ID   RHAA_ECOHS              Reviewed;         419 AA.
AC   A8A706;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   03-AUG-2022, entry version 78.
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=EcHS_A4132;
OS   Escherichia coli O9:H4 (strain HS).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=331112;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HS;
RX   PubMed=18676672; DOI=10.1128/jb.00619-08;
RA   Rasko D.A., Rosovitz M.J., Myers G.S.A., Mongodin E.F., Fricke W.F.,
RA   Gajer P., Crabtree J., Sebaihia M., Thomson N.R., Chaudhuri R.,
RA   Henderson I.R., Sperandio V., Ravel J.;
RT   "The pangenome structure of Escherichia coli: comparative genomic analysis
RT   of E. coli commensal and pathogenic isolates.";
RL   J. Bacteriol. 190:6881-6893(2008).
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; CP000802; ABV08310.1; -; Genomic_DNA.
DR   RefSeq; WP_000211497.1; NC_009800.1.
DR   AlphaFoldDB; A8A706; -.
DR   SMR; A8A706; -.
DR   KEGG; ecx:EcHS_A4132; -.
DR   HOGENOM; CLU_052790_0_0_6; -.
DR   OMA; HKVNLHA; -.
DR   UniPathway; UPA00541; UER00601.
DR   Proteomes; UP000001123; 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_1000061060"
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;  47181 MW;  E99D852A14926255 CRC64;
     MTTQLEQAWE LAKQRFAAVG IDVEEALRQL DRLPVSMHCW QGDDVSGFEN PEGSLTGGIQ
     ATGNYPGKAR NASELRADLE QAMRLIPGPK RLNLHAIYLE SDTPVSRDQI KPEHFKNWVE
     WAKANQLGLD FNPSCFSHPL SADGFTLSHA DDSIRQFWID HCKASRRVSA YFGEQLGTPS
     VMNIWIPDGM KDITVDRLAP RQRLLAALDE VISEKLNPAH HIDAVESKLF GIGAESYTVG
     SNEFYLGYAT SRQTALCLDA GHFHPTEVIS DKISAAMLYV PQLLLHVSRP VRWDSDHVVL
     LDDETQAIAS EIVRHDLFDR VHIGLDFFDA SINRIAAWVI GTRNMKKALL RALLEPTAEL
     RKLEAAGDYT ARLALLEEQK SLPWQAVWEM YCQRHDTPAG SEWLESVRAY EKEILSRRG