ID   RPIA_STRP1              Reviewed;         227 AA.
AC   P66697; Q48ZA5; Q9A085;
DT   11-OCT-2004, integrated into UniProtKB/Swiss-Prot.
DT   11-OCT-2004, sequence version 1.
DT   03-AUG-2022, entry version 110.
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};
GN   OrderedLocusNames=SPy_0889, M5005_Spy0695;
OS   Streptococcus pyogenes serotype M1.
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=301447;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700294 / SF370 / Serotype M1;
RX   PubMed=11296296; DOI=10.1073/pnas.071559398;
RA   Ferretti J.J., McShan W.M., Ajdic D.J., Savic D.J., Savic G., Lyon K.,
RA   Primeaux C., Sezate S., Suvorov A.N., Kenton S., Lai H.S., Lin S.P.,
RA   Qian Y., Jia H.G., Najar F.Z., Ren Q., Zhu H., Song L., White J., Yuan X.,
RA   Clifton S.W., Roe B.A., McLaughlin R.E.;
RT   "Complete genome sequence of an M1 strain of Streptococcus pyogenes.";
RL   Proc. Natl. Acad. Sci. U.S.A. 98:4658-4663(2001).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-947 / MGAS5005 / Serotype M1;
RX   PubMed=16088826; DOI=10.1086/432514;
RA   Sumby P., Porcella S.F., Madrigal A.G., Barbian K.D., Virtaneva K.,
RA   Ricklefs S.M., Sturdevant D.E., Graham M.R., Vuopio-Varkila J., Hoe N.P.,
RA   Musser J.M.;
RT   "Evolutionary origin and emergence of a highly successful clone of serotype
RT   M1 group A Streptococcus involved multiple horizontal gene transfer
RT   events.";
RL   J. Infect. Dis. 192:771-782(2005).
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}.
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DR   EMBL; AE004092; AAK33809.1; -; Genomic_DNA.
DR   EMBL; CP000017; AAZ51313.1; -; Genomic_DNA.
DR   RefSeq; NP_269088.1; NC_002737.2.
DR   AlphaFoldDB; P66697; -.
DR   SMR; P66697; -.
DR   STRING; 1314.HKU360_00704; -.
DR   PaxDb; P66697; -.
DR   EnsemblBacteria; AAK33809; AAK33809; SPy_0889.
DR   KEGG; spy:SPy_0889; -.
DR   KEGG; spz:M5005_Spy0695; -.
DR   PATRIC; fig|160490.10.peg.765; -.
DR   HOGENOM; CLU_056590_1_0_9; -.
DR   OMA; YDWDEVN; -.
DR   UniPathway; UPA00115; UER00412.
DR   Proteomes; UP000000750; 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   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..227
FT                   /note="Ribose-5-phosphate isomerase A"
FT                   /id="PRO_0000158476"
FT   ACT_SITE        104
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         26..29
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         82..85
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         95..98
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT   BINDING         122
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
SQ   SEQUENCE   227 AA;  24277 MW;  19C4E551822EE2E2 CRC64;
     MEALKKIAGV TAAQYVTDGM TIGLGTGSTA YYFVEEIGRR VKQEGLQVVG VTTSSVTSKQ
     AEVLGIPLKS IDDIDSIDLT VDGADEVDKN FNGIKGGGAA LLMEKIVATP TKEYIWVVDA
     SKMVEHLGAF KLPVEVVQYG ADRLFRVFEK AGYKPSFRMK GDSRLVTDMQ NYIIDLDLGC
     IKDPVAFGHL LDGTVGVVEH GLFNGMVDKV IVASKDGVTV LEAPTAG