Your Query returns 10 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Rps6ka1NM_00909710090Rsk1    601684
Rps6ka1NW_04772410116
RPS6KA1BC0149669606HU-1    RSK    RSK1    MAPKAPK1A    601684
RPS6KA1L075979606601684
RPS6KA1AL1097439606601684
RPS6KA1NM_0029539606RSK    HU-1    RSK1    MAPKAPK1A    601684
Rps6ka1NT_03926710090601684
Rps6ka1BC04907610090Rsk1    601684
RPS6KA1NT_0374859606601684
Rps6ka1NM_03110710116

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

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Text2Knowledge ... Yong Huang 2002