Your Query returns 20 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
TEP1NM_00896010090MMAC1    Pten    601686
TEP1BC0058219606BZS    MHAM    MMAC1    PTEN1    MGC11227    PTEN    601686
TEP1NM_0003149606BZS    MHAM    MMAC1    PTEN1    MGC11227    PTEN    601686
TEP1BC02144510090MMAC1    Pten    601686
TEP1NM_03160610116Mmac    MMAC1    Pten   
Tep1NM_0788547227dTEPI    CG18096    TepI   
Tep1NT_0337797227dTEPI    CG18096    TepI   
Tep1AJ2695387227
TEP1AY4969634956
Tep1NM_00935110090Tp1    601686
Tep1NW_04745310116
Tep1NM_02259110116Tlp1   
TEP1U961809606601686
TEP1AY4176579606601686
TEP1AY4176589598
TEP1AY41765910090601686
TEP1NM_0071109606TP1    TLP1    p240    VAULT2    601686
Tep1NT_03959910090601686
TEP1NT_0264379606601686
TEP1NC_0011464932

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

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Text2Knowledge ... Yong Huang 2002