Your Query returns 21 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ctr1NM_175090100904930445G01Rik    Slc31a1    603085
CTR1BC0136119606COPT1    SLC31A1    603085
CTR1NM_0018599606COPT1    SLC31A1    603085
Ctr1BC05822710090Slc31a1    603085
Ctr1BC03467410090Slc31a1    603085
CTR1NM_0017429606CRT    CTR    CALCR    603085
ctr1AJ42147565484
CTR1L087893702
CTR1L087903702
CTR1AB100686151677
CTR1AF3208159823
CTR1AF3208169823
ctr1AJ2773985476
CTR1AF2611473570
CTR1AY032953128735
CTR1AF3877943656
CTR1U408284932
CTR1AF38650823211
ctr1AJ6321318260
ctr1AJ6302058175
CTR10N/A

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

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Text2Knowledge ... Yong Huang 2002