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TSA1_YEAST
ID   TSA1_YEAST              Reviewed;         196 AA.
AC   P34760; D6VZE6;
DT   01-FEB-1994, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 3.
DT   03-AUG-2022, entry version 195.
DE   RecName: Full=Peroxiredoxin TSA1 {ECO:0000305};
DE            Short=Prx;
DE            EC=1.11.1.24 {ECO:0000269|PubMed:9888818};
DE   AltName: Full=Cytoplasmic thiol peroxidase 1 {ECO:0000303|PubMed:10681558};
DE            Short=cTPx 1 {ECO:0000303|PubMed:10681558};
DE   AltName: Full=Protector protein {ECO:0000303|PubMed:2895105};
DE            Short=PRP;
DE   AltName: Full=Thiol-specific antioxidant protein 1 {ECO:0000303|PubMed:8344960};
DE   AltName: Full=Thioredoxin peroxidase type Ia {ECO:0000303|PubMed:9888818};
DE            Short=TPx type Ia;
DE   AltName: Full=Thioredoxin-dependent peroxide reductase {ECO:0000303|PubMed:7961686};
DE   AltName: Full=Thioredoxin-dependent peroxiredoxin TSA1 {ECO:0000305};
GN   Name=TSA1 {ECO:0000303|PubMed:8344960}; Synonyms=TPX1, TSA, ZRG14;
GN   OrderedLocusNames=YML028W {ECO:0000312|SGD:S000004490};
OS   Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast).
OC   Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC   Saccharomycetales; Saccharomycetaceae; Saccharomyces.
OX   NCBI_TaxID=559292;
RN   [1]
RP   NUCLEOTIDE SEQUENCE, PARTIAL PROTEIN SEQUENCE OF 2-13; 62-66; 79-87; 90-94;
RP   137-143; 148-153; 155-161 AND 192-196, CLEAVAGE OF INITIATOR METHIONINE,
RP   AND SUBCELLULAR LOCATION.
RC   STRAIN=JD7-7C;
RX   PubMed=8344960; DOI=10.1016/s0021-9258(19)85489-3;
RA   Chae H.Z., Kim I.-H., Kim K., Rhee S.G.;
RT   "Cloning, sequencing, and mutation of thiol-specific antioxidant gene of
RT   Saccharomyces cerevisiae.";
RL   J. Biol. Chem. 268:16815-16821(1993).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 204508 / S288c;
RX   PubMed=9169872;
RA   Bowman S., Churcher C.M., Badcock K., Brown D., Chillingworth T.,
RA   Connor R., Dedman K., Devlin K., Gentles S., Hamlin N., Hunt S., Jagels K.,
RA   Lye G., Moule S., Odell C., Pearson D., Rajandream M.A., Rice P.,
RA   Skelton J., Walsh S.V., Whitehead S., Barrell B.G.;
RT   "The nucleotide sequence of Saccharomyces cerevisiae chromosome XIII.";
RL   Nature 387:90-93(1997).
RN   [3]
RP   GENOME REANNOTATION.
RC   STRAIN=ATCC 204508 / S288c;
RX   PubMed=24374639; DOI=10.1534/g3.113.008995;
RA   Engel S.R., Dietrich F.S., Fisk D.G., Binkley G., Balakrishnan R.,
RA   Costanzo M.C., Dwight S.S., Hitz B.C., Karra K., Nash R.S., Weng S.,
RA   Wong E.D., Lloyd P., Skrzypek M.S., Miyasato S.R., Simison M., Cherry J.M.;
RT   "The reference genome sequence of Saccharomyces cerevisiae: Then and now.";
RL   G3 (Bethesda) 4:389-398(2014).
RN   [4]
RP   PROTEIN SEQUENCE OF 15-19; 32-38; 155-159 AND 165-169, SUBUNIT, ACTIVE
RP   SITE, DISULFIDE BOND, AND MUTAGENESIS OF CYS-48 AND CYS-171.
RX   PubMed=8041739; DOI=10.1073/pnas.91.15.7022;
RA   Chae H.Z., Uhm T.B., Rhee S.G.;
RT   "Dimerization of thiol-specific antioxidant and the essential role of
RT   cysteine 47.";
RL   Proc. Natl. Acad. Sci. U.S.A. 91:7022-7026(1994).
RN   [5]
RP   FUNCTION.
RX   PubMed=2895105; DOI=10.1016/s0021-9258(18)68840-4;
RA   Kim K., Kim I.H., Lee K.Y., Rhee S.G., Stadtman E.R.;
RT   "The isolation and purification of a specific 'protector' protein which
RT   inhibits enzyme inactivation by a thiol/Fe(III)/O2 mixed-function oxidation
RT   system.";
RL   J. Biol. Chem. 263:4704-4711(1988).
RN   [6]
RP   FUNCTION, AND MUTAGENESIS OF CYS-48 AND CYS-171.
RX   PubMed=7961686; DOI=10.1016/s0021-9258(18)47038-x;
RA   Chae H.Z., Chung S.J., Rhee S.G.;
RT   "Thioredoxin-dependent peroxide reductase from yeast.";
RL   J. Biol. Chem. 269:27670-27678(1994).
RN   [7]
RP   FUNCTION, CATALYTIC ACTIVITY, AND BIOPHYSICOCHEMICAL PROPERTIES.
RX   PubMed=9888818; DOI=10.1021/bi9817818;
RA   Jeong J.S., Kwon S.J., Kang S.W., Rhee S.G., Kim K.;
RT   "Purification and characterization of a second type thioredoxin peroxidase
RT   (type II TPx) from Saccharomyces cerevisiae.";
RL   Biochemistry 38:776-783(1999).
RN   [8]
RP   FUNCTION, AND SUBCELLULAR LOCATION.
RX   PubMed=10681558; DOI=10.1074/jbc.275.8.5723;
RA   Park S.G., Cha M.-K., Jeong W., Kim I.-H.;
RT   "Distinct physiological functions of thiol peroxidase isoenzymes in
RT   Saccharomyces cerevisiae.";
RL   J. Biol. Chem. 275:5723-5732(2000).
RN   [9]
RP   LEVEL OF PROTEIN EXPRESSION [LARGE SCALE ANALYSIS].
RX   PubMed=14562106; DOI=10.1038/nature02046;
RA   Ghaemmaghami S., Huh W.-K., Bower K., Howson R.W., Belle A., Dephoure N.,
RA   O'Shea E.K., Weissman J.S.;
RT   "Global analysis of protein expression in yeast.";
RL   Nature 425:737-741(2003).
RN   [10]
RP   DISULFIDE BOND WITH SRX1.
RX   PubMed=14586471; DOI=10.1038/nature02075;
RA   Biteau B., Labarre J., Toledano M.B.;
RT   "ATP-dependent reduction of cysteine-sulphinic acid by S. cerevisiae
RT   sulphiredoxin.";
RL   Nature 425:980-984(2003).
RN   [11]
RP   FUNCTION.
RX   PubMed=15163410; DOI=10.1016/j.cell.2004.05.002;
RA   Jang H.H., Lee K.O., Chi Y.H., Jung B.G., Park S.K., Park J.H., Lee J.R.,
RA   Lee S.S., Moon J.C., Yun J.W., Choi Y.O., Kim W.Y., Kang J.S., Cheong G.W.,
RA   Yun D.J., Rhee S.G., Cho M.J., Lee S.Y.;
RT   "Two enzymes in one; two yeast peroxiredoxins display oxidative stress-
RT   dependent switching from a peroxidase to a molecular chaperone function.";
RL   Cell 117:625-635(2004).
RN   [12]
RP   FUNCTION, AND BIOPHYSICOCHEMICAL PROPERTIES.
RX   PubMed=15210711; DOI=10.1074/jbc.m313773200;
RA   Munhoz D.C., Netto L.E.;
RT   "Cytosolic thioredoxin peroxidase I and II are important defenses of yeast
RT   against organic hydroperoxide insult: catalases and peroxiredoxins
RT   cooperate in the decomposition of H2O2 by yeast.";
RL   J. Biol. Chem. 279:35219-35227(2004).
RN   [13]
RP   FUNCTION.
RX   PubMed=15706081; DOI=10.1089/ars.2005.7.327;
RA   Okazaki S., Naganuma A., Kuge S.;
RT   "Peroxiredoxin-mediated redox regulation of the nuclear localization of
RT   Yap1, a transcription factor in budding yeast.";
RL   Antioxid. Redox Signal. 7:327-334(2005).
RN   [14]
RP   FUNCTION, AND SUBCELLULAR LOCATION.
RX   PubMed=18271751; DOI=10.1042/bj20071634;
RA   Trotter E.W., Rand J.D., Vickerstaff J., Grant C.M.;
RT   "The yeast Tsa1 peroxiredoxin is a ribosome-associated antioxidant.";
RL   Biochem. J. 412:73-80(2008).
RN   [15]
RP   PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-174, AND IDENTIFICATION BY
RP   MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RX   PubMed=18407956; DOI=10.1074/mcp.m700468-mcp200;
RA   Albuquerque C.P., Smolka M.B., Payne S.H., Bafna V., Eng J., Zhou H.;
RT   "A multidimensional chromatography technology for in-depth phosphoproteome
RT   analysis.";
RL   Mol. Cell. Proteomics 7:1389-1396(2008).
RN   [16]
RP   FUNCTION, AND INTERACTION WITH YAP1.
RX   PubMed=19106090; DOI=10.1074/jbc.m807583200;
RA   Tachibana T., Okazaki S., Murayama A., Naganuma A., Nomoto A., Kuge S.;
RT   "A major peroxiredoxin-induced activation of Yap1 transcription factor is
RT   mediated by reduction-sensitive disulfide bonds and reveals a low level of
RT   transcriptional activation.";
RL   J. Biol. Chem. 284:4464-4472(2009).
RN   [17]
RP   PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-174, AND IDENTIFICATION BY
RP   MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RX   PubMed=19779198; DOI=10.1126/science.1172867;
RA   Holt L.J., Tuch B.B., Villen J., Johnson A.D., Gygi S.P., Morgan D.O.;
RT   "Global analysis of Cdk1 substrate phosphorylation sites provides insights
RT   into evolution.";
RL   Science 325:1682-1686(2009).
RN   [18]
RP   UBIQUITINATION [LARGE SCALE ANALYSIS] AT LYS-14; LYS-89 AND LYS-132, AND
RP   IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RX   PubMed=22106047; DOI=10.1002/pmic.201100166;
RA   Starita L.M., Lo R.S., Eng J.K., von Haller P.D., Fields S.;
RT   "Sites of ubiquitin attachment in Saccharomyces cerevisiae.";
RL   Proteomics 12:236-240(2012).
RN   [19]
RP   FUNCTION, AND SUBCELLULAR LOCATION.
RX   PubMed=24424024; DOI=10.1242/jcs.144022;
RA   Weids A.J., Grant C.M.;
RT   "The yeast peroxiredoxin Tsa1 protects against protein-aggregate-induced
RT   oxidative stress.";
RL   J. Cell Sci. 127:1327-1335(2014).
RN   [20]
RP   X-RAY CRYSTALLOGRAPHY (2.80 ANGSTROMS) OF MUTANT SER-48 IN COMPLEX WITH
RP   DITHIOTHREITOL.
RX   PubMed=22985967; DOI=10.1016/j.jmb.2012.09.008;
RA   Tairum C.A. Jr., de Oliveira M.A., Horta B.B., Zara F.J., Netto L.E.;
RT   "Disulfide biochemistry in 2-cys peroxiredoxin: requirement of Glu50 and
RT   Arg146 for the reduction of yeast Tsa1 by thioredoxin.";
RL   J. Mol. Biol. 424:28-41(2012).
CC   -!- FUNCTION: Thiol-specific peroxidase that catalyzes the reduction of
CC       hydrogen peroxide and organic hydroperoxides to water and alcohols,
CC       respectively. Plays a role in cell protection against oxidative stress
CC       by detoxifying peroxides and as sensor of hydrogen peroxide-mediated
CC       signaling events (PubMed:2895105, PubMed:7961686, PubMed:10681558,
CC       PubMed:15210711, PubMed:19106090). Protects the cell against the
CC       oxidative stress caused by nascent-protein misfolding and aggregation
CC       (PubMed:24424024). Relays hydrogen peroxide as a signal to the
CC       transcription factor YAP1 by inducing the formation of intramolecular
CC       disulfide bonds in YAP1, which causes its nuclear accumulation and
CC       activation (PubMed:15706081, PubMed:19106090). Can act alternatively as
CC       peroxidase and molecular chaperone. Oxidative stress and heat shock
CC       exposure cause a reversible shift of the protein structure from low MW
CC       species to high MW complexes, triggering a peroxidase-to-chaperone
CC       functional switch. The chaperone function of the protein enhances
CC       resistance to heat shock (PubMed:15163410).
CC       {ECO:0000269|PubMed:10681558, ECO:0000269|PubMed:15163410,
CC       ECO:0000269|PubMed:15210711, ECO:0000269|PubMed:15706081,
CC       ECO:0000269|PubMed:19106090, ECO:0000269|PubMed:24424024,
CC       ECO:0000269|PubMed:2895105, ECO:0000269|PubMed:7961686}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=[thioredoxin]-dithiol + a hydroperoxide = [thioredoxin]-
CC         disulfide + an alcohol + H2O; Xref=Rhea:RHEA:62620, Rhea:RHEA-
CC         COMP:10698, Rhea:RHEA-COMP:10700, ChEBI:CHEBI:15377,
CC         ChEBI:CHEBI:29950, ChEBI:CHEBI:30879, ChEBI:CHEBI:35924,
CC         ChEBI:CHEBI:50058; EC=1.11.1.24;
CC         Evidence={ECO:0000269|PubMed:9888818};
CC   -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC       Kinetic parameters:
CC         KM=3 uM for H(2)O(2) {ECO:0000269|PubMed:9888818};
CC         KM=4 uM for cumene hydroperoxide {ECO:0000269|PubMed:9888818};
CC         KM=10 uM for tert-butyl hydroperoxide {ECO:0000269|PubMed:9888818};
CC         KM=2 uM for TRX1 {ECO:0000269|PubMed:9888818};
CC         KM=3 uM for TRX2 {ECO:0000269|PubMed:9888818};
CC         KM=12 uM for H(2)O(2) {ECO:0000269|PubMed:15210711};
CC         KM=17.1 uM for cumene hydroperoxide {ECO:0000269|PubMed:15210711};
CC         KM=7.9 uM for tert-butyl hydroperoxide {ECO:0000269|PubMed:15210711};
CC         Vmax=4.8 umol/min/mg enzyme for H(2)O(2)
CC         {ECO:0000269|PubMed:9888818};
CC         Vmax=2.2 umol/min/mg enzyme for cumene hydroperoxide
CC         {ECO:0000269|PubMed:9888818};
CC         Vmax=2.4 umol/min/mg enzyme for tert-butyl hydroperoxide
CC         {ECO:0000269|PubMed:9888818};
CC         Vmax=5.5 umol/min/mg enzyme for TRX1 {ECO:0000269|PubMed:9888818};
CC         Vmax=5.5 umol/min/mg enzyme for TRX2 {ECO:0000269|PubMed:9888818};
CC         Vmax=0.66 uM/sec/mg enzyme for H(2)O(2)
CC         {ECO:0000269|PubMed:15210711};
CC         Vmax=0.56 uM/sec/mg enzyme for cumene hydroperoxide
CC         {ECO:0000269|PubMed:15210711};
CC         Vmax=0.61 uM/sec/mg enzyme for tert-butyl hydroperoxide
CC         {ECO:0000269|PubMed:15210711};
CC   -!- SUBUNIT: Homodimer; disulfide-linked, upon oxidation (PubMed:8041739).
CC       Interacts with YAP1 via transient disulfide linkages (PubMed:19106090).
CC       {ECO:0000269|PubMed:19106090, ECO:0000269|PubMed:8041739}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000269|PubMed:10681558,
CC       ECO:0000269|PubMed:18271751, ECO:0000269|PubMed:24424024,
CC       ECO:0000269|PubMed:8344960}. Note=Associates with ribosomes
CC       (PubMed:18271751). Colocalizes with sites of protein aggregation
CC       adjacent to active mitochondria (PubMed:24424024).
CC       {ECO:0000269|PubMed:18271751, ECO:0000269|PubMed:24424024}.
CC   -!- PTM: The enzyme can be inactivated by further oxidation of the cysteine
CC       sulfenic acid (C(P)-SOH) to sulphinic acid (C(P)-SO2H) instead of its
CC       condensation to a disulfide bond. It can be reactivated by forming a
CC       transient disulfide bond with sulfiredoxin SRX1, which reduces the
CC       cysteine sulfinic acid in an ATP- and Mg-dependent manner.
CC       {ECO:0000269|PubMed:14586471}.
CC   -!- MISCELLANEOUS: The active site is a conserved redox-active cysteine
CC       residue, the peroxidatic cysteine (C(P)), which makes the nucleophilic
CC       attack on the peroxide substrate. The peroxide oxidizes the C(P)-SH to
CC       cysteine sulfenic acid (C(P)-SOH), which then reacts with another
CC       cysteine residue, the resolving cysteine (C(R)), to form a disulfide
CC       bridge. The disulfide is subsequently reduced by an appropriate
CC       electron donor to complete the catalytic cycle. In this typical 2-Cys
CC       peroxiredoxin, C(R) is provided by the other dimeric subunit to form an
CC       intersubunit disulfide. The disulfide is subsequently reduced by
CC       thioredoxin. {ECO:0000305|PubMed:8041739}.
CC   -!- MISCELLANEOUS: Present with 378000 molecules/cell in log phase SD
CC       medium. {ECO:0000269|PubMed:14562106}.
CC   -!- SIMILARITY: Belongs to the peroxiredoxin family. AhpC/Prx1 subfamily.
CC       {ECO:0000305}.
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DR   EMBL; L14640; AAA16374.1; -; Unassigned_DNA.
DR   EMBL; Z46659; CAA86627.1; -; Genomic_DNA.
DR   EMBL; BK006946; DAA09870.1; -; Genomic_DNA.
DR   PIR; A47362; A47362.
DR   RefSeq; NP_013684.1; NM_001182386.1.
DR   PDB; 3SBC; X-ray; 2.80 A; A/B/C/D/E/F/G/H/I/J=1-196.
DR   PDBsum; 3SBC; -.
DR   AlphaFoldDB; P34760; -.
DR   SMR; P34760; -.
DR   BioGRID; 35141; 626.
DR   DIP; DIP-1667N; -.
DR   IntAct; P34760; 38.
DR   MINT; P34760; -.
DR   STRING; 4932.YML028W; -.
DR   MoonProt; P34760; -.
DR   PeroxiBase; 4465; Sce2CysPrx01.
DR   CarbonylDB; P34760; -.
DR   iPTMnet; P34760; -.
DR   SWISS-2DPAGE; P34760; -.
DR   MaxQB; P34760; -.
DR   PaxDb; P34760; -.
DR   PRIDE; P34760; -.
DR   TopDownProteomics; P34760; -.
DR   EnsemblFungi; YML028W_mRNA; YML028W; YML028W.
DR   GeneID; 854980; -.
DR   KEGG; sce:YML028W; -.
DR   SGD; S000004490; TSA1.
DR   VEuPathDB; FungiDB:YML028W; -.
DR   eggNOG; KOG0852; Eukaryota.
DR   GeneTree; ENSGT00940000153430; -.
DR   HOGENOM; CLU_042529_21_1_1; -.
DR   InParanoid; P34760; -.
DR   OMA; FWYPKDF; -.
DR   BioCyc; YEAST:YML028W-MON; -.
DR   Reactome; R-SCE-5628897; TP53 Regulates Metabolic Genes.
DR   Reactome; R-SCE-6798695; Neutrophil degranulation.
DR   Reactome; R-SCE-9755511; KEAP1-NFE2L2 pathway.
DR   PRO; PR:P34760; -.
DR   Proteomes; UP000002311; Chromosome XIII.
DR   RNAct; P34760; protein.
DR   GO; GO:0005737; C:cytoplasm; IDA:SGD.
DR   GO; GO:0005829; C:cytosol; IDA:SGD.
DR   GO; GO:0005844; C:polysome; IDA:SGD.
DR   GO; GO:0042802; F:identical protein binding; IMP:CAFA.
DR   GO; GO:0019207; F:kinase regulator activity; IMP:SGD.
DR   GO; GO:0051920; F:peroxiredoxin activity; IDA:SGD.
DR   GO; GO:0043022; F:ribosome binding; IDA:SGD.
DR   GO; GO:0008379; F:thioredoxin peroxidase activity; IDA:SGD.
DR   GO; GO:0051082; F:unfolded protein binding; IDA:SGD.
DR   GO; GO:0045454; P:cell redox homeostasis; IDA:SGD.
DR   GO; GO:0034605; P:cellular response to heat; IMP:CAFA.
DR   GO; GO:0071447; P:cellular response to hydroperoxide; IMP:CAFA.
DR   GO; GO:0034599; P:cellular response to oxidative stress; IDA:SGD.
DR   GO; GO:0061077; P:chaperone-mediated protein folding; IMP:CAFA.
DR   GO; GO:0000077; P:DNA damage checkpoint signaling; IGI:SGD.
DR   GO; GO:0042262; P:DNA protection; IMP:SGD.
DR   GO; GO:0060548; P:negative regulation of cell death; IMP:CAFA.
DR   GO; GO:1903206; P:negative regulation of hydrogen peroxide-induced cell death; IMP:CAFA.
DR   GO; GO:0006457; P:protein folding; IDA:SGD.
DR   GO; GO:0051258; P:protein polymerization; IMP:CAFA.
DR   GO; GO:0050821; P:protein stabilization; IMP:CAFA.
DR   GO; GO:0006111; P:regulation of gluconeogenesis; IMP:SGD.
DR   GO; GO:0033194; P:response to hydroperoxide; IMP:SGD.
DR   InterPro; IPR000866; AhpC/TSA.
DR   InterPro; IPR024706; Peroxiredoxin_AhpC-typ.
DR   InterPro; IPR019479; Peroxiredoxin_C.
DR   InterPro; IPR036249; Thioredoxin-like_sf.
DR   InterPro; IPR013766; Thioredoxin_domain.
DR   Pfam; PF10417; 1-cysPrx_C; 1.
DR   Pfam; PF00578; AhpC-TSA; 1.
DR   PIRSF; PIRSF000239; AHPC; 1.
DR   SUPFAM; SSF52833; SSF52833; 1.
DR   PROSITE; PS51352; THIOREDOXIN_2; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Antioxidant; Cytoplasm; Direct protein sequencing;
KW   Disulfide bond; Isopeptide bond; Oxidoreductase; Peroxidase;
KW   Phosphoprotein; Redox-active center; Reference proteome; Ubl conjugation.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000269|PubMed:8344960"
FT   CHAIN           2..196
FT                   /note="Peroxiredoxin TSA1"
FT                   /id="PRO_0000135095"
FT   DOMAIN          3..161
FT                   /note="Thioredoxin"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00691"
FT   ACT_SITE        48
FT                   /note="Cysteine sulfenic acid (-SOH) intermediate"
FT                   /evidence="ECO:0000305|PubMed:8041739"
FT   BINDING         45..47
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000269|PubMed:22985967,
FT                   ECO:0007744|PDB:3SBC"
FT   BINDING         124
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000269|PubMed:22985967,
FT                   ECO:0007744|PDB:3SBC"
FT   SITE            45
FT                   /note="Important for catalytic activity, helps activating
FT                   the peroxidatic cysteine through H-bonding"
FT   MOD_RES         174
FT                   /note="Phosphothreonine"
FT                   /evidence="ECO:0007744|PubMed:18407956,
FT                   ECO:0007744|PubMed:19779198"
FT   DISULFID        48
FT                   /note="Interchain (with C-171); in linked form"
FT                   /evidence="ECO:0000305|PubMed:7961686"
FT   DISULFID        48
FT                   /note="Interchain (with C-84 in SRX1); transient"
FT                   /evidence="ECO:0000269|PubMed:14586471"
FT   DISULFID        171
FT                   /note="Interchain (with C-48); in linked form"
FT                   /evidence="ECO:0000305|PubMed:7961686"
FT   CROSSLNK        14
FT                   /note="Glycyl lysine isopeptide (Lys-Gly) (interchain with
FT                   G-Cter in ubiquitin)"
FT                   /evidence="ECO:0007744|PubMed:22106047"
FT   CROSSLNK        89
FT                   /note="Glycyl lysine isopeptide (Lys-Gly) (interchain with
FT                   G-Cter in ubiquitin)"
FT                   /evidence="ECO:0007744|PubMed:22106047"
FT   CROSSLNK        132
FT                   /note="Glycyl lysine isopeptide (Lys-Gly) (interchain with
FT                   G-Cter in ubiquitin)"
FT                   /evidence="ECO:0007744|PubMed:22106047"
FT   MUTAGEN         48
FT                   /note="C->S: Exists mainly as monomer. Has no peroxiredoxin
FT                   activity. Fails to protect glutamine synthetase against
FT                   damage by DTT oxidation."
FT                   /evidence="ECO:0000269|PubMed:7961686,
FT                   ECO:0000269|PubMed:8041739"
FT   MUTAGEN         171
FT                   /note="C->S: Exists mainly as monomer. Has no peroxiredoxin
FT                   activity."
FT                   /evidence="ECO:0000269|PubMed:7961686,
FT                   ECO:0000269|PubMed:8041739"
FT   STRAND          14..18
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   STRAND          21..25
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           27..30
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   STRAND          33..39
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           47..64
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   STRAND          67..75
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           77..84
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           88..90
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   STRAND          100..102
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           107..112
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   TURN            117..119
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   STRAND          124..129
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   STRAND          133..141
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           149..165
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   TURN            184..186
FT                   /evidence="ECO:0007829|PDB:3SBC"
FT   HELIX           187..194
FT                   /evidence="ECO:0007829|PDB:3SBC"
SQ   SEQUENCE   196 AA;  21590 MW;  9ACF40E410F2C04A CRC64;
     MVAQVQKQAP TFKKTAVVDG VFDEVSLDKY KGKYVVLAFI PLAFTFVCPT EIIAFSEAAK
     KFEEQGAQVL FASTDSEYSL LAWTNIPRKE GGLGPINIPL LADTNHSLSR DYGVLIEEEG
     VALRGLFIID PKGVIRHITI NDLPVGRNVD EALRLVEAFQ WTDKNGTVLP CNWTPGAATI
     KPTVEDSKEY FEAANK
 
 
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