RPIA_BUCAI
ID RPIA_BUCAI Reviewed; 223 AA.
AC P57489;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-2000, sequence version 1.
DT 03-AUG-2022, entry version 98.
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=BU411;
OS Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon
OS pisum symbiotic bacterium).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Buchnera.
OX NCBI_TaxID=107806;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=APS;
RX PubMed=10993077; DOI=10.1038/35024074;
RA Shigenobu S., Watanabe H., Hattori M., Sakaki Y., Ishikawa H.;
RT "Genome sequence of the endocellular bacterial symbiont of aphids Buchnera
RT sp. APS.";
RL Nature 407:81-86(2000).
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; BA000003; BAB13112.1; -; Genomic_DNA.
DR RefSeq; NP_240226.1; NC_002528.1.
DR RefSeq; WP_009874367.1; NC_002528.1.
DR AlphaFoldDB; P57489; -.
DR SMR; P57489; -.
DR STRING; 107806.10039078; -.
DR EnsemblBacteria; BAB13112; BAB13112; BAB13112.
DR KEGG; buc:BU411; -.
DR PATRIC; fig|107806.10.peg.423; -.
DR eggNOG; COG0120; Bacteria.
DR HOGENOM; CLU_056590_1_1_6; -.
DR OMA; YDWDEVN; -.
DR UniPathway; UPA00115; UER00412.
DR Proteomes; UP000001806; 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_0000158398"
FT ACT_SITE 103
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT BINDING 28..31
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT BINDING 81..84
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT BINDING 94..97
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
FT BINDING 121
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00170"
SQ SEQUENCE 223 AA; 24417 MW; 7FC25CEB072AB8D5 CRC64;
MNLNKLKKKA AWAALDYIDP GTIIGVGTGT TIFYFIEALG TIKNLIYGAV SSSNSSTVLL
KKHGIEVFDL KNFSSLAIYV DSADEINNHM QMIKGGGGAL TREKIIASMS KKFVCIIDKS
KKVDVLGTFP LPIEIIPMAL SYIFREMIKI GGTPKYRKNV ITDNGNIIID VYNLCIKDPI
SMEKKINSLP GVVTVGLFAS RSADIVLIGT QKGIRTINKK ENR