Your Query returns 25 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
npm1BC0532407955sb:cb487   
npm1NM_1994287955sb:cb487   
NPM1M286999606164040
Npm1NM_00872210090B23    NO38    164040
Npm1NW_04733410116
NPM1BC0036709606B23    NPM    164040
NPM1BC0219839606B23    NPM    164040
NPM1BC0216689606B23    NPM    164040
NPM1BC0125669606B23    NPM    164040
NPM1BC0143499606B23    NPM    164040
NPM1BC0167169606B23    NPM    164040
NPM1BC0084959606B23    NPM    164040
NPM1BC0168249606B23    NPM    164040
NPM1BC0023989606B23    NPM    164040
NPM1BC0506289606B23    NPM    164040
NPM1BC0167689606B23    NPM    164040
NPM1BC0096239606B23    NPM    164040
NPM1NM_0025209606B23    NPM    164040
NPM1NM_1991859606B23    NPM    164040
Npm1NT_03951510090164040
Npm1BC05475510090B23    NO38    164040
Npm1BC06057910116B23NP   
Npm1NM_01299210116B23NP   
NPM1NT_0231339606164040
NPM1NM_2052679031NO38   

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

Google

Text2Knowledge ... Yong Huang 2002