Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
ADTB3BC0384449606ADTB3A    HPS    HPS2    AP3B1   
ADTB3NM_0036649606PE    HPS    HPS2    ADTB3A    AP3B1   

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

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Text2Knowledge ... Yong Huang 2002