Your Query returns 26 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
XistAJ4291409823
XistU509119796
XistU509109986
XistAJ4214819913
XISTAF1049069913
XISTAH0055499606314670
XISTU509089606314670
XISTAL3538049606314670
XISTM971689606314670
XISTNR_0014649913
XistAH00326610090314670
XistU4139410090314670
XistU2934110090314670
XistU5090910090314670
XistAJ310127155716
XistAJ31012947230
XistAJ31013030630
XistAF25263210090314670
XistNT_03971110090314670
XistX5928910090314670
XistAJ42147910090314670
XISTU804609606314670
XISTNT_0116699606314670
XistNR_00146310090A430022B11    314670
XistNR_00157010090A430022B11    314670
XISTNR_0015649606XCE    XIC    SXI1    swd66    DXS1089    DXS399E    314670

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

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Text2Knowledge ... Yong Huang 2002