Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
DTB4NM_07956672272t    B2t    BETA2    CG9359    beta2t    Dmbeta2    beta85D    tubulin    beta2tub    betaTub2    beta(2)Tu    ms(3)KK[D]    betaTub85D   
DTB4NT_03377772272t    B2t    BETA2    CG9359    beta2t    Dmbeta2    beta85D    tubulin    beta2tub    betaTub2    beta(2)Tu    ms(3)KK[D]    betaTub85D   

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

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Text2Knowledge ... Yong Huang 2002