PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30997769-4 2019 In this paper, we report the generation of modified pigs with ZFN mediated disruption of the GGTA1 gene encoding the enzyme responsible for synthesis of Galalpha1,3Gal antigens. zfn 62-65 N-acetyllactosaminide alpha-1,3-galactosyltransferase Sus scrofa 93-98