Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
LanB1AY0950017227
LanB1NG_0000677227beta1    lamB1    CG7123    Lam-B1    CT22015    laminin    LM-B1/beta    laminin B1    BcDNA:LD21794   
LanB1AE0036187227
LanB1NM_0572707227beta1    lamB1    CG7123    Lam-B1    Laminin    LM-B1/beta   
LanB1NM_1647737227beta1    lamB1    CG7123    Lam-B1    Laminin    LM-B1/beta   
LanB1NT_0337797227beta1    lamB1    CG7123    Lam-B1    Laminin    LM-B1/beta   

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

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Text2Knowledge ... Yong Huang 2002