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. Author manuscript; available in PMC: 2020 Feb 3.
Published in final edited form as: Nat Protoc. 2019 Jun 26;14(8):2261–2278. doi: 10.1038/s41596-019-0179-x
Component Amount per reaction (μl) Final concentration
10 mM 4-thiouracil solution 1
DMSO 5 50% (vol/vol)
100 mM IAA
(or EtOH for negative control)
1 10 mM
500 mM sodium phosphate, pH 8 1 50 mM
Nuclease-free water 2

Total 10