Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
PYTNM_00944510090esk    Esk1    Ttk    604092
PYTBC0328589606MPS1L1    ESK    TTK    604092
PYTBC0006339606MPS1L1    ESK    TTK    604092
PYTNM_0033189606ESK    MPS1L1    TTK    604092
PYTBC05885110090esk    Esk1    Ttk    604092

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

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Text2Knowledge ... Yong Huang 2002