ID Q4L651_STAHJ Unreviewed; 662 AA.
AC Q4L651;
DT 02-AUG-2005, integrated into UniProtKB/TrEMBL.
DT 02-AUG-2005, sequence version 1.
DT 27-MAR-2024, entry version 137.
DE RecName: Full=Transketolase {ECO:0000256|ARBA:ARBA00016662, ECO:0000256|RuleBase:RU004996};
DE EC=2.2.1.1 {ECO:0000256|ARBA:ARBA00013152, ECO:0000256|RuleBase:RU004996};
GN Name=tkt {ECO:0000313|EMBL:BAE04874.1};
GN OrderedLocusNames=SH1565 {ECO:0000313|EMBL:BAE04874.1};
OS Staphylococcus haemolyticus (strain JCSC1435).
OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=279808 {ECO:0000313|EMBL:BAE04874.1, ECO:0000313|Proteomes:UP000000543};
RN [1] {ECO:0000313|EMBL:BAE04874.1, ECO:0000313|Proteomes:UP000000543}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCSC1435 {ECO:0000313|EMBL:BAE04874.1,
RC ECO:0000313|Proteomes:UP000000543};
RX PubMed=16237012; DOI=10.1128/JB.187.21.7292-7308.2005;
RA Takeuchi F., Watanabe S., Baba T., Yuzawa H., Ito T., Morimoto Y.,
RA Kuroda M., Cui L., Takahashi M., Ankai A., Baba S., Fukui S., Lee J.C.,
RA Hiramatsu K.;
RT "Whole-genome sequencing of Staphylococcus haemolyticus uncovers the
RT extreme plasticity of its genome and the evolution of human-colonizing
RT staphylococcal species.";
RL J. Bacteriol. 187:7292-7308(2005).
CC -!- FUNCTION: Catalyzes the transfer of a two-carbon ketol group from a
CC ketose donor to an aldose acceptor, via a covalent intermediate with
CC the cofactor thiamine pyrophosphate. {ECO:0000256|ARBA:ARBA00002931,
CC ECO:0000256|RuleBase:RU004996}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-glyceraldehyde 3-phosphate + D-sedoheptulose 7-phosphate =
CC aldehydo-D-ribose 5-phosphate + D-xylulose 5-phosphate;
CC Xref=Rhea:RHEA:10508, ChEBI:CHEBI:57483, ChEBI:CHEBI:57737,
CC ChEBI:CHEBI:58273, ChEBI:CHEBI:59776; EC=2.2.1.1;
CC Evidence={ECO:0000256|ARBA:ARBA00001027,
CC ECO:0000256|RuleBase:RU004996};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|RuleBase:RU004996};
CC Name=Ca(2+); Xref=ChEBI:CHEBI:29108;
CC Evidence={ECO:0000256|RuleBase:RU004996};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|RuleBase:RU004996};
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|RuleBase:RU004996};
CC Note=Binds 1 Mg(2+) ion per subunit. Can also utilize other divalent
CC metal cations, such as Ca(2+), Mn(2+) and Co(2+).
CC {ECO:0000256|RuleBase:RU004996};
CC -!- COFACTOR:
CC Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC Evidence={ECO:0000256|RuleBase:RU004996};
CC Note=Binds 1 thiamine pyrophosphate per subunit.
CC {ECO:0000256|RuleBase:RU004996};
CC -!- PATHWAY: Carbohydrate biosynthesis; Calvin cycle.
CC {ECO:0000256|ARBA:ARBA00005215}.
CC -!- PATHWAY: Carbohydrate degradation; pentose phosphate pathway.
CC {ECO:0000256|ARBA:ARBA00004959}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738,
CC ECO:0000256|RuleBase:RU004996}.
CC -!- SIMILARITY: Belongs to the transketolase family.
CC {ECO:0000256|ARBA:ARBA00007131, ECO:0000256|RuleBase:RU004996}.
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DR EMBL; AP006716; BAE04874.1; -; Genomic_DNA.
DR RefSeq; WP_011275856.1; NC_007168.1.
DR AlphaFoldDB; Q4L651; -.
DR GeneID; 58062238; -.
DR KEGG; sha:SH1565; -.
DR eggNOG; COG0021; Bacteria.
DR HOGENOM; CLU_009227_0_0_9; -.
DR OrthoDB; 8732661at2; -.
DR UniPathway; UPA00115; -.
DR UniPathway; UPA00116; -.
DR Proteomes; UP000000543; Chromosome.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004802; F:transketolase activity; IEA:UniProtKB-EC.
DR GO; GO:0006310; P:DNA recombination; IEA:UniProtKB-KW.
DR GO; GO:0006098; P:pentose-phosphate shunt; IEA:UniProtKB-UniPathway.
DR GO; GO:0019253; P:reductive pentose-phosphate cycle; IEA:UniProtKB-UniPathway.
DR CDD; cd07033; TPP_PYR_DXS_TK_like; 1.
DR CDD; cd02012; TPP_TK; 1.
DR Gene3D; 3.40.50.920; -; 1.
DR Gene3D; 3.40.50.970; -; 2.
DR InterPro; IPR029061; THDP-binding.
DR InterPro; IPR009014; Transketo_C/PFOR_II.
DR InterPro; IPR005475; Transketolase-like_Pyr-bd.
DR InterPro; IPR005478; Transketolase_bac-like.
DR InterPro; IPR020826; Transketolase_BS.
DR InterPro; IPR033248; Transketolase_C.
DR InterPro; IPR049557; Transketolase_CS.
DR InterPro; IPR033247; Transketolase_fam.
DR InterPro; IPR005474; Transketolase_N.
DR NCBIfam; TIGR00232; tktlase_bact; 1.
DR PANTHER; PTHR43522; TRANSKETOLASE; 1.
DR PANTHER; PTHR43522:SF2; TRANSKETOLASE 1-RELATED; 1.
DR Pfam; PF02779; Transket_pyr; 1.
DR Pfam; PF02780; Transketolase_C; 1.
DR Pfam; PF00456; Transketolase_N; 1.
DR SMART; SM00861; Transket_pyr; 1.
DR SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
DR SUPFAM; SSF52922; TK C-terminal domain-like; 1.
DR PROSITE; PS00801; TRANSKETOLASE_1; 1.
DR PROSITE; PS00802; TRANSKETOLASE_2; 1.
PE 3: Inferred from homology;
KW Calcium {ECO:0000256|ARBA:ARBA00022837, ECO:0000256|RuleBase:RU004996};
KW DNA recombination {ECO:0000256|ARBA:ARBA00023172};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|RuleBase:RU004996};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU004996};
KW Thiamine pyrophosphate {ECO:0000256|ARBA:ARBA00023052,
KW ECO:0000256|RuleBase:RU004996};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004996}.
FT DOMAIN 353..524
FT /note="Transketolase-like pyrimidine-binding"
FT /evidence="ECO:0000259|SMART:SM00861"
SQ SEQUENCE 662 AA; 73020 MW; 34672EA208B38090 CRC64;
MFNEKDQLAI DTIRALSIDA IEEANSGHPG LPMGAAPMAY TLWTRHLNFN PQSKDYFNRD
RFVLSAGHGS ALLYSLLHVS GSLELEELKQ FRQWGSKTPG HPEFRHTDGV EVTTGPLGQG
FAMSVGMALA EDHLAGKFNK DDFNIVDHYT YVLASDGDLM EGISHEAASF AGHNQLDKLI
VLYDSNDISL DGELNKAFSE DVKKRFESYG WNHILVKDGN DLDAIDKAIT KAKSQNGPTM
IEVKTIIGYG APNVSGTNGV HGAPLGSDER KLTFEAYGLD PEKRFNVPEE VYEIFQTTML
KRANEHEDAW KALLENYSKQ YPELADEFKL AISGKLPKNY RDELPRFDSD HNAATRADSG
EVIQALSKSV PSFFGGSADL AGSNKSNVKE ATDYDRNTPE GKNIWFGVRE FAMGAAVNGM
AAHGGLHPYG ATFFVFSDYL KPALRLSAIM GLNSTFIFTH DSIAVGEDGP THEPIEQLAG
LRSIPNMNVI RPADGNETRV AWEVALESEQ TPTSLVLTRQ NLPYLDVDEE TVEQGVRKGA
YVVFETETKP EYLLLATGSE VSLAIEAAKD LDKQGKGVRV VSMPNWFAFE QQPEEYKESV
IPKEITKRVA IEMASPLGWH KYVGTEGKVI GIDQFGASAP GDLVVEKYGF TKENVLNQIR
TF
//
