ID   RPIA_ACIAD              Reviewed;         223 AA.
AC   Q6FCI6;
DT   07-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   19-JUL-2004, sequence version 1.
DT   03-AUG-2022, entry version 104.
DE   RecName: Full=Ribose-5-phosphate isomerase A {ECO:0000255|HAMAP-Rule:MF_00170};
DE            EC=5.3.1.6 {ECO:0000255|HAMAP-Rule:MF_00170};
DE   AltName: Full=Phosphoriboisomerase A {ECO:0000255|HAMAP-Rule:MF_00170};
DE            Short=PRI {ECO:0000255|HAMAP-Rule:MF_00170};
GN   Name=rpiA {ECO:0000255|HAMAP-Rule:MF_00170}; OrderedLocusNames=ACIAD1358;
OS   Acinetobacter baylyi (strain ATCC 33305 / BD413 / ADP1).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC   Acinetobacter.
OX   NCBI_TaxID=62977;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 33305 / BD413 / ADP1;
RX   PubMed=15514110; DOI=10.1093/nar/gkh910;
RA   Barbe V., Vallenet D., Fonknechten N., Kreimeyer A., Oztas S., Labarre L.,
RA   Cruveiller S., Robert C., Duprat S., Wincker P., Ornston L.N.,
RA   Weissenbach J., Marliere P., Cohen G.N., Medigue C.;
RT   "Unique features revealed by the genome sequence of Acinetobacter sp. ADP1,
RT   a versatile and naturally transformation competent bacterium.";
RL   Nucleic Acids Res. 32:5766-5779(2004).
CC   -!- FUNCTION: Catalyzes the reversible conversion of ribose-5-phosphate to
CC       ribulose 5-phosphate. {ECO:0000255|HAMAP-Rule:MF_00170}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=aldehydo-D-ribose 5-phosphate = D-ribulose 5-phosphate;
CC         Xref=Rhea:RHEA:14657, ChEBI:CHEBI:58121, ChEBI:CHEBI:58273;
CC         EC=5.3.1.6; Evidence={ECO:0000255|HAMAP-Rule:MF_00170};
CC   -!- PATHWAY: Carbohydrate degradation; pentose phosphate pathway; D-ribose
CC       5-phosphate from D-ribulose 5-phosphate (non-oxidative stage): step
CC       1/1. {ECO:0000255|HAMAP-Rule:MF_00170}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00170}.
CC   -!- SIMILARITY: Belongs to the ribose 5-phosphate isomerase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00170}.
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; CR543861; CAG68225.1; -; Genomic_DNA.
DR   RefSeq; WP_004925711.1; NC_005966.1.
DR   AlphaFoldDB; Q6FCI6; -.
DR   SMR; Q6FCI6; -.
DR   STRING; 62977.ACIAD1358; -.
DR   EnsemblBacteria; CAG68225; CAG68225; ACIAD1358.
DR   GeneID; 45233774; -.
DR   KEGG; aci:ACIAD1358; -.
DR   eggNOG; COG0120; Bacteria.
DR   HOGENOM; CLU_056590_1_1_6; -.
DR   OMA; YDWDEVN; -.
DR   OrthoDB; 1681738at2; -.
DR   BioCyc; ASP62977:ACIAD_RS06260-MON; -.
DR   UniPathway; UPA00115; UER00412.
DR   Proteomes; UP000000430; Chromosome.
DR   GO; GO:0004751; F:ribose-5-phosphate isomerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009052; P:pentose-phosphate shunt, non-oxidative branch; IEA:UniProtKB-UniRule.
DR   CDD; cd01398; RPI_A; 1.
DR   HAMAP; MF_00170; Rib_5P_isom_A; 1.
DR   InterPro; IPR037171; NagB/RpiA_transferase-like.
DR   InterPro; IPR020672; Ribose5P_isomerase_typA_subgr.
DR   InterPro; IPR004788; Ribose5P_isomerase_type_A.
DR   PANTHER; PTHR11934; PTHR11934; 1.
DR   Pfam; PF06026; Rib_5-P_isom_A; 1.
DR   SUPFAM; SSF100950; SSF100950; 1.
DR   TIGRFAMs; TIGR00021; rpiA; 1.
PE   3: Inferred from homology;
KW   Isomerase; Reference proteome.
FT   CHAIN           1..223
FT                   /note="Ribose-5-phosphate isomerase A"
FT                   /id="PRO_0000158378"
FT   ACT_SITE        105
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         32..35
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         83..86
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         96..99
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         123
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
SQ   SEQUENCE   223 AA;  23681 MW;  CEAAE62B4A88A28E CRC64;
     MSLYATQDEK KQAAAKAALK HLPKGGILGV GTGSTVNFLI ELLPELQLEA AVASSEATAK
     RLKELGIEVV DMNHVGGLDA YVDGADEIDR HMHMIKGGGA ALTREKIVAS IAKKFVCIVD
     DSKWVEQLGR DFPLPVEVIP MARSAVARKL VSLGGDPVYR EGVVTDNGNV ILDVYNLNIL
     NALELEKTIN DIPGVVTNGI FALNAASIAI VATNNGIEER TAV