Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Pank1aNM_02379210090Pank    Pank1b    panK1beta    4632412I06Rik    5430426F23Rik    Pank1   
PANK1aBC0262969606MGC24596    PANK1b    PANK    PANK1   
PANK1aNM_1383169606PANK    PANK1b    MGC24596    PANK1   
PANK1aNM_1489789606PANK    PANK1b    MGC24596    PANK1   
PANK1aNM_1489779606PANK    PANK1b    MGC24596    PANK1   
Pank1aBC02349610090panK1beta    Pank    Pank1b    Pank1   

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

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Text2Knowledge ... Yong Huang 2002