Your Query returns 9 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
GAPDH1X599555691
Gapdh1AY0896437227
Gapdh1BT0044857227
GAPDH1AF0615643847
Gapdh1AE0038397227
GAPDH1AF4214923747
GAPDH1AF4211443747
Gapdh1NM_0803697227Gapd    GADPH    GAPDH    GA3PDH    CG12055    GAPDH-1    Gapdh43E   
Gapdh1NT_0337787227Gapd    GADPH    GAPDH    GA3PDH    CG12055    GAPDH-1    Gapdh43E   

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

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Text2Knowledge ... Yong Huang 2002