Your Query returns 32 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
top2AAJ0074462337
Top2aNM_01162310090Top-2    126430
TOP2AJ040889606126430
TOP2AM275049606126430
Top2aXM_34246010116
Top2aNW_04765710116
TOP2AAC0904269606126430
TOP2AAF0645909606126430
TOP2AAF0695229606126430
TOP2AAH0069949606126430
TOP2AAF0717389606126430
TOP2AAF0717399606126430
TOP2AAF0717409606126430
TOP2AAF0717419606126430
TOP2AAF0717429606126430
TOP2AAF0717439606126430
TOP2AAF0717449606126430
TOP2AAF0717459606126430
TOP2AAF0717469606126430
TOP2AAF0717479606126430
TOP2AAF2851579606126430
TOP2AAF2851589606126430
TOP2AAF2851599606126430
TOP2AAY4067379606126430
TOP2AAY4067389598
TOP2AAY40673910090126430
TOP2ANM_0010679606TOP2    TP2A    126430
Top2aNT_03952110090126430
Top2aBC05787310090126430
TOP2AAF2851559031
TOP2ANT_0107559606126430
Top2aNM_02218310116

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002