Your Query returns 16 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Nr0b2NM_01185010090SHP    SHP-1    604630
Nr0b2NW_04772410116
NR0B2BC0302079606SHP    SHP1    604630
NR0B2AY4078539606604630
NR0B2AY4078549598
NR0B2AY40785510090604630
NR0B2NM_0219699606SHP    SHP1    604630
Nr0b2NT_03926710090604630
Nr0b2AY36032310090Shp1    604630
Nr0b2AY36032410090Shp1    604630
Nr0b2AY36640910090Shp1    604630
Nr0b2AY36641010090Shp1    604630
Nr0b2BC01954010090SHP    SHP-1    604630
Nr0b2BC0580697955
NR0B2NT_0374859606604630
Nr0b2NM_05713310116Shp   

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

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Text2Knowledge ... Yong Huang 2002