/usr/include/seqan/align/ is in seqan-dev 1.4.1+dfsg-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/seqan/align/INFO
/usr/include/seqan/align/align_base.h
/usr/include/seqan/align/align_cols.h
/usr/include/seqan/align/align_config.h
/usr/include/seqan/align/align_iterator_base.h
/usr/include/seqan/align/align_metafunctions.h
/usr/include/seqan/align/align_traceback.h
/usr/include/seqan/align/alignment_algorithm_tags.h
/usr/include/seqan/align/alignment_operations.h
/usr/include/seqan/align/dp_algorithm_impl.h
/usr/include/seqan/align/dp_band.h
/usr/include/seqan/align/dp_cell.h
/usr/include/seqan/align/dp_cell_affine.h
/usr/include/seqan/align/dp_cell_linear.h
/usr/include/seqan/align/dp_formula.h
/usr/include/seqan/align/dp_formula_affine.h
/usr/include/seqan/align/dp_formula_linear.h
/usr/include/seqan/align/dp_matrix.h
/usr/include/seqan/align/dp_matrix_navigator.h
/usr/include/seqan/align/dp_matrix_navigator_score_matrix.h
/usr/include/seqan/align/dp_matrix_navigator_score_matrix_sparse.h
/usr/include/seqan/align/dp_matrix_navigator_trace_matrix.h
/usr/include/seqan/align/dp_matrix_sparse.h
/usr/include/seqan/align/dp_meta_info.h
/usr/include/seqan/align/dp_profile.h
/usr/include/seqan/align/dp_scout.h
/usr/include/seqan/align/dp_setup.h
/usr/include/seqan/align/dp_trace_segment.h
/usr/include/seqan/align/dp_traceback_adaptor.h
/usr/include/seqan/align/dp_traceback_impl.h
/usr/include/seqan/align/gap_anchor.h
/usr/include/seqan/align/gapped_value_type.h
/usr/include/seqan/align/gaps_anchor.h
/usr/include/seqan/align/gaps_array.h
/usr/include/seqan/align/gaps_base.h
/usr/include/seqan/align/gaps_iterator_anchor.h
/usr/include/seqan/align/gaps_iterator_array.h
/usr/include/seqan/align/gaps_iterator_base.h
/usr/include/seqan/align/global_alignment_banded.h
/usr/include/seqan/align/global_alignment_hirschberg_impl.h
/usr/include/seqan/align/global_alignment_myers_hirschberg_impl.h
/usr/include/seqan/align/global_alignment_myers_impl.h
/usr/include/seqan/align/global_alignment_specialized.h
/usr/include/seqan/align/global_alignment_unbanded.h
/usr/include/seqan/align/local_alignment_banded.h
/usr/include/seqan/align/local_alignment_banded_waterman_eggert_impl.h
/usr/include/seqan/align/local_alignment_enumeration.h
/usr/include/seqan/align/local_alignment_enumeration_banded.h
/usr/include/seqan/align/local_alignment_enumeration_unbanded.h
/usr/include/seqan/align/local_alignment_unbanded.h
/usr/include/seqan/align/local_alignment_waterman_eggert_impl.h
/usr/include/seqan/align/matrix_base.h