Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
GC-S-beta-1NM_01746910090Gucy1b3   
GC-S-beta-1BC0476209606GC-SB3    GUC1B3    GUCSB3    GUCB3    GUCY1B3   
GC-S-beta-1NM_0008579606GUCB3    GC-SB3    GUC1B3    GUCSB3    GUCY1B3   
GC-S-beta-1BC05094510090Gucy1b3   
GC-S-beta-1BC05699510090Gucy1b3   
GC-S-beta-1AF0203409606
GC-S-beta-1AF02033910090

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

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Text2Knowledge ... Yong Huang 2002