ID A0A0M4T002_9NOSO Unreviewed; 235 AA.
AC A0A0M4T002;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 27-MAR-2024, entry version 34.
DE RecName: Full=Ribulose-phosphate 3-epimerase {ECO:0000256|ARBA:ARBA00013188, ECO:0000256|HAMAP-Rule:MF_02227};
DE EC=5.1.3.1 {ECO:0000256|ARBA:ARBA00013188, ECO:0000256|HAMAP-Rule:MF_02227};
GN Name=rpe {ECO:0000256|HAMAP-Rule:MF_02227};
GN ORFNames=ACX27_03765 {ECO:0000313|EMBL:ALF52170.1};
OS Nostoc piscinale CENA21.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=224013 {ECO:0000313|EMBL:ALF52170.1, ECO:0000313|Proteomes:UP000062645};
RN [1] {ECO:0000313|Proteomes:UP000062645}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CENA21 {ECO:0000313|Proteomes:UP000062645};
RA Leao T.F., Leao P.N., Guimaraes P.I., de Melo A.G.C., Ramos R.T.J.,
RA Silva A., Fiore M.F., Schneider M.P.C.;
RT "Genome Of Nitrogen-Fixing Cyanobacterium Nostoc piscinale CENA21 From
RT Solimoes/Amazon River Floodplain Sediments And Comparative Genomics To
RT Uncover Biosynthetic Natural Products Potential.";
RL Submitted (JUL-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ALF52170.1, ECO:0000313|Proteomes:UP000062645}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CENA21 {ECO:0000313|EMBL:ALF52170.1,
RC ECO:0000313|Proteomes:UP000062645};
RX PubMed=27034496;
RA Leao T., Guimaraes P.I., de Melo A.G., Ramos R.T., Leao P.N., Silva A.,
RA Fiore M.F., Schneider M.P.;
RT "Draft Genome Sequence of the N2-Fixing Cyanobacterium Nostoc piscinale
RT CENA21, Isolated from the Brazilian Amazon Floodplain.";
RL Genome Announc. 4:0-0(2016).
CC -!- FUNCTION: Catalyzes the reversible epimerization of D-ribulose 5-
CC phosphate to D-xylulose 5-phosphate. {ECO:0000256|HAMAP-Rule:MF_02227}.
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|HAMAP-Rule:MF_02227, 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|HAMAP-Rule:MF_02227,
CC ECO:0000256|PIRSR:PIRSR001461-2};
CC Note=Binds 1 divalent metal cation per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_02227, ECO:0000256|PIRSR:PIRSR001461-2};
CC -!- PATHWAY: Carbohydrate degradation. {ECO:0000256|HAMAP-Rule:MF_02227}.
CC -!- SIMILARITY: Belongs to the ribulose-phosphate 3-epimerase family.
CC {ECO:0000256|ARBA:ARBA00009541, ECO:0000256|HAMAP-Rule:MF_02227,
CC ECO:0000256|PIRNR:PIRNR001461}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP012036; ALF52170.1; -; Genomic_DNA.
DR RefSeq; WP_062288635.1; NZ_CP012036.1.
DR AlphaFoldDB; A0A0M4T002; -.
DR STRING; 224013.ACX27_03765; -.
DR PATRIC; fig|224013.5.peg.906; -.
DR OrthoDB; 1645589at2; -.
DR Proteomes; UP000062645; Chromosome.
DR GO; GO:0004750; F:D-ribulose-phosphate 3-epimerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0019323; P:pentose catabolic process; IEA:UniProtKB-UniRule.
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|HAMAP-Rule:MF_02227,
KW ECO:0000256|PIRNR:PIRNR001461}; Cobalt {ECO:0000256|PIRSR:PIRSR001461-2};
KW Isomerase {ECO:0000256|HAMAP-Rule:MF_02227, ECO:0000256|PIRNR:PIRNR001461};
KW Manganese {ECO:0000256|PIRSR:PIRSR001461-2};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_02227,
KW ECO:0000256|PIRSR:PIRSR001461-2}; Zinc {ECO:0000256|PIRSR:PIRSR001461-2}.
FT ACT_SITE 42
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-1"
FT ACT_SITE 184
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-1"
FT BINDING 15
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 40
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 42
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 73
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 73
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 151..154
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 184..186
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227"
FT BINDING 184
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-2"
FT BINDING 186
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 206..207
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-3"
SQ SEQUENCE 235 AA; 25512 MW; 37F5FE314746DC84 CRC64;
MTQNRSEKPI VIAPSILSAD FSRLGDEIRA VDAAGADWIH VDVMDGRFVP NITIGPLVVE
AIRPVTTKPL DVHLMIVEPE KYVEGFAKAG ADIISVHAEH NASPHLHRTL GQIKELGKQA
GVVLNPSTPL EFIEYVLELC DLVLIMSVNP GFGGQSFIPG VLPKIRKLRQ MCDERGLNPW
IEVDGGLKAN NTWQVLEAGA NAIVAGSAVF NAKDYAEAIT NIRNSKRPTP ELAKV
//