RHAM_BACTN
ID RHAM_BACTN Reviewed; 104 AA.
AC Q8A044;
DT 22-JUL-2008, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 03-AUG-2022, entry version 96.
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=BT_4177;
OS Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 /
OS CCUG 10774 / NCTC 10582 / VPI-5482 / E50).
OC Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC Bacteroides.
OX NCBI_TaxID=226186;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 /
RC VPI-5482 / E50;
RX PubMed=12663928; DOI=10.1126/science.1080029;
RA Xu J., Bjursell M.K., Himrod J., Deng S., Carmichael L.K., Chiang H.C.,
RA Hooper L.V., Gordon J.I.;
RT "A genomic view of the human-Bacteroides thetaiotaomicron symbiosis.";
RL Science 299:2074-2076(2003).
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; AE015928; AAO79282.1; -; Genomic_DNA.
DR RefSeq; NP_813088.1; NC_004663.1.
DR RefSeq; WP_008759851.1; NZ_UYXG01000012.1.
DR AlphaFoldDB; Q8A044; -.
DR SMR; Q8A044; -.
DR STRING; 226186.BT_4177; -.
DR PaxDb; Q8A044; -.
DR PRIDE; Q8A044; -.
DR EnsemblBacteria; AAO79282; AAO79282; BT_4177.
DR GeneID; 60925351; -.
DR KEGG; bth:BT_4177; -.
DR PATRIC; fig|226186.12.peg.4244; -.
DR eggNOG; COG3254; Bacteria.
DR HOGENOM; CLU_100689_2_0_10; -.
DR InParanoid; Q8A044; -.
DR OMA; KRHDEIW; -.
DR UniPathway; UPA00125; -.
DR Proteomes; UP000001414; 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:0016857; F:racemase and epimerase activity, acting on carbohydrates and derivatives; IBA:GO_Central.
DR GO; GO:0019301; P:rhamnose catabolic process; IBA:GO_Central.
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_0000344553"
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; 12123 MW; 348F15B6A63C7A17 CRC64;
MKREAFKMYL KPGYEAEYEK RHAAIWPELK ALLSKNGVSD YSIYWDKETN ILFAFQKTEG
EGGSQDLGNT EIVQKWWDYM ADIMEVNPDN SPVSIPLPEV FHMD