Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
ALAS-NBC0545747955wu:fb58d01    fb58d01    wu:fi12g09    fi12g09    alas1   
ALAS-NNM_2012877955fb58d01    fi12g09    wu:fb58d01    wu:fi12g09    alas1   
ALAS-NS6045310118

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

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Text2Knowledge ... Yong Huang 2002