Your Query returns 10 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MK2NM_02313810090MEK2    Prkmk2    Map2k2   
MK2NM_0049749606HK4    HBK5    NGK1    RBK2    HUKIV    KV1.2    KCNA2   
MK2BC01483010090MEK2    Map2k2   
MK2NM_00855110090Rps6kc1    Mapkapk2   
MK2BC06306410090Mapkapk2   
mk2AJ3204965111
MK2AF2471364072
MK2AY2623685116
MK2M3432710090
MK2M3044010090

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

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Text2Knowledge ... Yong Huang 2002