ID I7MLR3_TETTS Unreviewed; 237 AA.
AC I7MLR3;
DT 03-OCT-2012, integrated into UniProtKB/TrEMBL.
DT 16-APR-2014, sequence version 2.
DT 27-MAR-2024, entry version 49.
DE RecName: Full=Ribulose-phosphate 3-epimerase {ECO:0000256|ARBA:ARBA00013188, ECO:0000256|PIRNR:PIRNR001461};
DE EC=5.1.3.1 {ECO:0000256|ARBA:ARBA00013188, ECO:0000256|PIRNR:PIRNR001461};
GN ORFNames=TTHERM_00492730 {ECO:0000313|EMBL:EAS02920.2};
OS Tetrahymena thermophila (strain SB210).
OC Eukaryota; Sar; Alveolata; Ciliophora; Intramacronucleata;
OC Oligohymenophorea; Hymenostomatida; Tetrahymenina; Tetrahymenidae;
OC Tetrahymena.
OX NCBI_TaxID=312017 {ECO:0000313|EMBL:EAS02920.2, ECO:0000313|Proteomes:UP000009168};
RN [1] {ECO:0000313|Proteomes:UP000009168}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SB210 {ECO:0000313|Proteomes:UP000009168};
RX PubMed=16933976; DOI=10.1371/journal.pbio.0040286;
RA Eisen J.A., Coyne R.S., Wu M., Wu D., Thiagarajan M., Wortman J.R.,
RA Badger J.H., Ren Q., Amedeo P., Jones K.M., Tallon L.J., Delcher A.L.,
RA Salzberg S.L., Silva J.C., Haas B.J., Majoros W.H., Farzad M.,
RA Carlton J.M., Smith R.K. Jr., Garg J., Pearlman R.E., Karrer K.M., Sun L.,
RA Manning G., Elde N.C., Turkewitz A.P., Asai D.J., Wilkes D.E., Wang Y.,
RA Cai H., Collins K., Stewart B.A., Lee S.R., Wilamowska K., Weinberg Z.,
RA Ruzzo W.L., Wloga D., Gaertig J., Frankel J., Tsao C.-C., Gorovsky M.A.,
RA Keeling P.J., Waller R.F., Patron N.J., Cherry J.M., Stover N.A.,
RA Krieger C.J., del Toro C., Ryder H.F., Williamson S.C., Barbeau R.A.,
RA Hamilton E.P., Orias E.;
RT "Macronuclear genome sequence of the ciliate Tetrahymena thermophila, a
RT model eukaryote.";
RL PLoS Biol. 4:1620-1642(2006).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-ribulose 5-phosphate = D-xylulose 5-phosphate;
CC Xref=Rhea:RHEA:13677, ChEBI:CHEBI:57737, ChEBI:CHEBI:58121;
CC EC=5.1.3.1; Evidence={ECO:0000256|ARBA:ARBA00001782,
CC ECO:0000256|PIRNR:PIRNR001461};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|ARBA:ARBA00001941};
CC -!- COFACTOR:
CC Name=Fe(2+); Xref=ChEBI:CHEBI:29033;
CC Evidence={ECO:0000256|ARBA:ARBA00001954};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|ARBA:ARBA00001947};
CC -!- COFACTOR:
CC Name=a divalent metal cation; Xref=ChEBI:CHEBI:60240;
CC Evidence={ECO:0000256|PIRSR:PIRSR001461-2};
CC Note=Binds 1 divalent metal cation per subunit.
CC {ECO:0000256|PIRSR:PIRSR001461-2};
CC -!- SIMILARITY: Belongs to the ribulose-phosphate 3-epimerase family.
CC {ECO:0000256|ARBA:ARBA00009541, ECO:0000256|PIRNR:PIRNR001461}.
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DR EMBL; GG662512; EAS02920.2; -; Genomic_DNA.
DR RefSeq; XP_001023165.2; XM_001023165.2.
DR AlphaFoldDB; I7MLR3; -.
DR STRING; 312017.I7MLR3; -.
DR GeneID; 7835760; -.
DR KEGG; tet:TTHERM_00492730; -.
DR eggNOG; KOG3111; Eukaryota.
DR InParanoid; I7MLR3; -.
DR OrthoDB; 101513at2759; -.
DR Proteomes; UP000009168; Unassembled WGS sequence.
DR GO; GO:0004750; F:D-ribulose-phosphate 3-epimerase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-KW.
DR GO; GO:0006098; P:pentose-phosphate shunt; IEA:InterPro.
DR CDD; cd00429; RPE; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_02227; RPE; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR026019; Ribul_P_3_epim.
DR InterPro; IPR000056; Ribul_P_3_epim-like.
DR InterPro; IPR011060; RibuloseP-bd_barrel.
DR NCBIfam; TIGR01163; rpe; 1.
DR PANTHER; PTHR11749; RIBULOSE-5-PHOSPHATE-3-EPIMERASE; 1.
DR PANTHER; PTHR11749:SF3; RIBULOSE-PHOSPHATE 3-EPIMERASE; 1.
DR Pfam; PF00834; Ribul_P_3_epim; 1.
DR PIRSF; PIRSF001461; RPE; 1.
DR SUPFAM; SSF51366; Ribulose-phoshate binding barrel; 1.
DR PROSITE; PS01085; RIBUL_P_3_EPIMER_1; 1.
DR PROSITE; PS01086; RIBUL_P_3_EPIMER_2; 1.
PE 3: Inferred from homology;
KW Carbohydrate metabolism {ECO:0000256|PIRNR:PIRNR001461};
KW Cobalt {ECO:0000256|PIRSR:PIRSR001461-2};
KW Isomerase {ECO:0000256|PIRNR:PIRNR001461};
KW Manganese {ECO:0000256|PIRSR:PIRSR001461-2};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR001461-2};
KW Reference proteome {ECO:0000313|Proteomes:UP000009168};
KW Zinc {ECO:0000256|PIRSR:PIRSR001461-2}.
FT ACT_SITE 40
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-1"
FT ACT_SITE 179
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-1"
FT BINDING 13
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 38
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 40
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 71
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 71
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 150..153
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 179
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 181
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 201..202
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
SQ SEQUENCE 237 AA; 26763 MW; 6626916E0EADF3B3 CRC64;
MSEKQLQAII APSILSADLS SLADECQKLN DQGADWLHID VMDGHFVPNF TFGQTVVKCL
RKKVKGFFDC HLMISEPQKW VKDFHNAGAD QYTFHYEAVE NQEQLCKEIK ETGMRVGIAI
KPKTQIEDKL LQLIDSNLVD MVLIMTVEPG FGGQKFMQDM MQKVELLRRK YPKLDIQVDG
GIVCENIDIV AKAGANVIVS GSGIVNHADP KKAMAFMKER VQFFISDNEN QIQQQKD
//
