Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ercc2BC0494107955MGC56365    zgc:56365   
Ercc2NM_2009267955MGC56365    zgc:56365   
Ercc2NM_00794910090XPD    Ercc-2    126340
ERCC2AY0927809606126340
ERCC2L472349606126340
ERCC2AY4088649606126340
ERCC2AY4088659598
ERCC2AY40886610090126340
ERCC2X522229606126340
ERCC2NM_0004009606EM9    MAG    XPD    126340
Ercc2NT_03939510090126340
Ercc2NT_03944710090126340
Ercc2BC03451710090XPD    126340
ERCC2NT_0111099606126340

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

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Text2Knowledge ... Yong Huang 2002