {ECO:0000313|EMBL:AEJ53643.1};
KW Sugar transport {ECO:0000256|ARBA:ARBA00022597,
KW ECO:0000256|PIRNR:PIRNR000732};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR000732};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PIRNR:PIRNR000732}.
FT DOMAIN 6..128
FT /note="Phosphotransferase system enzyme I N-terminal"
FT /evidence="ECO:0000259|Pfam:PF05524"
FT DOMAIN 154..227
FT /note="PEP-utilising enzyme mobile"
FT /evidence="ECO:0000259|Pfam:PF00391"
FT DOMAIN 252..545
FT /note="PEP-utilising enzyme C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02896"
FT ACT_SITE 191
FT /note="Tele-phosphohistidine intermediate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-1"
FT ACT_SITE 506
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-1"
FT BINDING 298
FT /ligand="phosphoenolpyruvate"
FT /ligand_id="ChEBI:CHEBI:58702"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-2"
FT BINDING 334
FT /ligand="phosphoenolpyruvate"
FT /ligand_id="ChEBI:CHEBI:58702"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-2"
FT BINDING 435
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-3"
FT BINDING 458..459
FT /ligand="phosphoenolpyruvate"
FT /ligand_id="ChEBI:CHEBI:58702"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-2"
FT BINDING 459
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-3"
FT BINDING 469
FT /ligand="phosphoenolpyruvate"
FT /ligand_id="ChEBI:CHEBI:58702"
FT /evidence="ECO:0000256|PIRSR:PIRSR000732-2"
SQ SEQUENCE 577 AA; 63047 MW; EDADDF90B85E72D2 CRC64;
MTEMLKGIAA SDGVAVAKAY LLVQPDLSFE TVTVEDTSAE EARLDAALAA SQDELSVIRE
KAVESLGEEA AAVFDAHLMV LADPEMTGQI KETIRAKQVN AEAALTEVTD MFIAIFEGME
DNPYMQERAA DIRDVTKRVL ANLLGKKLPN PATINEESIV VAHDLTPSDT AQLNKKYVKA
FVTNIGGRTS HSAIMARTLE IAAVLGTNNI TELVKDGDIL AVSGITGEVV INPTEEQIAE
FKAAGEAYAK QKAEWALLKD AQTVTADGKH FELAANIGTP KDVEGVNDNG AEAVGLYRTE
FLYMDSQDFP TEDDQYEAYK AVLEGMNGKP VVVRTMDIGG DKELPYFDLP KEMNPFLGYR
ALRISISETG NQMFRTQLRA LLRASVHGKL RIMFPMVALL TEFRTAKGIL EEEKAKLVAE
GVAVADDIEV GIMIEIPAAA MLADQFAKEV DFFSIGTNDL IQYTMAADRM NEQVSYLYQP
YNPSILRLIN NVIKAAHAEG KWAGMCGEMA GDQTAVPLLV GMGLDEFSMS ATSVLRTRSL
MKKLDTAKME EYANRALTEC STMEEVLELS KEYVNVD
//