• Western blot analysis of extracts of various cell lines, using PLK4 antibody (STJ111905) at 1:1000 dilution. Secondary antibody: HRP Goat Anti-rabbit IgG (H+L) at 1:10000 dilution. Lysates/proteins: 25ug per lane. Blocking buffer: 3% non-fat dry milk in TBST. Detection: ECL Basic Kit. Exposure time: 15s.
  • Western blot analysis of extracts of various cell lines, using PLK4 antibody (STJ111905) at 1:1000 dilution. Secondary antibody: HRP Goat Anti-Rabbit IgG (H+L) (STJS000856) at 1:10000 dilution. Lysates/proteins: 25 Mu g per lane. Blocking buffer: 3% nonfat dry milk in TBST. Detection: ECL Basic Kit. Exposure time: 15s.

Anti-PLK4 antibody (641-970) (STJ111905)

SKU:
STJ111905

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Host: Rabbit
Applications: WB
Reactivity: Human/Mouse/Rat
Note: STRICTLY FOR FURTHER SCIENTIFIC RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Short Description: Rabbit polyclonal antibody anti-PLK4 (641-970) is suitable for use in Western Blot research applications.
Clonality: Polyclonal
Conjugation: Unconjugated
Isotype: IgG
Formulation: PBS with 0.02% Sodium Azide, 50% Glycerol, pH7.3.
Purification: Affinity purification
Dilution Range: WB 1:500-1:2000
Storage Instruction: Store at-20°C for up to 1 year from the date of receipt, and avoid repeat freeze-thaw cycles.
Gene Symbol: PLK4
Gene ID: 10733
Uniprot ID: PLK4_HUMAN
Immunogen Region: 641-970
Immunogen: Recombinant fusion protein containing a sequence corresponding to amino acids 641-970 of human PLK4 (NP_055079.3).
Immunogen Sequence: SDGNTITIYYPNGGRGFPLA DRPPSPTDNISRYSFDNLPE KYWRKYQYASRFVQLVRSKS PKITYFTRYAKCILMENSPG ADFEVWFYDGVKIHKTEDFI QVIEKTGKSYTLKSESEVNS LKEEIKMYMDHANEGHRICL ALESIISEEERKTRSAPFFP IIIGRKPGSTSSPKALSPPP SVDSNYPTRERASFNRMVMH SAASPTQAPILNPSMVTNEG LGLTTTASGTDISSNSLKD
Post Translational Modifications Acetylation by KAT2A and KAT2B impairs kinase activity by shifting the kinase to an inactive conformation. Ubiquitinated.leading to its degradation by the proteasome. Tyrosine-phosphorylated by TEC.
Function Serine/threonine-protein kinase that plays a central role in centriole duplication. Able to trigger procentriole formation on the surface of the parental centriole cylinder, leading to the recruitment of centriole biogenesis proteins such as SASS6, CENPJ/CPAP, CCP110, CEP135 and gamma-tubulin. When overexpressed, it is able to induce centrosome amplification through the simultaneous generation of multiple procentrioles adjoining each parental centriole during S phase. Phosphorylates 'Ser-151' of FBXW5 during the G1/S transition, leading to inhibit FBXW5 ability to ubiquitinate SASS6. Its central role in centriole replication suggests a possible role in tumorigenesis, centrosome aberrations being frequently observed in tumors. Also involved in deuterosome-mediated centriole amplification in multiciliated that can generate more than 100 centrioles. Also involved in trophoblast differentiation by phosphorylating HAND1, leading to disrupt the interaction between HAND1 and MDFIC and activate HAND1. Phosphorylates CDC25C and CHEK2. Required for the recruitment of STIL to the centriole and for STIL-mediated centriole amplification. Phosphorylates CEP131 at 'Ser-78' and PCM1 at 'Ser-372' which is essential for proper organization and integrity of centriolar satellites.
Protein Name Serine/Threonine-Protein Kinase Plk4
Polo-Like Kinase 4
Plk-4
Serine/Threonine-Protein Kinase 18
Serine/Threonine-Protein Kinase Sak
Database Links Reactome: R-HSA-2565942
Reactome: R-HSA-380259
Reactome: R-HSA-380270
Reactome: R-HSA-380284
Reactome: R-HSA-380320
Reactome: R-HSA-5620912
Reactome: R-HSA-8854518
Cellular Localisation Cytoplasm
Cytoskeleton
Microtubule Organizing Center
Centrosome
Centriole
Nucleus
Nucleolus
Cleavage Furrow
Component Of The Deuterosome
A Structure That Promotes De Novo Centriole Amplification In Multiciliated Cells That Can Generate More Than 100 Centrioles
Associates With Centrioles Throughout The Cell Cycle
It Is Not Present At Cleavage Furrows
Alternative Antibody Names Anti-Serine/Threonine-Protein Kinase Plk4 antibody
Anti-Polo-Like Kinase 4 antibody
Anti-Plk-4 antibody
Anti-Serine/Threonine-Protein Kinase 18 antibody
Anti-Serine/Threonine-Protein Kinase Sak antibody
Anti-PLK4 antibody
Anti-SAK antibody
Anti-STK18 antibody

Information sourced from Uniprot.org

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