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. 2020 Jun 3;1(1):100020. doi: 10.1016/j.xpro.2020.100020

ChIP wash buffer 1 (optional)

Reagent Final Concentration Stock Concentration Add to 50 ml
HEPES-KOH pH 7.5 50 mM 1 M 2.5 ml
NaCl 500 mM 5 M 5 ml
EDTA pH 8.0 1 mM 0.5 M 0.1 ml
Triton X-100 1 % (v/v) 10% (v/v) 5 ml
Na-deoxycholate 0.1% (w/v) 10% (w/v) 0.5 ml
SDS 0.1% (w/v) 10% (w/v) 0.5 ml
MilliQ 36.4 ml

Store at 19–22°C. Preferably add right before use 30 μl Aprotinin, 1 μl Pepstatin, 1 μl Leupeptin, and 10 μl PMSF per 1 ml of buffer.