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. Author manuscript; available in PMC: 2017 Oct 1.
Published in final edited form as: Nat Protoc. 2017 Mar 23;12(4):828–863. doi: 10.1038/nprot.2017.016

Component Amount (μl) Final concentration

Rapid Ligase Buffer, 2× 12.5
FastDigest Esp3I (BsmBI) 1
DTT 0.25 1 mM
BSA, 20 mg ml−1 0.125 0.1 mg ml−1
T7 ligase 0.125
Diluted oligo duplex from Step 72 1 0.04 μM
sgRNA library backbone 1 1 ng μl−1
UltraPure water 9
Total 25