ID B8BQU3_THAPS Unreviewed; 719 AA.
AC B8BQU3;
DT 03-MAR-2009, integrated into UniProtKB/TrEMBL.
DT 03-MAR-2009, sequence version 1.
DT 27-MAR-2024, entry version 65.
DE RecName: Full=transketolase {ECO:0000256|ARBA:ARBA00013152};
DE EC=2.2.1.1 {ECO:0000256|ARBA:ARBA00013152};
GN Name=TKT1 {ECO:0000313|EMBL:EED95847.1};
GN ORFNames=THAPSDRAFT_26678 {ECO:0000313|EMBL:EED95847.1};
OS Thalassiosira pseudonana (Marine diatom) (Cyclotella nana).
OC Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta;
OC Coscinodiscophyceae; Thalassiosirophycidae; Thalassiosirales;
OC Thalassiosiraceae; Thalassiosira.
OX NCBI_TaxID=35128 {ECO:0000313|EMBL:EED95847.1, ECO:0000313|Proteomes:UP000001449};
RN [1] {ECO:0000313|EMBL:EED95847.1, ECO:0000313|Proteomes:UP000001449}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCMP1335 {ECO:0000313|EMBL:EED95847.1};
RX PubMed=15459382; DOI=10.1126/science.1101156;
RA Armbrust E.V., Berges J.A., Bowler C., Green B.R., Martinez D.,
RA Putnam N.H., Zhou S., Allen A.E., Apt K.E., Bechner M., Brzezinski M.A.,
RA Chaal B.K., Chiovitti A., Davis A.K., Demarest M.S., Detter J.C.,
RA Glavina T., Goodstein D., Hadi M.Z., Hellsten U., Hildebrand M.,
RA Jenkins B.D., Jurka J., Kapitonov V.V., Kroger N., Lau W.W., Lane T.W.,
RA Larimer F.W., Lippmeier J.C., Lucas S., Medina M., Montsant A., Obornik M.,
RA Parker M.S., Palenik B., Pazour G.J., Richardson P.M., Rynearson T.A.,
RA Saito M.A., Schwartz D.C., Thamatrakoln K., Valentin K., Vardi A.,
RA Wilkerson F.P., Rokhsar D.S.;
RT "The genome of the diatom Thalassiosira pseudonana: ecology, evolution, and
RT metabolism.";
RL Science 306:79-86(2004).
RN [2] {ECO:0000313|EMBL:EED95847.1, ECO:0000313|Proteomes:UP000001449}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCMP1335 {ECO:0000313|EMBL:EED95847.1};
RX PubMed=18923393; DOI=10.1038/nature07410;
RA Bowler C., Allen A.E., Badger J.H., Grimwood J., Jabbari K., Kuo A.,
RA Maheswari U., Martens C., Maumus F., Otillar R.P., Rayko E., Salamov A.,
RA Vandepoele K., Beszteri B., Gruber A., Heijde M., Katinka M., Mock T.,
RA Valentin K., Verret F., Berges J.A., Brownlee C., Cadoret J.P.,
RA Chiovitti A., Choi C.J., Coesel S., De Martino A., Detter J.C., Durkin C.,
RA Falciatore A., Fournet J., Haruta M., Huysman M.J., Jenkins B.D.,
RA Jiroutova K., Jorgensen R.E., Joubert Y., Kaplan A., Kroger N., Kroth P.G.,
RA La Roche J., Lindquist E., Lommer M., Martin-Jezequel V., Lopez P.J.,
RA Lucas S., Mangogna M., McGinnis K., Medlin L.K., Montsant A.,
RA Oudot-Le Secq M.P., Napoli C., Obornik M., Parker M.S., Petit J.L.,
RA Porcel B.M., Poulsen N., Robison M., Rychlewski L., Rynearson T.A.,
RA Schmutz J., Shapiro H., Siaut M., Stanley M., Sussman M.R., Taylor A.R.,
RA Vardi A., von Dassow P., Vyverman W., Willis A., Wyrwicz L.S.,
RA Rokhsar D.S., Weissenbach J., Armbrust E.V., Green B.R., Van de Peer Y.,
RA Grigoriev I.V.;
RT "The Phaeodactylum genome reveals the evolutionary history of diatom
RT genomes.";
RL Nature 456:239-244(2008).
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 -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|ARBA:ARBA00001941};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC Evidence={ECO:0000256|ARBA:ARBA00001964};
CC -!- SIMILARITY: Belongs to the transketolase family.
CC {ECO:0000256|ARBA:ARBA00007131}.
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DR EMBL; CM000638; EED95847.1; -; Genomic_DNA.
DR RefSeq; XP_002286206.1; XM_002286170.1.
DR AlphaFoldDB; B8BQU3; -.
DR STRING; 35128.B8BQU3; -.
DR PaxDb; 35128-Thaps26678; -.
DR EnsemblProtists; EED95847; EED95847; THAPSDRAFT_26678.
DR GeneID; 7447630; -.
DR KEGG; tps:THAPSDRAFT_26678; -.
DR eggNOG; KOG0523; Eukaryota.
DR HOGENOM; CLU_009227_0_0_1; -.
DR InParanoid; B8BQU3; -.
DR OMA; ADYMRGS; -.
DR Proteomes; UP000001449; Chromosome 1.
DR GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004802; F:transketolase activity; IBA:GO_Central.
DR GO; GO:0006098; P:pentose-phosphate shunt; IBA:GO_Central.
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; 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.
PE 3: Inferred from homology;
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000001449};
KW Thiamine pyrophosphate {ECO:0000256|ARBA:ARBA00023052};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:EED95847.1}.
FT DOMAIN 386..558
FT /note="Transketolase-like pyrimidine-binding"
FT /evidence="ECO:0000259|SMART:SM00861"
SQ SEQUENCE 719 AA; 77525 MW; 25FA7FE544F5A899 CRC64;
MEPPTKRAHT DFQAAQLASY KGTPLELKCI NTIRTLAADM VQKANSGHPG APMGCAPMAH
VLWSSVASGG AGRSHSASNP GWWNRDRFVL SNGHACALQY VMLHLSGYED CGMEQLKLFR
QVGSHTPGHP ENFCTKGVEV CTGPLGQGIS NAVGMAIAAK HLGAIYNTAD FPNIISNKTY
VICGDGCLQE GISGEACSLA GHLGLGDLIV LYDDNHITID GDTGLAFTED VNKRYEAYGW
HVQTVGDVAN GLEDLNKAIA EAKKVTDKPS LIKIRTEIGF GSPHKQGSAS SHGAPLGDRE
IELVKSRLYG CDPSQSFFVD EDVNAYYKQQ AAEGDAARAA WDAEFAKYKV AHPDKASELE
RRFKHELPND VFDDLPTFVY GKDKANATRK FSEACLNAVA PKVPELMGGS ADLTGSNLCQ
IKGSGDFQKA TPEGSTIRFG VREHAMAAIC NGMFAYGAFR PFCATFLQFA GYALGAMRCS
ALSKFGVIYI MTHDSIGLGE DGPTHQPVEM LESLRAMPNM HVLRAADANE MAAAYQIALK
NVHTPTVICC TRGTVAPLEH SSRVKAMKGA YTVIEEEGEG APDLVLVATG SEVWRCVDAA
KALQSEHSIR TRVVSMPCQD IFLEQDEEYR RSILPGNIPT LSVEASSENG WHRFSHAQIG
LTRFGMSGPL EELFIKFGFG AENVASKGKA LVDFYKDLGG NVPDLNARPS FVNFSGVDH
//
