Your Query returns 8 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
kmtAJ414141214092ompB    YPO0136    ompR   
kmtBX640420257313ompB    ompR   
kmtBX640434519ompB    ompR   
kmtBX640449257310ompB    ompR   
kmtNC_003143214092ompB    ompR   
kmtNC_002927257310ompB    ompR   
kmtNC_002929257313ompB    ompR   
kmtNC_002928257311ompB    ompR   

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

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Text2Knowledge ... Yong Huang 2002