/usr/include/ is in libbiococoa-dev 2.2.2-3build1.
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..
/usr/include/GNUstep/
/usr/include/GNUstep/Frameworks/
/usr/include/GNUstep/Frameworks/BioCocoa.framework/
/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/
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/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCAnnotation.h
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/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCCachedSequenceFile.h
/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCChain.h
/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCCodon.h
/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCCodonDNA.h
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/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCNucleotide.h
/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCNucleotideDNA.h
/usr/include/GNUstep/Frameworks/BioCocoa.framework/Versions/2/BCNucleotideRNA.h
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