ID   RHAA_ECOSM              Reviewed;         419 AA.
AC   B1LMU3;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 74.
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};
GN   OrderedLocusNames=EcSMS35_4294;
OS   Escherichia coli (strain SMS-3-5 / SECEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=439855;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SMS-3-5 / SECEC;
RX   PubMed=18708504; DOI=10.1128/jb.00661-08;
RA   Fricke W.F., Wright M.S., Lindell A.H., Harkins D.M., Baker-Austin C.,
RA   Ravel J., Stepanauskas R.;
RT   "Insights into the environmental resistance gene pool from the genome
RT   sequence of the multidrug-resistant environmental isolate Escherichia coli
RT   SMS-3-5.";
RL   J. Bacteriol. 190:6779-6794(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; CP000970; ACB16079.1; -; Genomic_DNA.
DR   RefSeq; WP_000211494.1; NC_010498.1.
DR   AlphaFoldDB; B1LMU3; -.
DR   SMR; B1LMU3; -.
DR   EnsemblBacteria; ACB16079; ACB16079; EcSMS35_4294.
DR   KEGG; ecm:EcSMS35_4294; -.
DR   HOGENOM; CLU_052790_0_0_6; -.
DR   OMA; HKVNLHA; -.
DR   UniPathway; UPA00541; UER00601.
DR   Proteomes; UP000007011; 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_1000128883"
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;  47172 MW;  7936F32C0D29D2DD CRC64;
     MTTQLEQAWE LAKQRFAAVG IDVEEALRQL DRLPVSMHCW QGDDVSGFEN PEGSLTGGIQ
     ATGNYPGKAR NASELRADLE QAMRLIPGPK RLNLHAIYLE SDTPVSRDQI KPEHFKNWVE
     WAKANQLGLD FNPSCFSHPL SADGFTLSHA DDSIRQFWID HCKASRRVSA YFGEQLGTPS
     VMNIWIPDGM KDITVDRLAP RQRLLAALDE VISEKLDPAH HIDAVESKLF GIGAESYTVG
     SNEFYMGYAT SRQTALCLDA GHFHPTEVIS DKISAAMLYV PQLLLHVSRP VRWDSDHVVL
     LDDETQAIAS EIVRHDLFDR VHIGLDFFDA SINRIAAWVI GTRNMKKALL RALLEPTTEL
     RKLEAAGDYT ARLALLEEQK SLPWQAVWEM YCQRHDTPVG SEWLESVRAY EKAILSQRG