Recombinant Xenopus laevis Serine/threonine-protein kinase PLK1 (plk1)

Product Details

Purity
>85% (SDS-PAGE)
Target Names
plk1
Uniprot NO.
Alternative Names
plk1; plx1; Serine/threonine-protein kinase PLK1; EC 2.7.11.21; Plx1; Polo-like kinase 1; PLK-1
Species
Xenopus laevis (African clawed frog)
Source
Yeast
Expression Region
1-598
Target Protein Sequence
MAQVAGKKLT VAPEAAKPPG IPGSSSAVKE IPEILVDPRT RRRYLRGRFL GKGGFAKCYE ITDLESREVF AGKIVPKTML LKPHQKDKMT MEIAIQRSLD HRHVVGFHGF FEDNDFVYVV LELCRRRSLL ELHKRRKAVT EPEARYYLKQ TISGCQYLHS NRVIHRDLKL GNLFLNDEME VKIGDFGLAT KVEYDGERKK TLCGTPNYIA PEVLGKKGHS FEVDIWSIGC IMYTLLVGKP PFETSCLKET YMRIKKNEYS IPKHINPVAA ALIQKMLRSD PTSRPTIDDL LNDEFFTSGY IPSRLPTTCL TVPPRFSIAP STIDQSLRKP LTAINKGQDS PLVEKQVAPA KEEEMQQPEF TEPADCYLSE MLQQLTCLNA VKPSERALIR QEEAEDPASI PIFWISKWVD YSDKYGLGYQ LCDNSVGVLF NDSTRLIMYN DGDSLQYIER NNTESYLNVR SYPTTLTKKI TLLKYFRNYM SEHLLKAGAN TTPREGDELA RLPFLRTWFR TRSAIILHLS NGTVQINFFQ DHTKIILCPL MAAVSYIDEK REFRTYKLSL IQEFGCCKEL ASRLRYARTM VEKLQSSKSA VAHVKASA
Note: The complete sequence may include tag sequence, target protein sequence, linker sequence and extra sequence that is translated with the protein sequence for the purpose(s) of secretion, stability, solubility, etc.
If the exact amino acid sequence of this recombinant protein is critical to your application, please explicitly request the full and complete sequence of this protein before ordering.
Protein Length
full length protein
Tag Info
N-terminal His-tagged/Tag-Free
The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
Storage Condition
Store at -20°C, for extended storage, conserve at -20°C or -80°C.
Shelf Life
The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
Notes
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.

Customer Reviews and Q&A

 Customer Reviews

Target Background

Function(From Uniprot)
Serine/threonine-protein kinase that performs several important functions throughout M phase of the cell cycle, including the regulation of centrosome maturation and spindle assembly, the removal of cohesins from chromosome arms, the inactivation of anaphase-promoting complex/cyclosome (APC/C) inhibitors, and the regulation of mitotic exit and cytokinesis. Polo-like kinase proteins acts by binding and phosphorylating proteins are that already phosphorylated on a specific motif recognized by the POLO box domains. Phosphorylates cdc25, pkmyt1/myt1, stag2/sa2, tpx2. Plays multiple essential roles during mitosis. Phosphorylates the N-terminal domain of cdc25, which leads to cyclin b-cdc2 activation and mitotic entry. Also required for organization of bipolar spindles, and for exit from mitosis. Involved in kinetochore functions and sister chromatid cohesion by phosphorylating stag2/sa2.
Gene References into Functions
  1. Novel roles for Plk and GSK3 regulation of ADAM13 function in cranial neural crest cell migration. PMID:25298404
  2. Plx1-mediated degradation of Bora in interphase generates oscillations in Plx1 activity and is essential for development. PMID:24675888
  3. Coordinated interplays between Plx1 and Gwl are required for reactivation of these kinases from the G(2)/M DNA damage checkpoint and efficient checkpoint recovery. PMID:21708943
  4. the penultimate CRS serine (Ser 101) of cyclin b1 is a Plx substrate PMID:12612056
  5. Results suggest that polo-like kinase (Plx1) could be the missing regulator that prevents maturation-promoting factor autoamplification in stage IV oocytes. PMID:14985258
  6. Plx1 cooperates with CaMKII to regulate cyclosome regulators, and is necessary for release of cytostatic factor metaphase arrest and sufficient when overexpressed. PMID:16040245
  7. Data show that Plx1 couples tension signals to cellular responses through phosphorylation of the 3F3/2 epitope and targeting structural and checkpoint proteins to kinetochores. PMID:16129782
  8. Polo-like kinase Plx1 is an essential factor for calcium ion-induced meiotic exit during cytostatic factor arrest PMID:16407128
  9. Polo-like kinase (Plx1) phosphorylates xTRF1 in vitro and the mitotic xTRF1-chromatin association was significantly impaired when Plx1 was immunodepleted from the extracts (Plx1). PMID:16424898
  10. Cdk1 phosphorylation of BubR1 controls spindle checkpoint arrest and plk-mediated formation of the 3F3/2 epitope. PMID:17998400
  11. Plx1 promotes activation of Aurora A, most likely through TPX2. PMID:19556869

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Subcellular Location
Nucleus. Cytoplasm, cytoskeleton, microtubule organizing center, centrosome. Cytoplasm, cytoskeleton, spindle. Midbody.
Protein Families
Protein kinase superfamily, Ser/Thr protein kinase family
Database Links

UNIGENE: Xl.28141

KEGG: xla:380481

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