Representative district 121 shall consist of the following blocks in voting district (000080), tract 0527.02, block group 2, in Johnson county: block 000, block 001, block 002, block 003, block 013; and the following blocks in voting district (001130), tract 0536.04, block group 4, in Johnson county: block 003, block 004, block 005, block 006, block 007, block 013, block 014, block 015; and the following blocks in voting district (001160), tract 0528.03, block group 2, in Johnson county: block 000, block 001, block 002, block 003, block 004, block 005, block 006, block 007, block 008, block 009, block 010, block 011, block 012, block 013, block 014, block 015, block 016; and the following blocks in voting district (001160), tract 0535.55, block group 1, in Johnson county: block 003, block 004, block 005, block 006, block 007, block 008, block 009; and the following blocks in voting district (00117A), tract 0527.02, block group 1, in Johnson county: block 016; and the following blocks in voting district (00117A), tract 0528.04, block group 3, in Johnson county: block 000, block 001, block 002, block 003, block 004, block 005, block 006, block 007, block 008, block 014, block 015; and the following blocks in voting district (00117A), tract 0528.05, block group 2, in Johnson county: block 000; and the following voting districts in Johnson county: (001200), (001210), (001220), (00153J), (00153K), (004080), (004090), (004100); and the following blocks in voting district (004180), tract 0528.05, block group 4, in Johnson county: block 000, block 001; and the following blocks in voting district (900040), tract 0527.02, block group 1, in Johnson county: block 000, block 002, block 003, block 004, block 006, block 007, block 011, block 015, block 030; and the following blocks in voting district (900040), tract 0527.02, block group 2, in Johnson county: block 016, block 018, block 019, block 124; and the following voting districts in Johnson county: (900050); and the following blocks in voting district (900090), tract 0537.11, block group 3, in Johnson county: block 004, block 006; and the following voting districts in Johnson county: (900640), (900680); and the following blocks in voting district (901810), tract 0536.03, block group 3, in Johnson county: block 000, block 001, block 002, block 003, block 004, block 005, block 006, block 007, block 008, block 009, block 011, block 012, block 013, block 014, block 015, block 019, block 020, block 022, block 023, block 024, block 025, block 026, block 027; and the following blocks in voting district (901810), tract 0537.11, block group 1, in Johnson county: block 000, block 001, block 002, block 003, block 004, block 005, block 006, block 007, block 008, block 009, block 010, block 011, block 012, block 013, block 014, block 017, block 018, block 019, block 020, block 021; and the following blocks in voting district (901940), tract 0527.02, block group 1, in Johnson county: block 001, block 005, block 014, block 017, block 018, block 019, block 020, block 021, block 022, block 023, block 024, block 025, block 026, block 027, block 028, block 029; and the following blocks in voting district (901940), tract 0527.02, block group 2, in Johnson county: block 011, block 012, block 014, block 015, block 017, block 020, block 021, block 022, block 023, block 024, block 025, block 043, block 044, block 046, block 047, block 048, block 049, block 050, block 051, block 052, block 053, block 054, block 055, block 059, block 060, block 061, block 062, block 063, block 064, block 065, block 066, block 067, block 068, block 069, block 070, block 071, block 072, block 073, block 074, block 075, block 076, block 077, block 078, block 079, block 080, block 081, block 082, block 083, block 084, block 085, block 086, block 087, block 122; and the following blocks in voting district (901950), tract 0537.11, block group 3, in Johnson county: block 000, block 001, block 002, block 003, block 005; and the following blocks in voting district (920460), tract 0537.01, block group 2, in Johnson county: block 000, block 001, block 002, block 003, block 004, block 005, block 006, block 007, block 008, block 011, block 012, block 013, block 014, block 015; and the following blocks in voting district (920670), tract 0528.05, block group 2, in Johnson county: block 001, block 006, block 009, block 010, block 011, block 016, block 017, block 018, block 019, block 020; and the following blocks in voting district (920670), tract 0528.05, block group 3, in Johnson county: block 003; and the following blocks in voting district (920670), tract 0528.05, block group 4, in Johnson county: block 012; and the following blocks in voting district (920760), tract 0537.11, block group 1, in Johnson county: block 015, block 016.