Your Query returns 24 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Camk2bNM_00759510090607707
Camk2bNW_04743010116
CAMK2BBC0190709606CAMKB    CAM2    CAMK2    MGC29528    607707
CAMK2BAC1060409606607707
CAMK2BAC0930869606607707
CAMK2BAY4072089606607707
CAMK2BAY4072099598
CAMK2BAY40721010090607707
CAMK2BNM_0012209606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720829606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720839606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720849606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720789606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720799606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720809606CAM2    CAMK2    CAMKB    MGC29528    607707
CAMK2BNM_1720819606CAM2    CAMK2    CAMKB    MGC29528    607707
Camk2bNT_03951510090607707
Camk2bAH01173110090607707
Camk2bAF41633610090607707
Camk2bAF41633710090607707
CAMK2BNT_0078199606607707
CAMK2BNT_0795929606607707
Camk2bNM_02173910116Ck2b   
CAMK2BNM_2042949031

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

Google

Text2Knowledge ... Yong Huang 2002