Rush Synthesis Need your genes now? From idea to bench in as little as 5 days, Guaranteed. Custom Cloning Your Gene in Your Vector. ATUM will do the extra custom cloning work for you, with your genes ready to use. Large Constructs Proprietary technology routinely synthesizes genes, genomes and antibody fragments 50kb – 300kb. Guaranteed Expression We’re so confident of our GeneGPS™ optimization algorithms, ATUM can even guarantee that your gene will express. Variant Synthesis Mutations, splice variants, SNPs and more. Always 100% sequence verified and individually cloned. Large Scale Plasmid Preps More DNA for your research. Receive your synthetic genes in sufficient quantities for immediate experimentation.