Author contributions
P. Y. and W. Z. conceived and designed the investigation. W. Z., L. N.,
and L. J. performed field and laboratory work. Z. W. assembled the
geome.
H.
L. performed the Hi-C scaffold. Y. R., H. X., W. Z., Z. W., and H. L.
analyzed the data. P. L., P. Y., and W. Z. contributed materials and
reagents. P. Y. and W. Z. wrote the paper. All the authors read and
approved the final manuscript.