Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
B-50NM_00808310090Basp2    GAP-43    Gap43   
B-50BC0079369606PP46    GAP43   
B-50NM_0020459606PP46    GAP43   
B-50XM_14725910090GAP-43    Basp2   
B-50BC02828810090GAP-43    Gap43   
B-50S7149210118

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

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Text2Knowledge ... Yong Huang 2002