RPIA_BUCA5
ID RPIA_BUCA5 Reviewed; 223 AA.
AC B8D9J2;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 03-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 62.
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=BUAP5A_404;
OS Buchnera aphidicola subsp. Acyrthosiphon pisum (strain 5A).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Buchnera.
OX NCBI_TaxID=563178;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=5A;
RX PubMed=19150844; DOI=10.1126/science.1167140;
RA Moran N.A., McLaughlin H.J., Sorek R.;
RT "The dynamics and time scale of ongoing genomic erosion in symbiotic
RT bacteria.";
RL Science 323:379-382(2009).
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; CP001161; ACL30763.1; -; Genomic_DNA.
DR RefSeq; WP_009874367.1; NC_011833.1.
DR AlphaFoldDB; B8D9J2; -.
DR SMR; B8D9J2; -.
DR KEGG; bap:BUAP5A_404; -.
DR HOGENOM; CLU_056590_1_1_6; -.
DR OMA; YDWDEVN; -.
DR OrthoDB; 1681738at2; -.
DR UniPathway; UPA00115; UER00412.
DR Proteomes; UP000006904; 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.
FT CHAIN 1..223
FT /note="Ribose-5-phosphate isomerase A"
FT /id="PRO_1000194692"
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