ID   PP12_TRYBB              Reviewed;         346 AA.
AC   P23734;
DT   01-NOV-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1996, sequence version 2.
DT   27-MAR-2024, entry version 93.
DE   RecName: Full=Serine/threonine-protein phosphatase PP1(5.9);
DE            EC=3.1.3.16;
OS   Trypanosoma brucei brucei.
OC   Eukaryota; Discoba; Euglenozoa; Kinetoplastea; Metakinetoplastina;
OC   Trypanosomatida; Trypanosomatidae; Trypanosoma.
OX   NCBI_TaxID=5702;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=2169604; DOI=10.1093/nar/18.17.5089;
RA   Evers R., Cornelissen A.W.C.A.;
RT   "The Trypanosoma brucei protein phosphatase gene: polycistronic
RT   transcription with the RNA polymerase II largest subunit gene.";
RL   Nucleic Acids Res. 18:5089-5095(1990).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + O-phospho-L-seryl-[protein] = L-seryl-[protein] +
CC         phosphate; Xref=Rhea:RHEA:20629, Rhea:RHEA-COMP:9863, Rhea:RHEA-
CC         COMP:11604, ChEBI:CHEBI:15377, ChEBI:CHEBI:29999, ChEBI:CHEBI:43474,
CC         ChEBI:CHEBI:83421; EC=3.1.3.16;
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + O-phospho-L-threonyl-[protein] = L-threonyl-[protein] +
CC         phosphate; Xref=Rhea:RHEA:47004, Rhea:RHEA-COMP:11060, Rhea:RHEA-
CC         COMP:11605, ChEBI:CHEBI:15377, ChEBI:CHEBI:30013, ChEBI:CHEBI:43474,
CC         ChEBI:CHEBI:61977; EC=3.1.3.16;
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000250};
CC       Note=Binds 2 manganese ions per subunit. {ECO:0000250};
CC   -!- MISCELLANEOUS: Trypanosoma brucei contains two PP1 genes which are
CC       highly similar.
CC   -!- SIMILARITY: Belongs to the PPP phosphatase family. PP-1 subfamily.
CC       {ECO:0000305}.
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DR   EMBL; X52746; CAA36960.1; -; Genomic_DNA.
DR   PIR; S12599; S12599.
DR   AlphaFoldDB; P23734; -.
DR   SMR; P23734; -.
DR   OMA; YLVMESR; -.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0017018; F:myosin phosphatase activity; IEA:UniProtKB-EC.
DR   CDD; cd07414; MPP_PP1_PPKL; 1.
DR   Gene3D; 3.60.21.10; -; 1.
DR   InterPro; IPR004843; Calcineurin-like_PHP_ApaH.
DR   InterPro; IPR029052; Metallo-depent_PP-like.
DR   InterPro; IPR006186; Ser/Thr-sp_prot-phosphatase.
DR   InterPro; IPR031675; STPPase_N.
DR   PANTHER; PTHR11668; SERINE/THREONINE PROTEIN PHOSPHATASE; 1.
DR   PANTHER; PTHR11668:SF385; SERINE_THREONINE-PROTEIN PHOSPHATASE; 1.
DR   Pfam; PF00149; Metallophos; 1.
DR   Pfam; PF16891; STPPase_N; 1.
DR   PRINTS; PR00114; STPHPHTASE.
DR   SMART; SM00156; PP2Ac; 1.
DR   SUPFAM; SSF56300; Metallo-dependent phosphatases; 1.
DR   PROSITE; PS00125; SER_THR_PHOSPHATASE; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Manganese; Metal-binding; Protein phosphatase.
FT   CHAIN           1..346
FT                   /note="Serine/threonine-protein phosphatase PP1(5.9)"
FT                   /id="PRO_0000058815"
FT   ACT_SITE        163
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000250"
FT   BINDING         102
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         104
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         130
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         130
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         162
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         211
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         287
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   346 AA;  39295 MW;  1CC8700523F0FB36 CRC64;
     MNCREIIRKL LLNPAHNNAA TRTAQGDNGD SNQRAYTRIS RLAAFQSAQT QESTPKTNGT
     GRATTEGLTE AEVRWLVMES RALFMSQPML VEIAAPVRIC GDVHGQYTDL LRLFDLGGFP
     PDANYIFLGD YVDRGDQSLE TICLLLAYKL SFPETFFLLR GNHECSSINR IYGFFDECKR
     RYSVRLWKQF TDTFNCMPVA GLVEGRILCM HGGLSPELTD LDQIRRILRP TDVPDSGLIC
     DLLWSDPSTN MESNWSENDR GVSWTFSESV VKSFNKKFDL DLICRAHQVV DAGYEFFAAR
     QLVTVFSAPN YCDEFDNAGA FMCVDENLMC SFVQIEPTRT LLRYFF
//