PP11_ACEPE
ID PP11_ACEPE Reviewed; 319 AA.
AC P48480;
DT 01-FEB-1996, integrated into UniProtKB/Swiss-Prot.
DT 01-FEB-1996, sequence version 1.
DT 03-AUG-2022, entry version 80.
DE RecName: Full=Serine/threonine-protein phosphatase PP1 isozyme 1;
DE EC=3.1.3.16;
OS Acetabularia peniculus (Green alga) (Polyphysa peniculus).
OC Eukaryota; Viridiplantae; Chlorophyta; Ulvophyceae; TCBD clade;
OC Dasycladales; Polyphysaceae; Acetabularia.
OX NCBI_TaxID=35862;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=7664759;
RA Menzel D., Vugrek O., Frank S., Elsner-Menzel C.;
RT "Protein phosphatase 2A, a potential regulator of actin dynamics and actin-
RT based organelle motility in the green alga Acetabularia.";
RL Eur. J. Cell Biol. 67:179-187(1995).
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 -!- SIMILARITY: Belongs to the PPP phosphatase family. PP-1 subfamily.
CC {ECO:0000305}.
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DR EMBL; Z28627; CAA82263.1; -; Genomic_DNA.
DR AlphaFoldDB; P48480; -.
DR SMR; P48480; -.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0017018; F:myosin phosphatase activity; IEA:UniProtKB-EC.
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 Pfam; PF00149; Metallophos; 1.
DR Pfam; PF16891; STPPase_N; 1.
DR PRINTS; PR00114; STPHPHTASE.
DR SMART; SM00156; PP2Ac; 1.
DR SUPFAM; SSF56300; SSF56300; 1.
DR PROSITE; PS00125; SER_THR_PHOSPHATASE; 1.
PE 3: Inferred from homology;
KW Hydrolase; Manganese; Metal-binding; Protein phosphatase.
FT CHAIN 1..319
FT /note="Serine/threonine-protein phosphatase PP1 isozyme 1"
FT /id="PRO_0000058795"
FT REGION 299..319
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 122
FT /note="Proton donor"
FT /evidence="ECO:0000250"
FT BINDING 61
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000250"
FT BINDING 63
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000250"
FT BINDING 89
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000250"
FT BINDING 89
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000250"
FT BINDING 121
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000250"
FT BINDING 170
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000250"
FT BINDING 245
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000250"
SQ SEQUENCE 319 AA; 36313 MW; 80696B708B768E22 CRC64;
MDESTVDDVI ERLLEVRNNR PGKQVQLTES EIRLLCLTSK EILSEQPNLL ELEAPIKICG
DIHGQYTDLL RLFEYGGFPP EANYLFLGDY VDRGKQSLET ICLLLAFKIK YPENFFILRG
NHECASINRI YGFYDECKRR YNIRLWKTFT DCFNCLPVAA IVDEKILCMH GGLSPELKTL
EQIRRIPRPT DVPDTGLLCD LLWADPDKDV QGWGENDRGV SYTFGPDTVT EFLQRHDLDL
VCRAHQVVED GYEFFAKRQL VTLFSAPNYC GEFDNAGALM SVDDTLMCSF QILKPSEKKG
KFMQGGNSLA GAGRGTPRR
