Your Query returns 8 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CD52BC0006449606CDW52   
CD52NM_0018039606CDW52   
Cd52NM_01370610090B7    MB7    CLS1    CAMPATH-1   
Cd52NW_04772510116
CD52AJ1323599606
Cd52NT_03926710090
Cd52BC02749510090B7    MB7    CLS1    CAMPATH-1   
Cd52NM_05398310116B7   

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

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Text2Knowledge ... Yong Huang 2002