Man pages matching name bio::annotation::structuredvalue in section 3pm:

Bio::Annotation::StructuredValue.3pm.en	debian 10 / libbio-perl-perl
Bio::Annotation::StructuredValue.3pm.en	debian 11 / libbio-perl-perl
Bio::Annotation::StructuredValue.3pm.en	debian 12 / libbio-perl-perl