Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Hps2NM_00968010090pe    rim2    pearl    Ap3b1    603401
HPS2BC0384449606ADTB3    ADTB3A    HPS    AP3B1    603401
HPS2BC0328119606BCEI    D21S21    pS2    pNR-2    TFF1    603401
HPS2NM_0032259606pS2    BCEI    pNR-2    D21S21    TFF1    603401
HPS2NM_0036649606PE    HPS    ADTB3    ADTB3A    AP3B1    603401

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

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Text2Knowledge ... Yong Huang 2002