Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CYP19a10N/Aar1    cyp19    cypXIX    P450aromA    aromatase    cyp19a   
cyp19a1AF4067577955
Cyp19a1NM_00781010090Ar    Int5    Cyp19    Int-5    107910
CYP19A1BC0228969606ARO    P-450AROM    CPV1    ARO1    CYAR    CYP19    107910
CYP19A1BC0357149606ARO    P-450AROM    CPV1    ARO1    CYAR    CYP19    107910
CYP19A1BC0359599606ARO    P-450AROM    CPV1    ARO1    CYAR    CYP19    107910
CYP19A1AY4191159606107910
CYP19A1AY4191169598
CYP19A1AY41911710090107910
CYP19A1NM_0001039606ARO    ARO1    CPV1    CYAR    CYP19    P-450AROM    107910
CYP19A1NM_0312269606ARO    ARO1    CPV1    CYAR    CYP19    P-450AROM    107910
Cyp19a1NT_03947410090107910
Cyp19a1AY35516510096
CYP19A1NT_0101949606107910

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

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Text2Knowledge ... Yong Huang 2002