ID A0A1X7NIC8_9MICO Unreviewed; 167 AA.
AC A0A1X7NIC8;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Ribose-5-phosphate isomerase B {ECO:0000256|ARBA:ARBA00014007};
DE EC=5.3.1.6 {ECO:0000256|ARBA:ARBA00011959};
DE AltName: Full=Phosphoriboisomerase B {ECO:0000256|ARBA:ARBA00032117};
GN ORFNames=SAMN06295885_1366 {ECO:0000313|EMBL:SMH37566.1};
OS Rathayibacter oskolensis.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Microbacteriaceae;
OC Rathayibacter.
OX NCBI_TaxID=1891671 {ECO:0000313|EMBL:SMH37566.1, ECO:0000313|Proteomes:UP000193711};
RN [1] {ECO:0000313|Proteomes:UP000193711}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=VKM Ac-2121 {ECO:0000313|Proteomes:UP000193711};
RA Varghese N., Submissions S.;
RL Submitted (APR-2017) to the EMBL/GenBank/DDBJ databases.
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:0000256|ARBA:ARBA00001713};
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:0000256|ARBA:ARBA00004988}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the LacAB/RpiB family.
CC {ECO:0000256|ARBA:ARBA00008754}.
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DR EMBL; FXBM01000001; SMH37566.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1X7NIC8; -.
DR STRING; 1891671.SAMN06295885_1366; -.
DR OrthoDB; 1778624at2; -.
DR Proteomes; UP000193711; Unassembled WGS sequence.
DR GO; GO:0016861; F:intramolecular oxidoreductase activity, interconverting aldoses and ketoses; IEA:UniProt.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:InterPro.
DR Gene3D; 3.40.1400.10; Sugar-phosphate isomerase, RpiB/LacA/LacB; 1.
DR InterPro; IPR011860; Rib-5-P_Isoase_Actino.
DR InterPro; IPR003500; RpiB_LacA_LacB.
DR InterPro; IPR036569; RpiB_LacA_LacB_sf.
DR NCBIfam; TIGR02133; RPI_actino; 1.
DR NCBIfam; TIGR00689; rpiB_lacA_lacB; 1.
DR PANTHER; PTHR30345:SF0; DNA DAMAGE-REPAIR_TOLERATION PROTEIN DRT102; 1.
DR PANTHER; PTHR30345; RIBOSE-5-PHOSPHATE ISOMERASE B; 1.
DR Pfam; PF02502; LacAB_rpiB; 1.
DR PIRSF; PIRSF005384; RpiB_LacA_B; 1.
DR SUPFAM; SSF89623; Ribose/Galactose isomerase RpiB/AlsB; 1.
PE 3: Inferred from homology;
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000313|EMBL:SMH37566.1}.
FT BINDING 8..9
FT /ligand="D-ribulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:58121"
FT /evidence="ECO:0000256|PIRSR:PIRSR005384-2"
FT BINDING 71..75
FT /ligand="D-ribulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:58121"
FT /evidence="ECO:0000256|PIRSR:PIRSR005384-2"
FT BINDING 104
FT /ligand="D-ribulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:58121"
FT /evidence="ECO:0000256|PIRSR:PIRSR005384-2"
FT BINDING 114
FT /ligand="D-ribulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:58121"
FT /evidence="ECO:0000256|PIRSR:PIRSR005384-2"
FT BINDING 138
FT /ligand="D-ribulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:58121"
FT /evidence="ECO:0000256|PIRSR:PIRSR005384-2"
FT BINDING 142
FT /ligand="D-ribulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:58121"
FT /evidence="ECO:0000256|PIRSR:PIRSR005384-2"
SQ SEQUENCE 167 AA; 17728 MW; 9886F2E237C72EB9 CRC64;
MRIHIATDHA GLDFSRHLID HLGAAGHEVV DHGPTSYDPL DDYPSFCINA AAAVVRDQEA
GVEALGIVFG GSGNGEQIAA NKVTGVRAAL VWSLSTAVLA RQHNDANVIS IGARQHTVEE
ATGFIDAFVA EPFSFEERHV RRIAQLAEYE ATGDIAGRVV DSAADGR
//