ID   RHAA_ECO8A              Reviewed;         419 AA.
AC   B7M6V5;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 67.
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=ECIAI1_4108;
OS   Escherichia coli O8 (strain IAI1).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=585034;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=IAI1;
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; CU928160; CAR00879.1; -; Genomic_DNA.
DR   RefSeq; WP_001325794.1; NC_011741.1.
DR   AlphaFoldDB; B7M6V5; -.
DR   SMR; B7M6V5; -.
DR   KEGG; ecr:ECIAI1_4108; -.
DR   HOGENOM; CLU_052790_0_0_6; -.
DR   OMA; HKVNLHA; -.
DR   UniPathway; UPA00541; UER00601.
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_1000128879"
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;  47173 MW;  FC07A771E4BEB7B2 CRC64;
     MTTQLEQAWE LAKQRFAAVG IDVEEALRQL DRLPVSMHCW QGDDVSGFEN PEGSLTGGIQ
     ATGNYPGKAR NASELRTDLE QAMRLIPGPK RLNLHAIYLE SDTPVSRDQI KPEHFKNWVE
     WAKANQLGLD FNPSCFSHPL SADGFTLSHA DDSIRQFWID HCKASRRVSA YFGEQLGTPS
     VMNIWIPDGM KDITVDRLAP RQRLLAALDE VISEKLNPAH HIDAVESKLF GIGAESYTVG
     SNEFYMGYAT SRQTALCLDA GHFHPTEVIS DKISAAMLYV PQLLLHVSRP VRWDSDHVVL
     LDDETQAIAS EIVRHDLFDR VHIGLDFFDA SINRIAAWVI GTRNMKKALL RALLEPTAEL
     RKLEAAGDYT ARLALLEEQK SLPWQAVWEM YCQRHDTPTG SEWLESVRAY EKAILSQRG