A Dol-P-Glc:Glc(2)Man(9)GlcNAc(2)-PP-Dol alpha-1,2-glucosyltransferase A (human) that has been methylated on the residue at the position equivalent to Cys-49 of the amino acid sequence represented by UniProtKB:Q5BKT4. UniProtKB:Q5BKT4, Cys-49, MOD:00660.