Your Query returns 10 Accession Numbers:
Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CG4574NM_0575047227PLC    plc21    plc-21    PLC[[Beta]]    Plc21C   
CG4574NM_0575037227PLC    plc21    plc-21    PLC[[Beta]]    Plc21C   
CG4574AE0035897227Plc21C   
CG4574NM_0575037227PLC    plc21    plc-21    Plc21C   
CG4574NM_0575047227PLC    plc21    plc-21    Plc21C   
CG4574NM_2058827227PLC    plc21    plc-21    Plc21C   
CG4574NM_2058837227PLC    plc21    plc-21    Plc21C   
CG4574NM_2058847227PLC    plc21    plc-21    Plc21C   
CG4574NT_0337797227PLC    plc21    plc-21    Plc21C   
CG4574NG_0002637227PLC    plc21    plc-21    CT14752    PLC[[Beta]]    Plc21C   

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

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Text2Knowledge ... Yong Huang 2002