/usr/include/Bpp/Phyl/Model/Protein/ is in libbpp-phyl-dev 2.1.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/Bpp/Phyl/Model/Protein/Coala.h
/usr/include/Bpp/Phyl/Model/Protein/CoalaCore.h
/usr/include/Bpp/Phyl/Model/Protein/DSO78.h
/usr/include/Bpp/Phyl/Model/Protein/JCprot.h
/usr/include/Bpp/Phyl/Model/Protein/JTT92.h
/usr/include/Bpp/Phyl/Model/Protein/LG08.h
/usr/include/Bpp/Phyl/Model/Protein/LGL08_CAT.h
/usr/include/Bpp/Phyl/Model/Protein/LLG08_EHO.h
/usr/include/Bpp/Phyl/Model/Protein/LLG08_EX2.h
/usr/include/Bpp/Phyl/Model/Protein/LLG08_EX3.h
/usr/include/Bpp/Phyl/Model/Protein/LLG08_UL2.h
/usr/include/Bpp/Phyl/Model/Protein/LLG08_UL3.h
/usr/include/Bpp/Phyl/Model/Protein/ProteinSubstitutionModel.h
/usr/include/Bpp/Phyl/Model/Protein/UserProteinSubstitutionModel.h
/usr/include/Bpp/Phyl/Model/Protein/WAG01.h