Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
DJ149L1.1.2BC0154099606MED    COL9A1   
DJ149L1.1.2NM_0018519606MED    COL9A1   
DJ149L1.1.2NM_0784859606MED    COL9A1   
DJ149L1.1.2BC0636469606MED    COL9A1   

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

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Text2Knowledge ... Yong Huang 2002