Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Gn6stNM_01876310090Chts2    GST-2    GlcNAc6ST    Chst2   
Gn6stBC05196310090Chts2    GlcNAc6ST    GST-2    Chst2   
GN6STAB0146799606
GN6STAB0146809606

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

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Text2Knowledge ... Yong Huang 2002