POLR3A

Gene Symbol POLR3A
Entrez Gene 11128
Alt Symbol ADDH, HLD7, RPC1, RPC155, hRPC155
Species Human
Gene Type protein-coding
Description polymerase (RNA) III (DNA directed) polypeptide A, 155kDa
Other Description DNA-directed RNA polymerase III largest subunit|DNA-directed RNA polymerase III subunit A|DNA-directed RNA polymerase III subunit RPC1|RNA polymerase III 155 kDa subunit|RNA polymerase III subunit C1|RNA polymerase III subunit C160|RNA polymerase III subunit RPC155-D
Swissprots Q8TCW5 Q8IW34 O14802
Accessions EAW54617 O14802 AF021351 AAB86536 AK024744 AK026023 AK300329 BAH13260 AY091459 AAM12029 AY091460 AAM12030 AY091461 AAM12031 AY091462 AAM12032 BC014399 AAH14399 BC041089 AAH41089 CA449326 DA103416 DA353439 NM_007055 NP_008986
Function DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. Largest and catalytic core component of RNA polymerase III which synthesizes small RNAs, such as 5S rRNA and tRNAs. Forms the polymerase active center together with the second largest subunit. A single-stranded DNA template strand of the promoter is positioned within the central active site cleft of Pol III. A bridging helix emanates from RPC1 and crosses the cleft near the catalytic site and is thought to promote translocation of Pol III by acting as a ratchet that moves the RNA-DNA hybrid through the active site by switching from straight to bent conformations at each step of nucleotide addition (By similarity). Plays a key role in sensing and limiting infection by intracellular bacteria and DNA viruses. Acts as nuclear and cytosolic DNA sensor involved in innate immune response. Can sense non-self dsDNA that serves as template for transcription into dsR
Subcellular Location Nucleus.
Tissue Specificity Expressed in the brain, in the cortex and the white matter (at protein level). {ECO:0000269|PubMed:21855841}.
Top Pathways Cytosolic DNA-sensing pathway, Epstein-Barr virus infection, Purine metabolism, RNA polymerase, Pyrimidine metabolism

POLR3A (D5Y2D) Rabbit mAb - 12825 from Cell Signaling Technology

Prices $246.00
Sizes 100 µl (10 western blots)
Host Rabbit
Clonality Monoclonal
Clone D5Y2D
Western blot analysis of extracts from various cell lines using POLR3A (D5Y2D) Rabbit mAb.

POLR3A (H-130) - sc-292119 from Santa Cruz Biotechnology

Prices $279.00
Sizes 200 µg/ml
Host Rabbit
Clonality Polyclonal
POLR3A (H-130): sc-292119. Western blot analysis of POLR3A expression in MCF7 (A), HeLa (B) and K-562 (D) whole cell lysates and mouse brain (C) and rat brain (E) tissue extracts.

POLR3A (K-12) - sc-107058 from Santa Cruz Biotechnology

Prices $279.00
Sizes 200 µg/ml
Host Goat
Clonality Polyclonal

POLR3A (N-16) - sc-107059 from Santa Cruz Biotechnology

Prices $279.00
Sizes 200 µg/ml
Host Goat
Clonality Polyclonal

Anti-POLR3A antibody - ChIP Grade - ab96328 from Abcam

Prices $387.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
ChIP analysis using ab96328 binding POLR3A in 3T3 fibroblast whole cell lysate. Cells were cross-linked for 10 minutes with formaldehyde. Samples were incubated with undiluted primary antibody for 12 hours at 4°C. Protein binding was detected using real-time PCR.Positive control: tRNA le and tRNA ser.Negative Control:IgG.See Abreview

Anti-POLR3A antibody - N-terminal - ab138023 from Abcam

Prices $376.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal
Anti-POLR3A antibody - N-terminal (ab138023) at 1/500 dilution + 293 cell lysate at 30 µg

Anti-POLR3A Antibody (C-Terminus) - LS-C111186 from LifeSpan Bioscience

Prices $365.00
Sizes 50 µg
Host Rabbit
Clonality Polyclonal
POLR3A antibody LS-C111186 Western blot of Fetal Muscle lysate.

Anti-POLR3A Antibody (aa31-80) - LS-C119917 from LifeSpan Bioscience

Prices $315.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal
Western blot of extracts from COS/HUVEC cells, using RPC1 Antibody. The lane on the right is treated with the synthesized peptide.

Anti-POLR3A Antibody (aa19-68) - LS-C200611 from LifeSpan Bioscience

Prices $315.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal
Western blot of the lysates from 293 cells using RPC1 antibody.

Anti-POLR3A Antibody (aa182-482) - LS-C185773 from LifeSpan Bioscience

Prices $335.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
Confocal immunofluorescence analysis (Olympus FV10i) of paraformaldehyde-fixed HeLa using POLR3A antibody (Green) at 1:500 dilution. Alpha-tubulin filaments were labeled with alpha-tubulin antibody (Red) at 1:2000.

Anti-POLR3A Antibody (Pro68) - LS-C177450 from LifeSpan Bioscience

Prices $345.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal
IHC of POLR3A (P68) pAb in paraffin-embedded human breast carcinoma tissue.

POLR3A Antibody - NBP1-53051 from Novus Biologicals

Prices $139.00, $329.00
Sizes 20 µl, 100 µl
Host Rabbit
Clonality Polyclonal
Western Blot: POLR3A Antibody [NBP1-53051] - Human Muscle lysate, concentration 0.2-1 ug/ml.

POLR3A Antibody - NBP1-30516 from Novus Biologicals

Prices $349.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal
Western Blot: POLR3A Antibody [NBP1-30516] - Western blot (WB) analysis of POLR3A Antibody in extracts from HUVEC cells.

POLR3A Antibody - NBP2-32648 from Novus Biologicals

Prices $419.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
Immunohistochemistry: POLR3A Antibody [NBP2-32648] - breast

POLR3A Antibody - NBP1-83204 from Novus Biologicals

Prices $419.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
Western Blot: POLR3A Antibody [NBP1-83204] - Lane 1: Marker [kDa] 250, 130, 100, 70, 55, 35, 25, 15, 10Lane 2: Human cell line PC-3

Anti-POLR3A antibody produced in rabbit - HPA037926 from Sigma-Aldrich

Prices $429.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
<B>Immunohistochemistry</B><BR/>Anti-POLR3A: <B>Cat. No. HPA037926</B>: Immunohistochemical staining of human colon shows strong cytoplasmic and nuclear positivity in glandular cells.

Anti-POLR3A antibody produced in rabbit - SAB2101842 from Sigma-Aldrich

Prices $347.50
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
<B>Immunoblotting</B><BR/>Anti-POLR3A: <B>Cat. No.SAB2101842</B>: POLR3A in Fetal Muscle tissue lysate with POLR3A antibody at 1.0 μg/mL.

Anti-POLR3A antibody produced in rabbit - HPA037927 from Sigma-Aldrich

Prices $429.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
<B>Immunohistochemistry</B><BR/>Anti-POLR3A: <B>Cat. No. HPA037927</B>: Immunohistochemical staining of Human liver shows strong cytoplasmic and nuclear positivity in hepatocytes.

Anti-POLR3A antibody produced in rabbit - SAB2702008 from Sigma-Aldrich

Prices $326.50
Sizes 100 µl
Host Rabbit
Clonality Polyclonal
<B>Immunofluorescence</B><BR/>Anti-POLR3A: <B>Cat. No. SAB2702008</B>: Confocal immunofluorescence analysis of paraformaldehyde-fixed HeLa, using POLR3A antibody (green) at 1:500 dilution. α-tubulin filaments were labeled (red) at 1:2,000.

POLR3A antibody - middle region (ARP48725_P050) - ARP48725_P050 from Aviva Systems Biology

Prices $289.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal

POLR3A Antibody (OAAF03587) - OAAF03587 from Aviva Systems Biology

Prices $289.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal

RPC1 Antibody (OAAF07057) - OAAF07057 from Aviva Systems Biology

Prices $289.00
Sizes 100 µg
Host Rabbit
Clonality Polyclonal

POLR3A antibody - 70R-19412 from Fitzgerald

Prices $375.00
Sizes 50 µl
Host Rabbit
Clonality Polyclonal

POLR3A antibody (OAGA00468) - OAGA00468 from Aviva Systems Biology

Prices $340.00
Sizes 100 µl
Host Rabbit
Clonality Polyclonal

POLR3A antibody - orb69861 from Biorbyt

Prices $723.00
Sizes 100 μl
Host Rabbit
Clonality Polyclonal
Western Blot analysis of A:HCT116, whole cell lysate using POLR3A antibody
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