Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
lanB2AJ2711937165
LanB2AE0035517227
LanB2NM_0792827227lamB2    CG3322    LAMB2A    Lam-B2    gamma1    Laminin    DROLAMB2A   
LanB2NT_0374367227lamB2    CG3322    LAMB2A    Lam-B2    gamma1    Laminin    DROLAMB2A   

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

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Text2Knowledge ... Yong Huang 2002