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Correspondence: saleh@neb.com or yu.zhengyu@gmail.com
Author contributions: J.E.P., C.J.N., X.C., R.J.R., Y.Z., and L.S. designed research; J.E.P., E.T., R.V., A.I.F., J.B., and L.S. performed research; S.G. contributed new reagents/analytic tools; J.E.P., N.D., E.T., R.V., A.I.F., Z.S., I.R.C., Y.Z., and L.S. analyzed data; and J.E.P., Y.Z., and L.S. wrote the paper.
We thank Derrick Xu and Meg Mabuchi for initial work on the project; Rick Morgan and Yvette Luyten for providing the pRS(M.HpaII) plasmid and M.Fnu4HI gDNA; Chandler Fulton and Elaine Lai for helpful discussions; and Bill Jack for critical review of the manuscript.
The authors declare no conflict of interest.
This work is supported by New England Biolabs, and by National Institutes of Health Grants GM105132 (to Y.Z.) and GM049245-21 (to X.C.). Funding for the open access charge is from New England Biolabs.
© 2015 National Academy of Sciences.