Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
H1.5NM_02003410090H1B    H1f5    H1s-3    Hist1h1b   
H1.5NM_0053229606H1    H1F5    HIST1H1B   
H1.5NT_0075929606H1    H1F5   
H1.5NG_0000099606H1    H1F5    HIST1H1B   
H1.5X835099606

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

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Text2Knowledge ... Yong Huang 2002