Abstract: Transgenic INIR6 maize plants comprising modifications of the DP-4114 maize locus which provide for facile excision of the modified DP-4114 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INHT30 soybean plants comprising modifications of the MON87708 soybean locus which provide for facile excision of the modified MON87708 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INOT1824 maize plants comprising an amy797E expression cassette linked to a secondary nopaline synthase terminator element which lack a promoter and a coding region but retain the terminator of a selectable marker gene and/or which comprise modifications such as cognate guide RNA recognition sites that provide for facile excision of the INOT1824 transgenic locus from the maize plant genome are provided. Genomic DNA of INOT1824 transgenic plants, detection of INOT1824 plants and products thereof, methods of making INOT1824 plants, and use of INOT1824 plants to facilitate breeding are disclosed.

Abstract: Transgenic INHT26 soybean plants comprising modifications of the DAS44406-6 soybean locus which provide for facile excision of the modified DAS44406-6 transgenic locus or portions thereof as well as modifications of the DAS44406-6 soybean locus, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INHT30 soybean plants comprising modifications of the MON87708 soybean locus which provide for facile excision of the modified MON87708 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Methods of selectively excising selectable marker genes and/or non-essential DNAs from transgenic loci from transgenic plants as well as making targeted genetic changes with genome editing techniques are provided. Also provided are transgenic plants comprising the transgenic loci lacking the selectable markers and/or non-essential DNAs and use of such methods and plants to facilitate plant breeding are disclosed.

Abstract: Transgenic INIR19 soybean plants comprising modifications of the DAS81419 soybean locus which provide for facile excision of the modified DAS81419 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR20 soybean plants comprising modifications of the MON87701 soybean locus which provide for facile excision of the modified MON87701 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR11 maize plants comprising modifications of the MON89034 maize locus which provide for facile excision of the modified MON89034 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR4 maize plants comprising modifications of the DAS59122-7 maize locus which provide for facile excision of the modified DAS59122-7 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR17 maize plants comprising an ecry3.1Ab expression cassette linked to a secondary nopaline synthase terminator element which lack a selectable marker gene and/or which comprise modifications that provide for facile excision of the INIR17 transgenic locus from the maize plant genome are provided. Genomic DNA of INIR17 transgenic plants, detection of INIR17 plants and products thereof, methods of making INIR17 plants, and use of INIR17 plants to facilitate breeding are disclosed.

Abstract: Methods of selectively excising polynucleotide segments including segments comprising non-essential DNA and/or selectable marker genes from transgenic loci from transgenic plants as well as making targeted genetic changes with genome editing techniques are provided. Also provided are transgenic plants comprising the transgenic loci lacking the non-essential DNA and/or selectable markers and use of such methods and plants to facilitate plant breeding are disclosed.

Abstract: Transgenic plants comprising synthetic protospacer adjacent motifs (sPAMs) or synthetic guide RNA recognition sites introduced at or near the junctions the transgene insert with non-transgenic genomic DNA, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR6 maize plants comprising modifications of the DP-4114 maize locus which provide for facile excision of the modified DP-4114 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INHT31 soybean plants comprising modifications of the MON89788 soybean locus which provide for facile excision of the modified MON89788 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR11 maize plants comprising modifications of the MON89034 maize locus which provide for facile excision of the modified MON89034 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR19 soybean plants comprising modifications of the DAS81419 soybean locus which provide for facile excision of the modified DAS81419 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INIR20 soybean plants comprising modifications of the MON87701 soybean locus which provide for facile excision of the modified MON87701 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INHT31 soybean plants comprising modifications of the MON89788 soybean locus which provide for facile excision of the modified MON89788 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.

Abstract: Transgenic INHT26 soybean plants comprising modifications of the DAS44406-6 soybean locus which provide for facile excision of the modified DAS44406-6 transgenic locus or portions thereof, methods of making such plants, and use of such plants to facilitate breeding are disclosed.