ID PTPA_STAHJ Reviewed; 154 AA. AC Q4L7J1; DT 11-SEP-2007, integrated into UniProtKB/Swiss-Prot. DT 02-AUG-2005, sequence version 1. DT 27-MAR-2024, entry version 114. DE RecName: Full=Low molecular weight protein-tyrosine-phosphatase PtpA; DE EC=3.1.3.48; DE AltName: Full=Phosphotyrosine phosphatase A; DE Short=PTPase A; GN Name=ptpA; OrderedLocusNames=SH1075; OS Staphylococcus haemolyticus (strain JCSC1435). OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae; OC Staphylococcus. OX NCBI_TaxID=279808; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=JCSC1435; RX PubMed=16237012; DOI=10.1128/jb.187.21.7292-7308.2005; RA Takeuchi F., Watanabe S., Baba T., Yuzawa H., Ito T., Morimoto Y., RA Kuroda M., Cui L., Takahashi M., Ankai A., Baba S., Fukui S., Lee J.C., RA Hiramatsu K.; RT "Whole-genome sequencing of Staphylococcus haemolyticus uncovers the RT extreme plasticity of its genome and the evolution of human-colonizing RT staphylococcal species."; RL J. Bacteriol. 187:7292-7308(2005). CC -!- FUNCTION: Dephosphorylates the phosphotyrosine-containing proteins. CC {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 -!- SIMILARITY: Belongs to the low molecular weight phosphotyrosine protein CC phosphatase family. {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AP006716; BAE04384.1; -; Genomic_DNA. DR RefSeq; WP_011275379.1; NC_007168.1. DR AlphaFoldDB; Q4L7J1; -. DR SMR; Q4L7J1; -. DR GeneID; 58062752; -. DR KEGG; sha:SH1075; -. DR eggNOG; COG0394; Bacteria. DR HOGENOM; CLU_071415_2_3_9; -. DR OrthoDB; 9784339at2; -. DR Proteomes; UP000000543; Chromosome. DR GO; GO:0004725; F:protein tyrosine phosphatase activity; IEA:UniProtKB-EC. DR CDD; cd16343; LMWPTP; 1. DR Gene3D; 3.40.50.2300; -; 1. DR InterPro; IPR023485; Ptyr_pPase. DR InterPro; IPR036196; Ptyr_pPase_sf. DR InterPro; IPR017867; Tyr_phospatase_low_mol_wt. DR PANTHER; PTHR11717:SF7; LOW MOLECULAR WEIGHT PHOSPHOTYROSINE PROTEIN PHOSPHATASE; 1. DR PANTHER; PTHR11717; LOW MOLECULAR WEIGHT PROTEIN TYROSINE PHOSPHATASE; 1. DR Pfam; PF01451; LMWPc; 1. DR PRINTS; PR00719; LMWPTPASE. DR SMART; SM00226; LMWPc; 1. DR SUPFAM; SSF52788; Phosphotyrosine protein phosphatases I; 1. PE 3: Inferred from homology; KW Hydrolase; Protein phosphatase. FT CHAIN 1..154 FT /note="Low molecular weight protein-tyrosine-phosphatase FT PtpA" FT /id="PRO_0000300668" FT ACT_SITE 8 FT /note="Nucleophile" FT /evidence="ECO:0000250|UniProtKB:P11064" FT ACT_SITE 14 FT /evidence="ECO:0000250|UniProtKB:P11064" FT ACT_SITE 120 FT /note="Proton donor" FT /evidence="ECO:0000250|UniProtKB:P11064" SQ SEQUENCE 154 AA; 17450 MW; 2B73F64676E5D9AE CRC64; MVDVAFVCLG NICRSPMAEA IMRQRLIDRN ISGVNVYSKG TGKWNLGEPP HEGTQDILNR HNIPFDGMIS ELFESSDDFD YIIAMDQSNV DNIQNINPNI KGKLFKLLEF SNMEESDVPD PYYTNNFEGV YEMVQSSCDN LIDFIVKDAN LKEG //