Evolutionary directions of single nucleotide substitutions and structural mutations in the chloroplast genomes of the family Calycanthaceae.

"all nucleotide sequences were deposited in the ncbi genbank repository (genbank accession numbers: mh377056- mh377059).; all nucleotide sequences were deposited in the ncbi genbank repository (mh377056 - mh377059). raw data for computer simulation and modeling true evolution of sequence data. additional file 1 availability of data and materials the datasets supporting the results of this article are included within additional files. all nucleotide sequences were deposited in the ncbi genbank repository (mh377056"

"Competing interests The authors declare that they have no competing interests."

"Funding This work was supported by The Special Fund for Strategic Pilot Technology of Chinese Academy of Sciences (XDA23080204) and Strategic Biological Resources Network Service of Chinese Academy of Sciences."