GGTA1, Official Symbol GGTA1provided by HGNC Official Full Name glycoprotein alpha-galactosyltransferase 1 (inactive)provided by HGNC Primary source HGNC:HGNC:4253 See related Ensembl:ENSG00000204136 MIM:104175; AllianceGenome:HGNC:4253 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as GGTA; GLYT2; GGTA1P; a1/3GTP Summary Alpha-1,3-galactosyltransferase (GGTA1) is an enzyme present in most mammals except man, apes, and Old World monkeys. This gene is thought to encode a truncated, non-enzymatic form of the GGTA1 protein that lacks the C-terminal catalytic domain. Aberrant expression of the GGTA1 protein in man can lead to autoimmune diseases and sometimes germ cell tumors. [provided by RefSeq, May 2020] Expression Ubiquitous expression in salivary gland (RPKM 23.8), bone marrow (RPKM 17.7) and 24 other tissues See more Orthologs mouse all