Your Query returns 17 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Wnt7aAF1007397739
Wnt7aNM_00952710090px    tw    Wnt-7a    601570
WNT7aD831759606601570
Wnt7aXM_34272310116
Wnt7aNW_04769510116
WNT7ABC0088119606601570
Wnt7aU534769606601570
WNT7AAY4131009606601570
WNT7AAY4131019598
WNT7AAY41310210090601570
WNT7ANM_0046259606601570
Wnt7aNT_03935310090601570
Wnt7aBC04909310090601570
Wnt7aBC05758610090601570
WNT7AAB0456299031
WNT7ANT_0225179606601570
WNT7ANM_2042929031

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

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Text2Knowledge ... Yong Huang 2002