Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CG8989NM_1671807227PH3    H3.3    H3.3B    HisH3-3Q    Histone H3-3Q    His3.3B   
CG8989AE0034467227His3.3B   
CG8989NC_0043547227PH3    H3.3    H3.3B    HisH3-3Q    His3.3B   
CG8989NM_0785407227PH3    H3.3    H3.3B    HisH3-3Q    His3.3B   
CG8989NM_1671807227PH3    H3.3    H3.3B    HisH3-3Q    His3.3B   
CG8989NM_1767197227PH3    H3.3    H3.3B    HisH3-3Q    His3.3B   

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

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Text2Knowledge ... Yong Huang 2002