/usr/share/doc/ncbi-rrna-data/README.gz is in ncbi-rrna-data 6.1.20120620-8.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/ncbi-rrna-data/changelog.gz
/usr/share/doc/ncbi-rrna-data/changelog.gz