Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Shmt1BC0555277955MGC66171    zgc:66171   
Shmt1NM_2010467955MGC66171    zgc:66171   
SHMT1NC_0011344932TMP3    SHM1   
SHMT1L225284932
Shmt1NM_00917110090Shmt    mshmt    mshmt1    mshmt2    182144
SHMT1L119329606182144
SHMT1BC0228749606CSHMT    MGC15229    MGC24556    182144
SHMT1BC0385989606CSHMT    MGC15229    MGC24556    182144
SHMT1BC0079799606CSHMT    MGC15229    MGC24556    182144
SHMT1NM_0041699606CSHMT    MGC15229    MGC24556    182144
SHMT1NM_1489189606CSHMT    MGC15229    MGC24556    182144
Shmt1NT_03951510090182144
Shmt1BC02605510090mshmt    mshmt1    mshmt2    182144
SHMT1NT_0107189606182144

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

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Text2Knowledge ... Yong Huang 2002