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XYNC_PHACH
ID   XYNC_PHACH              Reviewed;         399 AA.
AC   B7SIW2;
DT   09-JUL-2014, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   25-MAY-2022, entry version 54.
DE   RecName: Full=Endo-1,4-beta-xylanase C;
DE            Short=Xylanase C;
DE            EC=3.2.1.8;
DE   AltName: Full=1,4-beta-D-xylan xylanohydrolase C;
DE   Flags: Precursor;
GN   Name=xynC;
OS   Phanerodontia chrysosporium (White-rot fungus) (Sporotrichum pruinosum).
OC   Eukaryota; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes;
OC   Polyporales; Phanerochaetaceae; Phanerodontia.
OX   NCBI_TaxID=2822231;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], SUBCELLULAR LOCATION, IDENTIFICATION BY
RP   MASS SPECTROMETRY, FUNCTION, CATALYTIC ACTIVITY, AND BIOPHYSICOCHEMICAL
RP   PROPERTIES.
RC   STRAIN=RP78;
RX   PubMed=15278289; DOI=10.1007/s00294-004-0520-x;
RA   Decelle B., Tsang A., Storms R.K.;
RT   "Cloning, functional expression and characterization of three Phanerochaete
RT   chrysosporium endo-1,4-beta-xylanases.";
RL   Curr. Genet. 46:166-175(2004).
RN   [2]
RP   FUNCTION, AND CATALYTIC ACTIVITY.
RX   PubMed=16348798; DOI=10.1128/aem.58.11.3466-3471.1992;
RA   Dobozi M.S., Szakacs G., Bruschi C.V.;
RT   "Xylanase Activity of Phanerochaete chrysosporium.";
RL   Appl. Environ. Microbiol. 58:3466-3471(1992).
RN   [3]
RP   FUNCTION, AND CATALYTIC ACTIVITY.
RX   PubMed=23361183; DOI=10.1007/s00449-013-0891-9;
RA   Huy N.D., Thiyagarajan S., Choi Y.E., Kim D.H., Park S.M.;
RT   "Cloning and characterization of a thermostable endo-arabinanase from
RT   Phanerochaete chrysosporium and its synergistic action with endo-
RT   xylanase.";
RL   Bioprocess Biosyst. Eng. 36:677-685(2013).
CC   -!- FUNCTION: Endo-1,4-beta-xylanase involved in the hydrolysis of xylan, a
CC       major structural heterogeneous polysaccharide found in plant biomass
CC       representing the second most abundant polysaccharide in the biosphere,
CC       after cellulose. {ECO:0000269|PubMed:15278289,
CC       ECO:0000269|PubMed:16348798, ECO:0000269|PubMed:23361183}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans.;
CC         EC=3.2.1.8; Evidence={ECO:0000269|PubMed:15278289,
CC         ECO:0000269|PubMed:16348798, ECO:0000269|PubMed:23361183};
CC   -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC       Kinetic parameters:
CC         KM=3.71 mg/ml for birchwood xylan {ECO:0000269|PubMed:15278289};
CC       pH dependence:
CC         Optimum pH is 4.5. {ECO:0000269|PubMed:15278289};
CC       Temperature dependence:
CC         Optimum temperature is 70 degrees Celsius.
CC         {ECO:0000269|PubMed:15278289};
CC   -!- PATHWAY: Glycan degradation; xylan degradation.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:15278289}.
CC   -!- SIMILARITY: Belongs to the glycosyl hydrolase 10 (cellulase F) family.
CC       {ECO:0000305}.
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DR   EMBL; EU302794; ABZ88799.1; -; Genomic_DNA.
DR   AlphaFoldDB; B7SIW2; -.
DR   SMR; B7SIW2; -.
DR   CAZy; CBM1; Carbohydrate-Binding Module Family 1.
DR   CAZy; GH10; Glycoside Hydrolase Family 10.
DR   CLAE; XYN10C_PHACH; -.
DR   VEuPathDB; FungiDB:AGR57_8937; -.
DR   OMA; GQDYISI; -.
DR   UniPathway; UPA00114; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0030248; F:cellulose binding; IEA:InterPro.
DR   GO; GO:0031176; F:endo-1,4-beta-xylanase activity; IEA:UniProtKB-EC.
DR   GO; GO:0045493; P:xylan catabolic process; IEA:UniProtKB-UniPathway.
DR   InterPro; IPR035971; CBD_sf.
DR   InterPro; IPR000254; Cellulose-bd_dom_fun.
DR   InterPro; IPR044846; GH10.
DR   InterPro; IPR031158; GH10_AS.
DR   InterPro; IPR001000; GH10_dom.
DR   InterPro; IPR017853; Glycoside_hydrolase_SF.
DR   PANTHER; PTHR31490; PTHR31490; 1.
DR   Pfam; PF00734; CBM_1; 1.
DR   Pfam; PF00331; Glyco_hydro_10; 1.
DR   PRINTS; PR00134; GLHYDRLASE10.
DR   SMART; SM00236; fCBD; 1.
DR   SMART; SM00633; Glyco_10; 1.
DR   SUPFAM; SSF51445; SSF51445; 1.
DR   SUPFAM; SSF57180; SSF57180; 1.
DR   PROSITE; PS00562; CBM1_1; 1.
DR   PROSITE; PS51164; CBM1_2; 1.
DR   PROSITE; PS00591; GH10_1; 1.
DR   PROSITE; PS51760; GH10_2; 1.
PE   1: Evidence at protein level;
KW   Carbohydrate metabolism; Disulfide bond; Glycosidase; Hydrolase;
KW   Polysaccharide degradation; Secreted; Signal; Xylan degradation.
FT   SIGNAL          1..20
FT                   /evidence="ECO:0000255"
FT   CHAIN           21..399
FT                   /note="Endo-1,4-beta-xylanase C"
FT                   /id="PRO_5000419221"
FT   DOMAIN          21..56
FT                   /note="CBM1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00597"
FT   DOMAIN          81..396
FT                   /note="GH10"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01096"
FT   ACT_SITE        212
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        318
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU10061"
FT   DISULFID        346..352
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   399 AA;  42340 MW;  6EBD670479BA3A93 CRC64;
     MFKFSASLAA LAALVPFVAA QSPEWGQCGG IGWTGPTTCV AGTTCVESNP YYSQCLPGAA
     SVAPPPPSGT SSAGGSTPSS SAKLHTLAKA AGKLYFGTAT DNNELTDTAY TAILDDNTMF
     GQITPANSMK WDATEPQQGV FTFSGGDQIA TLAKTNGMLL RGHNCVWYNQ LPSWVSSGSF
     TAAQLTSIIQ NHCSTLVTHY KGQVYAWDVV NEPFNDDGTW RTDVFYNTLG TSYVQIALEA
     ARAADPNAKL YINEYNIEFA GAKATSLLNL VKSLKAADVP LDGIGFQCHL IVGEFSGPGL
     QTQLSTFAAQ GVEVAITELD IRMTLPSTPA LLAQQQTDYN SVITACMNVE SCIGVTVWDW
     TDKYSWVPNT FSGQGAACPW DQNFVKKPAF NGIAAGFSA
 
 
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