Your Query returns 38 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
mlh1AL1365364896SPBC1703.04   
Mlh1AF0682577227
Mlh1AY0691607227
MLH1U071874932
MLH1U123394932
MLH1Z497054932
MLH1AJ0127473702
Mlh1NM_026810100901110035C23Rik    120436
MLH1AY2175499606120436
MLH1U073439606120436
MLH1AY3444749606120436
MLH1AY3444759606120436
MLH1AY3444769606120436
MLH1BC0068509606COCA2    HNPCC    hMLH1    HNPCC2    FCC2    MGC5172    120436
Mlh1NG_0004097227dmlh1    dmlh-1    CG11482    CT36319   
MLH1NM_0002499606FCC2    COCA2    HNPCC    hMLH1    HNPCC2    MGC5172    120436
MLH1AH00674610090120436
MLH1U5988110090120436
MLH1U5988210090120436
MLH1U5988310090120436
MLH1U5988410090120436
MLH1U6087210090120436
MLH1U8005410116
MLH1AF25084410090120436
Mlh1NT_03948210090120436
Mlh1AF40061710090120436
Mlh1BC02181510090120436
MLH1G674699606120436
MLH1G674709606120436
MLH1G731769606120436
MLH1G731779606120436
MLH1AY33557332630
MLH1NT_0225179606120436
Mlh1AE0038387227
Mlh1NM_03105310116
Mlh1NM_0576747227dmlh1    dmlh-1    CG11482   
Mlh1NT_0337787227dmlh1    dmlh-1    CG11482   
MLH1NC_0011454932PMS2   

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

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Text2Knowledge ... Yong Huang 2002