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Alt-R™ HDR Donor Blocks specifically built for CRISPR homology-directed repair (HDR)

Chemically-modified, up to 3,000 bp donor templates to increase successful HDR events

Accelerate your CRISPR research with IDT’s Alt-R™ HDR Donor Blocks, which are a cost-effective, high-fidelity option for higher HDR rates and lower unintended integrations, saving you time by reducing the amount of downstream screening to find the correct edit.

  • gBlocks™ HiFi Gene Fragments specifically built for homology-directed repair
  • HDR-mediated insertions from 201 bases to 3,000 bases
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  • Sequence verified via next generation sequencing
  • Modified to increase successful HDR events
  • Lower unintended non-homologous (blunt) integrations

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Click the HTML icon in the toolbar above to edit spacer height.
TO EDIT: Change the class="spacer-3" to any number between 0 (none) and 5 (most) to resize a spacer. Ex. class="spacer-5"
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Click the HTML icon in the toolbar above to edit spacer height.
TO EDIT: Change the class="spacer-3" to any number between 0 (none) and 5 (most) to resize a spacer. Ex. class="spacer-5"
Vertical spacers are responsive and 50% smaller on mobile than on tablet+.

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Click the HTML icon in the toolbar above to adjust vertical this spacer.
TO EDIT: Change the class="spacer-3" to any number between 0 (none) and 5 (most) to resize a spacer. Ex. class="spacer-5"
Vertical spacers are responsive and 50% smaller on mobile than on tablet+.

Click the HTML icon in the toolbar above to edit spacer height.
TO EDIT: Change the class="spacer-3" to any number between 0 (none) and 5 (most) to resize a spacer. Ex. class="spacer-5"
Vertical spacers are responsive and 50% smaller on mobile than on tablet+.
Click the HTML icon in the toolbar above to edit spacer height.
TO EDIT: Change the class="spacer-3" to any number between 0 (none) and 5 (most) to resize a spacer. Ex. class="spacer-5"
Vertical spacers are responsive and 50% smaller on mobile than on tablet+.

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Click the HTML icon in the toolbar above to edit spacer height.
TO EDIT: Change the class="spacer-3" to any number between 0 (none) and 5 (most) to resize a spacer. Ex. class="spacer-5"
Vertical spacers are responsive and 50% smaller on mobile than on tablet+.