/usr/include/Bpp/Seq/Container/ is in libbpp-seq-dev 2.2.0-1+b1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/Bpp/Seq/Container/AbstractSequenceContainer.h
/usr/include/Bpp/Seq/Container/AlignedSequenceContainer.h
/usr/include/Bpp/Seq/Container/CompressedVectorSiteContainer.h
/usr/include/Bpp/Seq/Container/MapSequenceContainer.h
/usr/include/Bpp/Seq/Container/OrderedSequenceContainer.h
/usr/include/Bpp/Seq/Container/SequenceContainer.h
/usr/include/Bpp/Seq/Container/SequenceContainerExceptions.h
/usr/include/Bpp/Seq/Container/SequenceContainerIterator.h
/usr/include/Bpp/Seq/Container/SequenceContainerTools.h
/usr/include/Bpp/Seq/Container/SiteContainer.h
/usr/include/Bpp/Seq/Container/SiteContainerExceptions.h
/usr/include/Bpp/Seq/Container/SiteContainerIterator.h
/usr/include/Bpp/Seq/Container/SiteContainerTools.h
/usr/include/Bpp/Seq/Container/VectorSequenceContainer.h
/usr/include/Bpp/Seq/Container/VectorSiteContainer.h