ID   RBSD_CLOP1              Reviewed;         131 AA.
AC   Q0TPX4;
DT   02-SEP-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-SEP-2006, sequence version 1.
DT   03-AUG-2022, entry version 81.
DE   RecName: Full=D-ribose pyranase {ECO:0000255|HAMAP-Rule:MF_01661};
DE            EC=5.4.99.62 {ECO:0000255|HAMAP-Rule:MF_01661};
GN   Name=rbsD {ECO:0000255|HAMAP-Rule:MF_01661}; OrderedLocusNames=CPF_1883;
OS   Clostridium perfringens (strain ATCC 13124 / DSM 756 / JCM 1290 / NCIMB
OS   6125 / NCTC 8237 / Type A).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Clostridiaceae;
OC   Clostridium.
OX   NCBI_TaxID=195103;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 13124 / DSM 756 / JCM 1290 / NCIMB 6125 / NCTC 8237 / S 107 /
RC   Type A;
RX   PubMed=16825665; DOI=10.1101/gr.5238106;
RA   Myers G.S.A., Rasko D.A., Cheung J.K., Ravel J., Seshadri R., DeBoy R.T.,
RA   Ren Q., Varga J., Awad M.M., Brinkac L.M., Daugherty S.C., Haft D.H.,
RA   Dodson R.J., Madupu R., Nelson W.C., Rosovitz M.J., Sullivan S.A.,
RA   Khouri H., Dimitrov G.I., Watkins K.L., Mulligan S., Benton J., Radune D.,
RA   Fisher D.J., Atkins H.S., Hiscox T., Jost B.H., Billington S.J.,
RA   Songer J.G., McClane B.A., Titball R.W., Rood J.I., Melville S.B.,
RA   Paulsen I.T.;
RT   "Skewed genomic variability in strains of the toxigenic bacterial pathogen,
RT   Clostridium perfringens.";
RL   Genome Res. 16:1031-1040(2006).
CC   -!- FUNCTION: Catalyzes the interconversion of beta-pyran and beta-furan
CC       forms of D-ribose. {ECO:0000255|HAMAP-Rule:MF_01661}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=beta-D-ribopyranose = beta-D-ribofuranose;
CC         Xref=Rhea:RHEA:25432, ChEBI:CHEBI:27476, ChEBI:CHEBI:47002;
CC         EC=5.4.99.62; Evidence={ECO:0000255|HAMAP-Rule:MF_01661};
CC   -!- PATHWAY: Carbohydrate metabolism; D-ribose degradation; D-ribose 5-
CC       phosphate from beta-D-ribopyranose: step 1/2. {ECO:0000255|HAMAP-
CC       Rule:MF_01661}.
CC   -!- SUBUNIT: Homodecamer. {ECO:0000255|HAMAP-Rule:MF_01661}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01661}.
CC   -!- SIMILARITY: Belongs to the RbsD / FucU family. RbsD subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01661}.
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DR   EMBL; CP000246; ABG84581.1; -; Genomic_DNA.
DR   RefSeq; WP_003456057.1; NC_008261.1.
DR   AlphaFoldDB; Q0TPX4; -.
DR   SMR; Q0TPX4; -.
DR   STRING; 195103.CPF_1883; -.
DR   EnsemblBacteria; ABG84581; ABG84581; CPF_1883.
DR   GeneID; 29571016; -.
DR   KEGG; cpf:CPF_1883; -.
DR   eggNOG; COG1869; Bacteria.
DR   HOGENOM; CLU_135498_0_0_9; -.
DR   OMA; IIRTGEC; -.
DR   OrthoDB; 1750843at2; -.
DR   UniPathway; UPA00916; UER00888.
DR   Proteomes; UP000001823; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0062193; F:D-ribose pyranase activity; IEA:UniProtKB-EC.
DR   GO; GO:0016872; F:intramolecular lyase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0048029; F:monosaccharide binding; IEA:InterPro.
DR   GO; GO:0019303; P:D-ribose catabolic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.1650.10; -; 1.
DR   HAMAP; MF_01661; D_rib_pyranase; 1.
DR   InterPro; IPR023064; D-ribose_pyranase.
DR   InterPro; IPR023750; RbsD-like_sf.
DR   InterPro; IPR007721; RbsD_FucU.
DR   PANTHER; PTHR37831; PTHR37831; 1.
DR   Pfam; PF05025; RbsD_FucU; 1.
DR   SUPFAM; SSF102546; SSF102546; 1.
PE   3: Inferred from homology;
KW   Carbohydrate metabolism; Cytoplasm; Isomerase.
FT   CHAIN           1..131
FT                   /note="D-ribose pyranase"
FT                   /id="PRO_0000346186"
FT   ACT_SITE        20
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01661"
FT   BINDING         28
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01661"
FT   BINDING         98
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01661"
FT   BINDING         120..122
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01661"
SQ   SEQUENCE   131 AA;  14581 MW;  F966AB80635E4760 CRC64;
     MRKTSLLNSN ISSVISKMGH TDMLAIGDCG LPIPKETERI DLALIKGVPG FIETLKAILE
     ELQVEEVLIA KETEKVSPEL FTEIKEIIKD TKITFISHEE LKKELKDCKA VVRTGEQTPY
     ANIILKSGVV F