/usr/include/seqan/misc/ is in seqan-dev 1.4.1+dfsg-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/seqan/misc/INFO
/usr/include/seqan/misc/cmdparser/
/usr/include/seqan/misc/cmdparser/INFO
/usr/include/seqan/misc/cmdparser/cmdoption.h
/usr/include/seqan/misc/cmdparser/cmdparser.h
/usr/include/seqan/misc/cmdparser/cmdparser_ctd_support.h
/usr/include/seqan/misc/cmdparser/cmdparser_parse.h
/usr/include/seqan/misc/cmdparser/cmdparser_type_support.h
/usr/include/seqan/misc/edit_environment.h
/usr/include/seqan/misc/misc_accumulators.h
/usr/include/seqan/misc/misc_base.h
/usr/include/seqan/misc/misc_bit_twiddling.h
/usr/include/seqan/misc/misc_cmdparser.h
/usr/include/seqan/misc/misc_dequeue.h
/usr/include/seqan/misc/misc_interval_tree.h
/usr/include/seqan/misc/misc_map.h
/usr/include/seqan/misc/misc_memset.h
/usr/include/seqan/misc/misc_name_store_cache.h
/usr/include/seqan/misc/misc_parsing.h
/usr/include/seqan/misc/misc_set.h
/usr/include/seqan/misc/misc_sse2.h
/usr/include/seqan/misc/misc_svg.h
/usr/include/seqan/misc/misc_terminal.h
/usr/include/seqan/misc/misc_union_find.h
/usr/include/seqan/misc/priority_type_base.h
/usr/include/seqan/misc/priority_type_heap.h