RPIA_STRT1
ID RPIA_STRT1 Reviewed; 226 AA.
AC Q5LZM5;
DT 07-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT 01-FEB-2005, sequence version 1.
DT 03-AUG-2022, entry version 87.
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=str1121;
OS Streptococcus thermophilus (strain CNRZ 1066).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=299768;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CNRZ 1066;
RX PubMed=15543133; DOI=10.1038/nbt1034;
RA Bolotin A., Quinquis B., Renault P., Sorokin A., Ehrlich S.D.,
RA Kulakauskas S., Lapidus A., Goltsman E., Mazur M., Pusch G.D., Fonstein M.,
RA Overbeek R., Kyprides N., Purnelle B., Prozzi D., Ngui K., Masuy D.,
RA Hancy F., Burteau S., Boutry M., Delcour J., Goffeau A., Hols P.;
RT "Complete sequence and comparative genome analysis of the dairy bacterium
RT Streptococcus thermophilus.";
RL Nat. Biotechnol. 22:1554-1558(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}.
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DR EMBL; CP000024; AAV62672.1; -; Genomic_DNA.
DR RefSeq; WP_011227255.1; NC_006449.1.
DR AlphaFoldDB; Q5LZM5; -.
DR SMR; Q5LZM5; -.
DR KEGG; stc:str1121; -.
DR HOGENOM; CLU_056590_1_0_9; -.
DR OMA; YDWDEVN; -.
DR UniPathway; UPA00115; UER00412.
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.
FT CHAIN 1..226
FT /note="Ribose-5-phosphate isomerase A"
FT /id="PRO_0000158480"
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 226 AA; 24312 MW; E7CD9DDE309A26D7 CRC64;
MDELKKLAGV YAAGFVEDGM VVGLGTGSTA YFFVEEIGRR IKEEGLSVVG VTTSSQTTKQ
AEGLGIPLKS VDDIDSIDVT VDGADEVDPQ LNGIKGGGGA LLMEKIVATP TKKYIWVVDE
SKMVDQLGAF KLPVEVVQYG ADRLYLDFES KGYKPSFRVT EQGDRFVTDM KNFIIDLDLG
KINNPVALGD ELKAMTGVVE HGLFNGMVNK VIVAGKDGVK IVEVKD
