Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
wu:fc23c07BC0441627955fc23c07    Hbs1l    zgc:55400   
wu:fc23c07NM_1996767955Hbs1l    fc23c07    zgc:55400   

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

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Text2Knowledge ... Yong Huang 2002