Co-immunoprecipitation

KS Karolina Serwach
EN Ewa Nurowska
MK Marta Klukowska
BZ Barbara Zablocka
JG Joanna Gruszczynska-Biegala
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For the Co-IP of proteins, neurons were collected and lysed for 1.5 h. Lysates were centrifuged at 15,000 × g for 15 min at 4 °C, and the supernatant was collected and mixed with Protein G-Agarose beads (Roche). Precleared lysates (700 µg) were incubated overnight with protein G-Agarose that was preincubated for 3 h with the following antibodies: rabbit anti-GluN2A (Alomone, Catalog No. AGC-002) or rabbit anti-GluN2B (Proteintech, Catalog No. 21920-1-AP). Rabbit anti-immunoglobulin G (IgG) antibody (Merck, Catalog No. 12-370 and 12-371) was used as a negative control. The precipitated proteins were eluted and separated by SDS-PAGE.

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