ID   ARAA_SACD2              Reviewed;         500 AA.
AC   Q21MP3;
DT   04-DEC-2007, integrated into UniProtKB/Swiss-Prot.
DT   18-APR-2006, sequence version 1.
DT   03-AUG-2022, entry version 83.
DE   RecName: Full=L-arabinose isomerase {ECO:0000255|HAMAP-Rule:MF_00519};
DE            EC=5.3.1.4 {ECO:0000255|HAMAP-Rule:MF_00519};
GN   Name=araA {ECO:0000255|HAMAP-Rule:MF_00519}; OrderedLocusNames=Sde_0774;
OS   Saccharophagus degradans (strain 2-40 / ATCC 43961 / DSM 17024).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Cellvibrionales;
OC   Cellvibrionaceae; Saccharophagus.
OX   NCBI_TaxID=203122;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=2-40 / ATCC 43961 / DSM 17024;
RX   PubMed=18516288; DOI=10.1371/journal.pgen.1000087;
RA   Weiner R.M., Taylor L.E. II, Henrissat B., Hauser L., Land M.,
RA   Coutinho P.M., Rancurel C., Saunders E.H., Longmire A.G., Zhang H.,
RA   Bayer E.A., Gilbert H.J., Larimer F., Zhulin I.B., Ekborg N.A., Lamed R.,
RA   Richardson P.M., Borovok I., Hutcheson S.;
RT   "Complete genome sequence of the complex carbohydrate-degrading marine
RT   bacterium, Saccharophagus degradans strain 2-40 T.";
RL   PLoS Genet. 4:E1000087-E1000087(2008).
CC   -!- FUNCTION: Catalyzes the conversion of L-arabinose to L-ribulose.
CC       {ECO:0000255|HAMAP-Rule:MF_00519}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=beta-L-arabinopyranose = L-ribulose; Xref=Rhea:RHEA:14821,
CC         ChEBI:CHEBI:16880, ChEBI:CHEBI:40886; EC=5.3.1.4;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00519};
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00519};
CC       Note=Binds 1 Mn(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00519};
CC   -!- PATHWAY: Carbohydrate degradation; L-arabinose degradation via L-
CC       ribulose; D-xylulose 5-phosphate from L-arabinose (bacterial route):
CC       step 1/3. {ECO:0000255|HAMAP-Rule:MF_00519}.
CC   -!- SIMILARITY: Belongs to the arabinose isomerase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00519}.
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DR   EMBL; CP000282; ABD80036.1; -; Genomic_DNA.
DR   RefSeq; WP_011467257.1; NC_007912.1.
DR   AlphaFoldDB; Q21MP3; -.
DR   SMR; Q21MP3; -.
DR   STRING; 203122.Sde_0774; -.
DR   EnsemblBacteria; ABD80036; ABD80036; Sde_0774.
DR   KEGG; sde:Sde_0774; -.
DR   eggNOG; COG2160; Bacteria.
DR   HOGENOM; CLU_045663_0_0_6; -.
DR   OMA; HMLEICP; -.
DR   OrthoDB; 507566at2; -.
DR   UniPathway; UPA00145; UER00565.
DR   Proteomes; UP000001947; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:InterPro.
DR   GO; GO:0008733; F:L-arabinose isomerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030145; F:manganese ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019569; P:L-arabinose catabolic process to xylulose 5-phosphate; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.50.10940; -; 1.
DR   HAMAP; MF_00519; Arabinose_Isome; 1.
DR   InterPro; IPR024664; Ara_Isoase_C.
DR   InterPro; IPR038583; AraA_N_sf.
DR   InterPro; IPR004216; Fuc/Ara_isomerase_C.
DR   InterPro; IPR009015; Fucose_isomerase_N/cen_sf.
DR   InterPro; IPR003762; Lara_isomerase.
DR   PANTHER; PTHR38464; PTHR38464; 1.
DR   Pfam; PF11762; Arabinose_Iso_C; 1.
DR   Pfam; PF02610; Arabinose_Isome; 1.
DR   PIRSF; PIRSF001478; L-ara_isomerase; 1.
DR   SUPFAM; SSF50443; SSF50443; 1.
DR   SUPFAM; SSF53743; SSF53743; 1.
PE   3: Inferred from homology;
KW   Arabinose catabolism; Carbohydrate metabolism; Isomerase; Manganese;
KW   Metal-binding; Reference proteome.
FT   CHAIN           1..500
FT                   /note="L-arabinose isomerase"
FT                   /id="PRO_0000312616"
FT   BINDING         306
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00519"
FT   BINDING         333
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00519"
FT   BINDING         349
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00519"
FT   BINDING         448
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00519"
SQ   SEQUENCE   500 AA;  55133 MW;  109BB54E5E4948B9 CRC64;
     MKIYGEKKIW FVTGSQHLYG PGVLAQVAEN SQAIAAGLTA SEHVSANIES RGVVTTPKEI
     LDVCQAANSD ENCVGLILWM HTFSPAKMWI AGLSALNKPY MHLHTQFGAA LPWGDINMNY
     MNLNQSAHGD REFGYIGTRL RQERKVVVGH WQKESVQIQV DDWVRAAMGW AESQTLKVAR
     FGDNMRQVAV TEGDKVSAQI QFGYEVHAFG LGDLAKACEK ITAEQITAQL ELYKQDYEID
     ADVFTDVHSL EMLQNEARLE LGMEAFLEEG NFKAFTNCFE NLTGLSGLPG LATQRLMSKG
     YGYGGEGDWK TAAMCRIVKV MSLGKAAGTS FMEDYTYNFG DPDQVLGAHM LEVCPSISNE
     KPKVVVERHT IGIKKDIARL IFTGTPGPAI NISTIDMGTR FRIIANEVDT VKPPQDLPNL
     PVAKALWEPR PSLEVAAAAW IHAGGAHHSV YTQGINLDQL NDFAEMAGVE MVVIGADTNV
     NEFKKELRFN AVYYHLSHGI