Your Query returns 5 Accession Numbers:
Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
S6K2NM_0214851009070kDa    Rps6kb2   
S6K2BC0056941009070kDa    Rps6kb2   
S6K2BC0516311009070kDa    Rps6kb2   
S6K2BC0668421009070kDa    Rps6kb2   
S6K2AJ00793810090

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

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Text2Knowledge ... Yong Huang 2002