Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
zbmp-20N/Abmp2    bmp-2    cb670    zbmp2    bmp2-4    bmp2b   
zBMP-2D499717955

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

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Text2Knowledge ... Yong Huang 2002