产品介绍 Human KRAS, also known as C-K-RAS, CFC2, and K-RAS2A, GenBank Accession No. NM_033360, a.a. 2-186 with G12C mutation and N-terminal His-tag, expressed in an E. coli expression system. MW=23 kDa. KRAS (G12C) His-Tag (BPS Bioscience #100413), is loaded with GDP. Unbound GDP was removed by spin column. Ready for use in the GDP/GTP exchange assay or as a negative control for KRAS-RAF interaction.