ID   OCA1_KLULA              Reviewed;         210 AA.
AC   Q6CTE4;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   16-AUG-2004, sequence version 1.
DT   03-AUG-2022, entry version 86.
DE   RecName: Full=Putative tyrosine-protein phosphatase OCA1;
DE            EC=3.1.3.48;
GN   Name=OCA1; OrderedLocusNames=KLLA0C13343g;
OS   Kluyveromyces lactis (strain ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 /
OS   NRRL Y-1140 / WM37) (Yeast) (Candida sphaerica).
OC   Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC   Saccharomycetales; Saccharomycetaceae; Kluyveromyces.
OX   NCBI_TaxID=284590;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 / NRRL Y-1140 / WM37;
RX   PubMed=15229592; DOI=10.1038/nature02579;
RA   Dujon B., Sherman D., Fischer G., Durrens P., Casaregola S., Lafontaine I.,
RA   de Montigny J., Marck C., Neuveglise C., Talla E., Goffard N., Frangeul L.,
RA   Aigle M., Anthouard V., Babour A., Barbe V., Barnay S., Blanchin S.,
RA   Beckerich J.-M., Beyne E., Bleykasten C., Boisrame A., Boyer J.,
RA   Cattolico L., Confanioleri F., de Daruvar A., Despons L., Fabre E.,
RA   Fairhead C., Ferry-Dumazet H., Groppi A., Hantraye F., Hennequin C.,
RA   Jauniaux N., Joyet P., Kachouri R., Kerrest A., Koszul R., Lemaire M.,
RA   Lesur I., Ma L., Muller H., Nicaud J.-M., Nikolski M., Oztas S.,
RA   Ozier-Kalogeropoulos O., Pellenz S., Potier S., Richard G.-F.,
RA   Straub M.-L., Suleau A., Swennen D., Tekaia F., Wesolowski-Louvel M.,
RA   Westhof E., Wirth B., Zeniou-Meyer M., Zivanovic Y., Bolotin-Fukuhara M.,
RA   Thierry A., Bouchier C., Caudron B., Scarpelli C., Gaillardin C.,
RA   Weissenbach J., Wincker P., Souciet J.-L.;
RT   "Genome evolution in yeasts.";
RL   Nature 430:35-44(2004).
CC   -!- FUNCTION: Putative tyrosine-protein phosphatase required for protection
CC       against superoxide stress. {ECO:0000250}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + O-phospho-L-tyrosyl-[protein] = L-tyrosyl-[protein] +
CC         phosphate; Xref=Rhea:RHEA:10684, Rhea:RHEA-COMP:10136, Rhea:RHEA-
CC         COMP:10137, ChEBI:CHEBI:15377, ChEBI:CHEBI:43474, ChEBI:CHEBI:46858,
CC         ChEBI:CHEBI:82620; EC=3.1.3.48;
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the protein-tyrosine phosphatase family.
CC       {ECO:0000305}.
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DR   EMBL; CR382123; CAH01646.1; -; Genomic_DNA.
DR   RefSeq; XP_452795.1; XM_452795.1.
DR   AlphaFoldDB; Q6CTE4; -.
DR   SMR; Q6CTE4; -.
DR   STRING; 28985.XP_452795.1; -.
DR   EnsemblFungi; CAH01646; CAH01646; KLLA0_C13343g.
DR   GeneID; 2891920; -.
DR   KEGG; kla:KLLA0_C13343g; -.
DR   eggNOG; KOG1572; Eukaryota.
DR   HOGENOM; CLU_047845_2_2_1; -.
DR   InParanoid; Q6CTE4; -.
DR   OMA; NAWDPIT; -.
DR   Proteomes; UP000000598; Chromosome C.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004725; F:protein tyrosine phosphatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0008138; F:protein tyrosine/serine/threonine phosphatase activity; IEA:InterPro.
DR   GO; GO:0034599; P:cellular response to oxidative stress; IEA:EnsemblFungi.
DR   GO; GO:0006470; P:protein dephosphorylation; IEA:InterPro.
DR   Gene3D; 3.90.190.10; -; 1.
DR   InterPro; IPR020428; PFA-DSPs.
DR   InterPro; IPR029021; Prot-tyrosine_phosphatase-like.
DR   InterPro; IPR004861; Siw14-like.
DR   InterPro; IPR020422; TYR_PHOSPHATASE_DUAL_dom.
DR   Pfam; PF03162; Y_phosphatase2; 1.
DR   PRINTS; PR01911; PFDSPHPHTASE.
DR   SUPFAM; SSF52799; SSF52799; 1.
DR   PROSITE; PS50054; TYR_PHOSPHATASE_DUAL; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Hydrolase; Protein phosphatase; Reference proteome;
KW   Stress response.
FT   CHAIN           1..210
FT                   /note="Putative tyrosine-protein phosphatase OCA1"
FT                   /id="PRO_0000333392"
FT   DOMAIN          44..204
FT                   /note="Tyrosine-protein phosphatase"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00160"
FT   ACT_SITE        140
FT                   /note="Phosphocysteine intermediate"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00160"
SQ   SEQUENCE   210 AA;  23846 MW;  5363C3ED57EBDD0E CRC64;
     MSAIDNYQDE EEDDIVCVNE EIETGHPRVT ILHPPNERIV PPLNFCPVER YLYRSGQPSN
     VNFPFLLNLK LKTIIWLANE EPQDALLEFC DDHNIQLQFA AINPDGGEDD NPWDGLTEHS
     IRNALHTIVN SESYPLLVCC GMGRHRTGTV IGCLRRLMGW NLASVSEEYR RFTGSRGGRI
     LVELLIEAFD ITSVEIDREK APNWLLTALS