ID R7SVT9_DICSQ Unreviewed; 331 AA.
AC R7SVT9;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 27-MAR-2024, entry version 41.
DE RecName: Full=Arabinan endo-1,5-alpha-L-arabinosidase {ECO:0000256|ARBA:ARBA00012586, ECO:0000256|PIRNR:PIRNR026534};
DE EC=3.2.1.99 {ECO:0000256|ARBA:ARBA00012586, ECO:0000256|PIRNR:PIRNR026534};
GN ORFNames=DICSQDRAFT_181663 {ECO:0000313|EMBL:EJF59885.1};
OS Dichomitus squalens (strain LYAD-421) (Western red white-rot fungus).
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes;
OC Polyporales; Polyporaceae; Dichomitus.
OX NCBI_TaxID=732165 {ECO:0000313|EMBL:EJF59885.1, ECO:0000313|Proteomes:UP000053319};
RN [1] {ECO:0000313|EMBL:EJF59885.1, ECO:0000313|Proteomes:UP000053319}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LYAD-421 SS1 {ECO:0000313|EMBL:EJF59885.1,
RC ECO:0000313|Proteomes:UP000053319};
RX PubMed=22745431; DOI=10.1126/science.1221748;
RA Floudas D., Binder M., Riley R., Barry K., Blanchette R.A., Henrissat B.,
RA Martinez A.T., Otillar R., Spatafora J.W., Yadav J.S., Aerts A., Benoit I.,
RA Boyd A., Carlson A., Copeland A., Coutinho P.M., de Vries R.P.,
RA Ferreira P., Findley K., Foster B., Gaskell J., Glotzer D., Gorecki P.,
RA Heitman J., Hesse C., Hori C., Igarashi K., Jurgens J.A., Kallen N.,
RA Kersten P., Kohler A., Kuees U., Kumar T.K.A., Kuo A., LaButti K.,
RA Larrondo L.F., Lindquist E., Ling A., Lombard V., Lucas S., Lundell T.,
RA Martin R., McLaughlin D.J., Morgenstern I., Morin E., Murat C., Nagy L.G.,
RA Nolan M., Ohm R.A., Patyshakuliyeva A., Rokas A., Ruiz-Duenas F.J.,
RA Sabat G., Salamov A., Samejima M., Schmutz J., Slot J.C., St John F.,
RA Stenlid J., Sun H., Sun S., Syed K., Tsang A., Wiebenga A., Young D.,
RA Pisabarro A., Eastwood D.C., Martin F., Cullen D., Grigoriev I.V.,
RA Hibbett D.S.;
RT "The Paleozoic origin of enzymatic lignin decomposition reconstructed from
RT 31 fungal genomes.";
RL Science 336:1715-1719(2012).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endohydrolysis of (1->5)-alpha-arabinofuranosidic linkages in
CC (1->5)-arabinans.; EC=3.2.1.99;
CC Evidence={ECO:0000256|ARBA:ARBA00000375,
CC ECO:0000256|PIRNR:PIRNR026534};
CC -!- PATHWAY: Glycan metabolism; L-arabinan degradation.
CC {ECO:0000256|ARBA:ARBA00004834, ECO:0000256|PIRNR:PIRNR026534}.
CC -!- SIMILARITY: Belongs to the glycosyl hydrolase 43 family.
CC {ECO:0000256|ARBA:ARBA00009865, ECO:0000256|PIRNR:PIRNR026534}.
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DR EMBL; JH719420; EJF59885.1; -; Genomic_DNA.
DR RefSeq; XP_007367348.1; XM_007367286.1.
DR AlphaFoldDB; R7SVT9; -.
DR GeneID; 18841044; -.
DR KEGG; dsq:DICSQDRAFT_181663; -.
DR HOGENOM; CLU_009397_5_1_1; -.
DR OMA; MNFGSFY; -.
DR OrthoDB; 2418563at2759; -.
DR UniPathway; UPA00667; -.
DR Proteomes; UP000053319; Unassembled WGS sequence.
DR GO; GO:0046558; F:arabinan endo-1,5-alpha-L-arabinosidase activity; IEA:UniProtKB-EC.
DR GO; GO:0031222; P:arabinan catabolic process; IEA:UniProtKB-UniPathway.
DR CDD; cd18831; GH43_AnAbnA-like; 1.
DR InterPro; IPR006710; Glyco_hydro_43.
DR InterPro; IPR016840; Glyco_hydro_43_endo_a_Ara-ase.
DR InterPro; IPR023296; Glyco_hydro_beta-prop_sf.
DR PANTHER; PTHR43301; ARABINAN ENDO-1,5-ALPHA-L-ARABINOSIDASE; 1.
DR PANTHER; PTHR43301:SF3; ARABINOSIDASE-RELATED; 1.
DR Pfam; PF04616; Glyco_hydro_43; 1.
DR PIRSF; PIRSF026534; Endo_alpha-L-arabinosidase; 1.
DR SUPFAM; SSF75005; Arabinanase/levansucrase/invertase; 1.
PE 3: Inferred from homology;
KW Glycosidase {ECO:0000256|ARBA:ARBA00023295, ECO:0000256|PIRNR:PIRNR026534};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|PIRNR:PIRNR026534};
KW Reference proteome {ECO:0000313|Proteomes:UP000053319};
KW Signal {ECO:0000256|SAM:SignalP}.
FT SIGNAL 1..20
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 21..331
FT /note="Arabinan endo-1,5-alpha-L-arabinosidase"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5004456113"
FT ACT_SITE 37
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR606710-1"
FT ACT_SITE 203
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR606710-1"
FT SITE 151
FT /note="Important for catalytic activity, responsible for
FT pKa modulation of the active site Glu and correct
FT orientation of both the proton donor and substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR606710-2"
SQ SEQUENCE 331 AA; 35159 MW; 1BE64E9A2D1B5395 CRC64;
MFTALTALIS CLTLIVGSLA AFPDPLALSG DSFFVHDPSL VQRVSDGKYF VFTTHNKGGI
ITATNLAGPW TSVGSILPNN STINLAGRDD IWAPDVSLHN GVYYAYYSVS TFGSQESAIG
LATSPSMDPG TWTDLGQVFR STTGDAYNAI DPNLVIDEGG SPVLTFGSFW SDIFQVDLGS
NFQSTTSSPV QVSFNSTSPQ PEEGSFVWKH GSFYYLFFSS GLCCGFSASS LPPAGNEYKV
FVGRSSSAHG PFLDASGRDL RNTGGTLVLA SHGNVYAPGG QSIFTDSKSG KDIFVYHYIP
VNSPVPYSDT YASLGLNAIN WSSGWPVLTS I
//
