ID   LACC_STRA5              Reviewed;         310 AA.
AC   Q8DXC2;
DT   10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 102.
DE   RecName: Full=Tagatose-6-phosphate kinase {ECO:0000255|HAMAP-Rule:MF_01557};
DE            EC=2.7.1.144 {ECO:0000255|HAMAP-Rule:MF_01557};
DE   AltName: Full=Phosphotagatokinase {ECO:0000255|HAMAP-Rule:MF_01557};
GN   Name=lacC {ECO:0000255|HAMAP-Rule:MF_01557}; OrderedLocusNames=SAG1929;
OS   Streptococcus agalactiae serotype V (strain ATCC BAA-611 / 2603 V/R).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=208435;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-611 / 2603 V/R;
RX   PubMed=12200547; DOI=10.1073/pnas.182380799;
RA   Tettelin H., Masignani V., Cieslewicz M.J., Eisen J.A., Peterson S.N.,
RA   Wessels M.R., Paulsen I.T., Nelson K.E., Margarit I., Read T.D.,
RA   Madoff L.C., Wolf A.M., Beanan M.J., Brinkac L.M., Daugherty S.C.,
RA   DeBoy R.T., Durkin A.S., Kolonay J.F., Madupu R., Lewis M.R., Radune D.,
RA   Fedorova N.B., Scanlan D., Khouri H.M., Mulligan S., Carty H.A.,
RA   Cline R.T., Van Aken S.E., Gill J., Scarselli M., Mora M., Iacobini E.T.,
RA   Brettoni C., Galli G., Mariani M., Vegni F., Maione D., Rinaudo D.,
RA   Rappuoli R., Telford J.L., Kasper D.L., Grandi G., Fraser C.M.;
RT   "Complete genome sequence and comparative genomic analysis of an emerging
RT   human pathogen, serotype V Streptococcus agalactiae.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:12391-12396(2002).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + D-tagatofuranose 6-phosphate = ADP + D-tagatofuranose
CC         1,6-bisphosphate + H(+); Xref=Rhea:RHEA:12420, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:58694, ChEBI:CHEBI:58695,
CC         ChEBI:CHEBI:456216; EC=2.7.1.144; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01557};
CC   -!- PATHWAY: Carbohydrate metabolism; D-tagatose 6-phosphate degradation;
CC       D-glyceraldehyde 3-phosphate and glycerone phosphate from D-tagatose 6-
CC       phosphate: step 1/2. {ECO:0000255|HAMAP-Rule:MF_01557}.
CC   -!- SIMILARITY: Belongs to the carbohydrate kinase PfkB family. LacC
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01557}.
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DR   EMBL; AE009948; AAN00791.1; -; Genomic_DNA.
DR   RefSeq; NP_688918.1; NC_004116.1.
DR   RefSeq; WP_000604238.1; NC_004116.1.
DR   AlphaFoldDB; Q8DXC2; -.
DR   SMR; Q8DXC2; -.
DR   STRING; 208435.SAG1929; -.
DR   EnsemblBacteria; AAN00791; AAN00791; SAG1929.
DR   KEGG; sag:SAG1929; -.
DR   PATRIC; fig|208435.3.peg.1934; -.
DR   HOGENOM; CLU_050013_5_0_9; -.
DR   OMA; QLNEPGP; -.
DR   UniPathway; UPA00704; UER00715.
DR   Proteomes; UP000000821; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0009024; F:tagatose-6-phosphate kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:2001059; P:D-tagatose 6-phosphate catabolic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0019512; P:lactose catabolic process via tagatose-6-phosphate; IEA:UniProtKB-UniRule.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   CDD; cd01164; FruK_PfkB_like; 1.
DR   Gene3D; 3.40.1190.20; -; 1.
DR   HAMAP; MF_01557; LacC; 1.
DR   InterPro; IPR002173; Carboh/pur_kinase_PfkB_CS.
DR   InterPro; IPR005926; LacC.
DR   InterPro; IPR011611; PfkB_dom.
DR   InterPro; IPR029056; Ribokinase-like.
DR   InterPro; IPR017583; Tagatose/fructose_Pkinase.
DR   Pfam; PF00294; PfkB; 1.
DR   PIRSF; PIRSF000535; 1PFK/6PFK/LacC; 1.
DR   SUPFAM; SSF53613; SSF53613; 1.
DR   TIGRFAMs; TIGR03168; 1-PFK; 1.
DR   TIGRFAMs; TIGR01231; lacC; 1.
DR   PROSITE; PS00583; PFKB_KINASES_1; 1.
DR   PROSITE; PS00584; PFKB_KINASES_2; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Kinase; Lactose metabolism; Nucleotide-binding;
KW   Reference proteome; Transferase.
FT   CHAIN           1..310
FT                   /note="Tagatose-6-phosphate kinase"
FT                   /id="PRO_0000203929"
SQ   SEQUENCE   310 AA;  33742 MW;  201C16E14D4612DA CRC64;
     MILTVTLNPS IDISYCLENF NMDTVNRVTD VSKTPGGKGL NVTRVLSQLG DNVVATGLLG
     GDFGDFIRSG LDALEIRHQF LSIGGETRHC IAVLHEGQQT EILEKGPHIT KDEADAFLNH
     LKLIFDAATI ITVSGSLPKG LPSDYYARLI SLANHFNKKV VLDCSGEALR SVLKSSAKPT
     VIKPNLEELT QLIGKPISYS LDELKSTLQQ DLFRGIDWVI VSLGARGAFA KHGNHYYQVT
     IPKIEVINPV GSGDATVAGI ASALEHQLDD TNLLKRANVL GMLNAQETLT GHINLTYYQE
     LISQIQVKEV