/usr/share/EMBOSS/test/data/dna.staden is in emboss-test 6.4.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | ACGTACGTACGTACGTACGTACGTACGTACGTACGTACGTACGTACGTAC
GTACGTACGTACGTACGTACGTACGTACGTACGTACGTACGTACGTACGT
|