/usr/share/EMBOSS/test/data/twoglob.fasta 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 3 4 5 6 7 8 | >HBA_HUMAN P69905 Hemoglobin subunit alpha (Alpha-globin) (Hemoglobin alpha chain)
MVLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHG
KKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTP
AVHASLDKFLASVSTVLTSKYR
>HBA_BOVFRAG Hemoglobin subunit alpha (Alpha-globin) fragment (Hemoglobin alpha chain)
DKGNVKAAWGKVGGHAAEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHG
AKVAAALTKAVEHLDDLPGALSELSDLHAHKLRVDPVNFKLLSHSLLVTLASHLPSDFTP
AVHASLDKFLANVST
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