GRF2 (RAPGEF1) (NM_198679) Human Untagged Clone SC307763 CNY 7,632.00 现货 RAPGEF1 (untagged)-Human Rap guanine nucleotide exchange factor (GEF) 1 (RAPGEF1), transcript variant 2 Type Human Untagged Clone Tag Tag Free Vector pCMV6-XL5