Ggm-2 Gal-NAc-T 4933429D13Rik protein coding gene http://identifiers.org/mgd/MGI:1342057 4933429D13Rik|Ggm-2|beta1,4GalNAC-T|Ggm2|GM2/GD2 synthase|Galgt1|GalNAcT|Gal-NAc-T|GalNAc-T GalNAc-T Ggm2 Gene + GM2/GD2 synthase B4galnt1 genetic mapping GalNAcT beta1,4GalNAC-T Galgt1 beta-1,4-N-acetyl-galactosaminyl transferase 1 MGI:1342057 O