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MTNB_CLAL4
ID   MTNB_CLAL4              Reviewed;         250 AA.
AC   C4XXU2;
DT   20-APR-2010, integrated into UniProtKB/Swiss-Prot.
DT   28-JUL-2009, sequence version 1.
DT   03-AUG-2022, entry version 64.
DE   RecName: Full=Methylthioribulose-1-phosphate dehydratase {ECO:0000255|HAMAP-Rule:MF_03116};
DE            Short=MTRu-1-P dehydratase {ECO:0000255|HAMAP-Rule:MF_03116};
DE            EC=4.2.1.109 {ECO:0000255|HAMAP-Rule:MF_03116};
GN   Name=MDE1 {ECO:0000255|HAMAP-Rule:MF_03116}; ORFNames=CLUG_00764;
OS   Clavispora lusitaniae (strain ATCC 42720) (Yeast) (Candida lusitaniae).
OC   Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC   Saccharomycetales; Metschnikowiaceae; Clavispora.
OX   NCBI_TaxID=306902;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 42720;
RX   PubMed=19465905; DOI=10.1038/nature08064;
RA   Butler G., Rasmussen M.D., Lin M.F., Santos M.A.S., Sakthikumar S.,
RA   Munro C.A., Rheinbay E., Grabherr M., Forche A., Reedy J.L., Agrafioti I.,
RA   Arnaud M.B., Bates S., Brown A.J.P., Brunke S., Costanzo M.C.,
RA   Fitzpatrick D.A., de Groot P.W.J., Harris D., Hoyer L.L., Hube B.,
RA   Klis F.M., Kodira C., Lennard N., Logue M.E., Martin R., Neiman A.M.,
RA   Nikolaou E., Quail M.A., Quinn J., Santos M.C., Schmitzberger F.F.,
RA   Sherlock G., Shah P., Silverstein K.A.T., Skrzypek M.S., Soll D.,
RA   Staggs R., Stansfield I., Stumpf M.P.H., Sudbery P.E., Srikantha T.,
RA   Zeng Q., Berman J., Berriman M., Heitman J., Gow N.A.R., Lorenz M.C.,
RA   Birren B.W., Kellis M., Cuomo C.A.;
RT   "Evolution of pathogenicity and sexual reproduction in eight Candida
RT   genomes.";
RL   Nature 459:657-662(2009).
CC   -!- FUNCTION: Catalyzes the dehydration of methylthioribulose-1-phosphate
CC       (MTRu-1-P) into 2,3-diketo-5-methylthiopentyl-1-phosphate (DK-MTP-1-P).
CC       {ECO:0000255|HAMAP-Rule:MF_03116}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=S-methyl-5-thio-D-ribulose 1-phosphate = 5-methylsulfanyl-2,3-
CC         dioxopentyl phosphate + H2O; Xref=Rhea:RHEA:15549, ChEBI:CHEBI:15377,
CC         ChEBI:CHEBI:58548, ChEBI:CHEBI:58828; EC=4.2.1.109;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_03116};
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_03116};
CC       Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_03116};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via salvage
CC       pathway; L-methionine from S-methyl-5-thio-alpha-D-ribose 1-phosphate:
CC       step 2/6. {ECO:0000255|HAMAP-Rule:MF_03116}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_03116}.
CC   -!- SIMILARITY: Belongs to the aldolase class II family. MtnB subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_03116}.
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DR   EMBL; CH408076; EEQ36641.1; -; Genomic_DNA.
DR   RefSeq; XP_002619605.1; XM_002619559.1.
DR   AlphaFoldDB; C4XXU2; -.
DR   SMR; C4XXU2; -.
DR   STRING; 306902.C4XXU2; -.
DR   EnsemblFungi; EEQ36641; EEQ36641; CLUG_00764.
DR   GeneID; 8500364; -.
DR   KEGG; clu:CLUG_00764; -.
DR   VEuPathDB; FungiDB:CLUG_00764; -.
DR   HOGENOM; CLU_006033_4_0_1; -.
DR   InParanoid; C4XXU2; -.
DR   OMA; IRGHGLY; -.
DR   UniPathway; UPA00904; UER00875.
DR   Proteomes; UP000007703; Unassembled WGS sequence.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0046570; F:methylthioribulose 1-phosphate dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019509; P:L-methionine salvage from methylthioadenosine; IEA:UniProtKB-UniPathway.
DR   GO; GO:0019284; P:L-methionine salvage from S-adenosylmethionine; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.225.10; -; 1.
DR   HAMAP; MF_03116; Salvage_MtnB_euk; 1.
DR   InterPro; IPR001303; Aldolase_II/adducin_N.
DR   InterPro; IPR036409; Aldolase_II/adducin_N_sf.
DR   InterPro; IPR017714; MethylthioRu-1-P_deHdtase_MtnB.
DR   InterPro; IPR027514; Salvage_MtnB_euk.
DR   PANTHER; PTHR10640; PTHR10640; 1.
DR   Pfam; PF00596; Aldolase_II; 1.
DR   SMART; SM01007; Aldolase_II; 1.
DR   SUPFAM; SSF53639; SSF53639; 1.
DR   TIGRFAMs; TIGR03328; salvage_mtnB; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Cytoplasm; Lyase; Metal-binding;
KW   Methionine biosynthesis; Reference proteome; Zinc.
FT   CHAIN           1..250
FT                   /note="Methylthioribulose-1-phosphate dehydratase"
FT                   /id="PRO_0000393819"
FT   ACT_SITE        146
FT                   /note="Proton donor/acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_03116"
FT   BINDING         103
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_03116"
FT   BINDING         121
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_03116"
FT   BINDING         123
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_03116"
FT   BINDING         211
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_03116"
SQ   SEQUENCE   250 AA;  27841 MW;  FA725B551C8BC4AE CRC64;
     MSSFFSDSPT HPANLICELC RLFYNNGWVT GTGGGISIRD VDGPNPNIVY IAPSGIQKER
     LQPREMFVAE LPGKILRSPN DDSDGQPLSP DLAKSFRYKP SACTPLFLSC YNMRDAGACI
     HTHSQNAVMA TLLFEDKVEF SMSHIEQIKA LPHLQVDSDT GKVQKVGSMQ FYDTMVLPII
     DNTPHEEDLT DSLQEAIKNY PGATAVLVRR HGIYVWGETV WKAKVYNEAI DYLLELAIKM
     HQAGIPLVKK
 
 
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