Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HEX-3NM_0799357227Fk    HK    DM2    HEX    HEX-C    CG8094    CG32688    Hexokinase   
HEX-3NT_0337787227Fk    HK    DM2    HEX    HEX-C    CG8094    CG32688    Hexokinase   

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

Google

Text2Knowledge ... Yong Huang 2002