WebThe biotinylated transcription factor can then be selectively pulled down on streptavidin beads under stringent conditions. This unit provides a detailed protocol for genome-wide … WebFeb 17, 2024 · To identify the protein partners of a known RNA sequence efficiently and quantitatively, we developed a method based on the pull-down and characterization of all interacting proteins, starting from cellular total protein extract. We optimized the protein pull-down using biotinylated RNA pre-loaded on streptavidin-coated beads.
Streptavidin Bead Pulldown Assay to Determine Protein ...
WebJul 9, 2016 · Streptavidin-coated beads are subsequently used to pull-down the original, long DNA template molecules via the newly synthesized, biotinylated DNA that is bound to them. We demonstrate the accuracy, simplicity and utility of the RSE method by capturing and sequencing a 4 Mbp stretch of the major histocompatibility complex (MHC). Webavidin streptavidin allows purification of the biotinylated protein under high stringency conditions, thus reducing background bind-ing often observed with other affinity tags that elute more easily. In addition, there are very few naturally biotinylated proteins, thus reducing the chance for crossreaction when using biotinylation in ipsative learning
Biotinylation Guidelines—Creating Biotinylated DNA
WebStep 2) Make or order your peptide (i.e., no biotin). Step 4) Take home-made biotinylated peptide add to beads and let them interact for 1 hr in PBS1X with gentle rotation. Step 5) … We detected serum MPO–DNA using a previously described capture ELISA method with slight modifications9,22. 96-well microtiter plates were coated with 5 μg ml−1anti-MPO monoclonal antibody (ABD Serotec, 0400-0002) as the capturing antibody overnight at 4 °C. After blocking in 1% BSA, patient … See more Human breast cancer cell lines MDA-MB-231 and MCF-7, human colon cancer cell line HCT116, mouse breast cancer cell line 4T1, HEK293T cells and HeLa cells were purchased from ATCC, and the mouse E0771 breast … See more Immunofluorescence staining for NETs was performed in the tissues of primary tumours (461 cases), liver metastases (20 cases), lung metastases (23 cases), bone metastases (33 … See more PAD4flox/flox mice (B6(Cg)-Padi4tm1.2Kmow/J, 026708) and Ddx4-Cre mice (B6.FVB-Tg(Ddx4-cre)1Dcas/KnwJ, 018980) were purchased from the Jackson Laboratory. PAD4flox/flox mice … See more Tissue was fixed in 4% paraformaldehyde (Thermo Scientific) for 24 h at 4 °C, washed with PBS, embedded in paraffin and sectioned at 4-μm thickness. Antigen retrieval was performed using target retrieval solution, pH … See more WebOct 12, 2013 · Streptavidin pull-down of enzymatically biotinylated RNAs. 5′-Labeled RNA N 22 was biotinylated with E. coli PAP, and body-labeled RNA 1600 was biotinylated with φ29 DNA polymerase. Both were purified and applied to streptavidin Sepharose beads or, as a control, to the same beads blocked with biotin (for details, see Materials and Methods). orchard city