Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
l(2)03575NM_0787387227RpS21    oho23    CG2986    l(2)168/14    l(2)k16814    Ribosomal protein S21    overgrown hematopoietic organs-23    oho23B   
l(2)03575NM_0787387227RpS21    oho23    CG2986    l(2)168/14    l(2)k16814    oho23B   
l(2)03575NM_1645067227RpS21    oho23    CG2986    l(2)168/14    l(2)k16814    oho23B   
l(2)03575NM_1645077227RpS21    oho23    CG2986    l(2)168/14    l(2)k16814    oho23B   
l(2)03575NM_1645087227RpS21    oho23    CG2986    l(2)168/14    l(2)k16814    oho23B   
l(2)03575NT_0337797227RpS21    oho23    CG2986    l(2)168/14    l(2)k16814    oho23B   

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

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Text2Knowledge ... Yong Huang 2002