ID Q1QK45_NITHX Unreviewed; 233 AA.
AC Q1QK45;
DT 16-MAY-2006, integrated into UniProtKB/TrEMBL.
DT 16-MAY-2006, sequence version 1.
DT 27-MAR-2024, entry version 101.
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 OrderedLocusNames=Nham_2620 {ECO:0000313|EMBL:ABE63402.1};
OS Nitrobacter hamburgensis (strain DSM 10229 / NCIMB 13809 / X14).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Nitrobacteraceae; Nitrobacter.
OX NCBI_TaxID=323097 {ECO:0000313|EMBL:ABE63402.1, ECO:0000313|Proteomes:UP000001953};
RN [1] {ECO:0000313|EMBL:ABE63402.1, ECO:0000313|Proteomes:UP000001953}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 10229 / NCIMB 13809 / X14
RC {ECO:0000313|Proteomes:UP000001953};
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Ivanova N., Ward B., Arp D., Klotz M., Stein L.,
RA O'Mullan G., Starkenburg S., Sayavedra L., Poret-Peterson A.T.,
RA Gentry M.E., Bruce D., Richardson P.;
RT "Complete sequence of chromosome of Nitrobacter hamburgensis X14.";
RL Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
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}.
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DR EMBL; CP000319; ABE63402.1; -; Genomic_DNA.
DR RefSeq; WP_011511068.1; NC_007964.1.
DR AlphaFoldDB; Q1QK45; -.
DR STRING; 323097.Nham_2620; -.
DR KEGG; nha:Nham_2620; -.
DR eggNOG; COG0036; Bacteria.
DR HOGENOM; CLU_054856_1_0_5; -.
DR OrthoDB; 1645589at2; -.
DR Proteomes; UP000001953; 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};
KW Reference proteome {ECO:0000313|Proteomes:UP000001953};
KW 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 180
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 149..152
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 180..182
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227"
FT BINDING 180
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 182
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR001461-3"
FT BINDING 202..203
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02227,
FT ECO:0000256|PIRSR:PIRSR001461-3"
SQ SEQUENCE 233 AA; 24572 MW; 94DBA0E4388F277C CRC64;
MSQTFVPRPL VIAPSILASD FSKLGEEVRA VDQGGADWIH LDVMDGHFVP NISYGPDVIK
AMRPHTKKIF DAHLMISPCD PYLEAFAKAG CDHITVHVEA GPHLHRSLQA IRALGKKAGV
SLNPATPLST IEYVLDMVDL VLVMSVNPGF GGQKFITSAL DKIRDLRAMT AGRPIDIEVD
GGVAPDVAGE LGAAGANAFV AGSAVFKGGT MESYKANMDA IRSAAAAARG ELV
//
