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. Author manuscript; available in PMC: 2024 Jun 3.
Published in final edited form as: Methods. 2016 Nov 18;118-119:41–49. doi: 10.1016/j.ymeth.2016.11.009
IP buffer 20 mM Tris, pH 7.5
150 mM NaCl
2 mM EDTA
1% (v/v) NP40
0.5 mM DTT (added fresh)
RIPA buffer 10 mM Tris-HCl (pH 8.0)
1 mM EDTA
0.5 mM EGTA
1% Triton X-100
0.1% sodium deoxycholate
0.1% SDS
140 mM NaCl
High-salt wash buffer IP buffer with 500 mM NaCl
Dephosphorylation buffer or 1× NEB Buffer 3 50 mM Tris-HCl, pH 7.9
100 mM NaCl
10 mM MgCl2
1 mM DTT
Polynucleotide kinase (PNK) buffer without DTT 50 mM Tris-HCl, pH 7.5
50 mM NaCl
10 mM MgCl2
Polynucleotide kinase (PNK) buffer with DTT 70 mM Tris-HCl, pH 7.6
10 mM MgCl2
or 1 × NEB PNK buffer 5 mM DTT
Acid phenol/chloroform, pH 4.5 Ambion, AM9720
2× Proteinase K buffer 100 mM Tris-HCl, pH 7.5
150 mM NaCl
12.5 mM EDTA
2% (w/v) SDS
10 × RNA ligase buffer without ATP or 10× NEB RNA ligase buffer 500 mM Tris-HCl, pH 7.6,
100 mM MgCl2
10 mM DTT
10× RNA ligase buffer with ATP or
10× Thermo scientific RNA ligase buffer
500 mM Tris-HCl, pH 7.6
100 mM MgCl2
100 mM DTT
10 mM ATP
Formamide gel loading dye 50 mM EDTA 0.05% (w/v) bromophenol blue formamide ad 100%
Transfer buffer 25 mM Tris 190 mM Glycine 10% methanol
10 × dNTP 2 mM dATP
2 mM dCTP
2 mM dGTP
2 mM dTTP