ID   RHAM_PECAS              Reviewed;         104 AA.
AC   Q6DA26;
DT   22-JUL-2008, integrated into UniProtKB/Swiss-Prot.
DT   16-AUG-2004, sequence version 1.
DT   03-AUG-2022, entry version 93.
DE   RecName: Full=L-rhamnose mutarotase {ECO:0000255|HAMAP-Rule:MF_01663};
DE            EC=5.1.3.32 {ECO:0000255|HAMAP-Rule:MF_01663};
DE   AltName: Full=Rhamnose 1-epimerase {ECO:0000255|HAMAP-Rule:MF_01663};
DE   AltName: Full=Type-3 mutarotase {ECO:0000255|HAMAP-Rule:MF_01663};
GN   Name=rhaM {ECO:0000255|HAMAP-Rule:MF_01663}; OrderedLocusNames=ECA0437;
OS   Pectobacterium atrosepticum (strain SCRI 1043 / ATCC BAA-672) (Erwinia
OS   carotovora subsp. atroseptica).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Pectobacteriaceae; Pectobacterium.
OX   NCBI_TaxID=218491;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SCRI 1043 / ATCC BAA-672;
RX   PubMed=15263089; DOI=10.1073/pnas.0402424101;
RA   Bell K.S., Sebaihia M., Pritchard L., Holden M.T.G., Hyman L.J.,
RA   Holeva M.C., Thomson N.R., Bentley S.D., Churcher L.J.C., Mungall K.,
RA   Atkin R., Bason N., Brooks K., Chillingworth T., Clark K., Doggett J.,
RA   Fraser A., Hance Z., Hauser H., Jagels K., Moule S., Norbertczak H.,
RA   Ormond D., Price C., Quail M.A., Sanders M., Walker D., Whitehead S.,
RA   Salmond G.P.C., Birch P.R.J., Parkhill J., Toth I.K.;
RT   "Genome sequence of the enterobacterial phytopathogen Erwinia carotovora
RT   subsp. atroseptica and characterization of virulence factors.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:11105-11110(2004).
CC   -!- FUNCTION: Involved in the anomeric conversion of L-rhamnose.
CC       {ECO:0000255|HAMAP-Rule:MF_01663}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=alpha-L-rhamnose = beta-L-rhamnose; Xref=Rhea:RHEA:25584,
CC         ChEBI:CHEBI:27586, ChEBI:CHEBI:27907; EC=5.1.3.32;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01663};
CC   -!- PATHWAY: Carbohydrate metabolism; L-rhamnose metabolism.
CC       {ECO:0000255|HAMAP-Rule:MF_01663}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01663}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01663}.
CC   -!- SIMILARITY: Belongs to the rhamnose mutarotase family.
CC       {ECO:0000255|HAMAP-Rule:MF_01663}.
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DR   EMBL; BX950851; CAG73352.1; -; Genomic_DNA.
DR   RefSeq; WP_011092059.1; NC_004547.2.
DR   AlphaFoldDB; Q6DA26; -.
DR   SMR; Q6DA26; -.
DR   STRING; 218491.ECA0437; -.
DR   PRIDE; Q6DA26; -.
DR   EnsemblBacteria; CAG73352; CAG73352; ECA0437.
DR   GeneID; 57207291; -.
DR   KEGG; eca:ECA0437; -.
DR   PATRIC; fig|218491.5.peg.441; -.
DR   eggNOG; COG3254; Bacteria.
DR   HOGENOM; CLU_100689_2_0_6; -.
DR   OMA; KRHDEIW; -.
DR   OrthoDB; 1694303at2; -.
DR   UniPathway; UPA00125; -.
DR   Proteomes; UP000007966; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0062192; F:L-rhamnose mutarotase activity; IEA:UniProtKB-EC.
DR   GO; GO:0019299; P:rhamnose metabolic process; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01663; L_rham_rotase; 1.
DR   InterPro; IPR011008; Dimeric_a/b-barrel.
DR   InterPro; IPR013448; L-rhamnose_mutarotase.
DR   InterPro; IPR008000; Rham/fucose_mutarotase.
DR   Pfam; PF05336; rhaM; 1.
DR   SUPFAM; SSF54909; SSF54909; 1.
DR   TIGRFAMs; TIGR02625; YiiL_rotase; 1.
PE   3: Inferred from homology;
KW   Carbohydrate metabolism; Cytoplasm; Isomerase; Reference proteome;
KW   Rhamnose metabolism.
FT   CHAIN           1..104
FT                   /note="L-rhamnose mutarotase"
FT                   /id="PRO_0000344568"
FT   REGION          85..104
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   ACT_SITE        22
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01663"
FT   BINDING         18
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01663"
FT   BINDING         41
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01663"
FT   BINDING         76..77
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01663"
SQ   SEQUENCE   104 AA;  12285 MW;  8E57A56C06AF7061 CRC64;
     MLRKAFVMSV FPDSHDEYQR RHNPIWPELA EVLKNHGAHH YSIFLDKQRN LLFGYVEVES
     EARWEAIAQT DVCQRWWKHM GDVMPSNPDN SPISDALDPV FYLD