Man pages matching name bio::db::seqfeature::store::berkeleydb3 in section 3pm:

Bio::DB::SeqFeature::Store::berkeleydb3.3pm.en	debian 10 / libbio-perl-perl
Bio::DB::SeqFeature::Store::berkeleydb3.3pm.en	debian 11 / libbio-db-seqfeature-perl
Bio::DB::SeqFeature::Store::berkeleydb3.3pm.en	debian 12 / libbio-db-seqfeature-perl