ID   RHAA_ECOLU              Reviewed;         419 AA.
AC   B7NFK1;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   03-AUG-2022, entry version 68.
DE   RecName: Full=L-rhamnose isomerase {ECO:0000255|HAMAP-Rule:MF_00541};
DE            EC=5.3.1.14 {ECO:0000255|HAMAP-Rule:MF_00541};
GN   Name=rhaA {ECO:0000255|HAMAP-Rule:MF_00541}; OrderedLocusNames=ECUMN_4431;
OS   Escherichia coli O17:K52:H18 (strain UMN026 / ExPEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=585056;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=UMN026 / ExPEC;
RX   PubMed=19165319; DOI=10.1371/journal.pgen.1000344;
RA   Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P.,
RA   Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H.,
RA   Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E.,
RA   Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C.,
RA   Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S.,
RA   Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J.,
RA   Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E.;
RT   "Organised genome dynamics in the Escherichia coli species results in
RT   highly diverse adaptive paths.";
RL   PLoS Genet. 5:E1000344-E1000344(2009).
CC   -!- FUNCTION: Catalyzes the interconversion of L-rhamnose and L-rhamnulose.
CC       {ECO:0000255|HAMAP-Rule:MF_00541}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-rhamnopyranose = L-rhamnulose; Xref=Rhea:RHEA:23160,
CC         ChEBI:CHEBI:17897, ChEBI:CHEBI:62346; EC=5.3.1.14;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00541};
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00541};
CC       Note=Binds 1 Mn(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00541};
CC   -!- PATHWAY: Carbohydrate degradation; L-rhamnose degradation; glycerone
CC       phosphate from L-rhamnose: step 1/3. {ECO:0000255|HAMAP-Rule:MF_00541}.
CC   -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00541}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00541}.
CC   -!- SIMILARITY: Belongs to the rhamnose isomerase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00541}.
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DR   EMBL; CU928163; CAR15558.1; -; Genomic_DNA.
DR   RefSeq; WP_001309886.1; NC_011751.1.
DR   RefSeq; YP_002415047.1; NC_011751.1.
DR   AlphaFoldDB; B7NFK1; -.
DR   SMR; B7NFK1; -.
DR   STRING; 585056.ECUMN_4431; -.
DR   EnsemblBacteria; CAR15558; CAR15558; ECUMN_4431.
DR   KEGG; eum:ECUMN_4431; -.
DR   PATRIC; fig|585056.7.peg.4600; -.
DR   HOGENOM; CLU_052790_0_0_6; -.
DR   OMA; HKVNLHA; -.
DR   UniPathway; UPA00541; UER00601.
DR   Proteomes; UP000007097; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008740; F:L-rhamnose isomerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030145; F:manganese ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019301; P:rhamnose catabolic process; IEA:UniProtKB-UniPathway.
DR   HAMAP; MF_00541; RhaA; 1.
DR   InterPro; IPR009308; Rhamnose_isomerase.
DR   InterPro; IPR036237; Xyl_isomerase-like_sf.
DR   Pfam; PF06134; RhaA; 1.
DR   SUPFAM; SSF51658; SSF51658; 1.
DR   TIGRFAMs; TIGR01748; rhaA; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Isomerase; Manganese; Metal-binding; Rhamnose metabolism.
FT   CHAIN           1..419
FT                   /note="L-rhamnose isomerase"
FT                   /id="PRO_1000128881"
FT   BINDING         262
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00541"
FT   BINDING         294
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00541"
FT   BINDING         296
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00541"
SQ   SEQUENCE   419 AA;  47128 MW;  EC7E43164E6F7886 CRC64;
     MTTQLEQAWE LAKQRFAAVG IDVEEALRQL DRLPVSMHCW QGDDVSGFEN PEGSLTGGIQ
     ATGNYPGKAR NGSELRADLE QAMRLIPGPK RLNLHAIYLE SDTPVARDQI KPEHFKNWVE
     WAKANQLGLD FNPSCFSHPL SADGFTLSHA DDSIRQFWID HCKASRRVSA YFGEQLGTPS
     VMNIWIPDGM KDITVDRLAP RQRLLAALDE VISEKLDPAH HIDAVESKLF GIGAESYTVG
     SNEFYMGYAT SRQTALCLDA GHFHPTEVIS DKISAAMLYV PQLLLHVSRP VRWDSDHVVL
     LDDETQAIAS EIVRHDLFDR VHIGLDFFDA SINRIAAWVI GTRNMKKALL RALLEPTAEL
     RKLEAAGDYS ARLALLEEQK SLPWQAVWEM YCQRHDTPAG SEWLESVRAY EKEILSQRG