Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
PRSS18NM_0027749606Bssp    Klk7    SP59    PRSS9    MGC9355    NEUROSIN    KLK6   
Prss18NM_01117710090Bssp    Klk6    Klk7    Klk29    Prss9    neurosin   
Prss18NT_03942010090
Prss18BC03111910090Bssp    Prss9    Klk7    neurosin    Klk6    Klk29   

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

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Text2Knowledge ... Yong Huang 2002