| RGD | Arg-Gly-Asp |
| RGDS | Arg-Gly-Asp-Ser |
| GRGDS | Gly-Arg-Gly-Asp-Ser |
| GRGES | H-Gly-Arg-Gly-Glu-Ser-OH |
| GRGDNP | H-Gly-Arg-Gly-Asp-Asn-Pro-OH |
| c[RADfK(PEG-PEG)] | c[Arg-Ala-Asp-d-Phe-Lys(PEG-PEG)] |
| c[RGDfK (Ac-SCH2CO)] | c[Arg-Gly-Asp-d-Phe-Lys (Ac-SCH2CO)] |
| c(RADfC) | cyclo (Arg-Ala-Asp-d-Phe-Cys) |
| c(RADfK) | cyclo (Arg-Ala-Asp-d-Phe-Lys) |
| c(RADfV) | cyclo (Arg-Ala-Asp-d-Phe-Val) |
| c(RADyK) | cyclo (Arg-Ala-Asp-d-Tyr-Lys) |
| c(RGDfC) | cyclo (Arg-Gly-Asp-d-Phe-Cys) |
| c(RGDfE) | cyclo (Arg-Gly-Asp-d-Phe-Glu) |
| c(RGDfK) | cyclo (Arg-Gly-Asp-d-Phe-Lys) |
| c(RGDyC) | cyclo (Arg-Gly-Asp-D-Tyr-Cys) |
| c(RGDyE) | cyclo (Arg-Gly-Asp-D-Tyr-Glu) |
| c(RGEfK) | cyclo (Arg-Gly-Glu-d-Phe-Lys) |
| c[RGDfK(Biotin)] | cyclo [Arg-Gly-Asp-d-Phe-Lys(Biotin)] |
| c[RGDfK(Biotin-PEG-PEG)] | cyclo [Arg-Gly-Asp-d-Phe-Lys(Biotin-PEG-PEG)] |
| HYNIC-RGD | cyclo [Arg-Gly-Asp-d-Phe-Lys(HYNIC)] |
| c(RGDfK(PEG)) | cyclo [Arg-Gly-Asp-d-Phe-Lys(PEG)] |
| DOTA-E-[c(RGDfK)2] | DOTA-Glu-[cyclo (Arg-Gly-Asp-d-Phe-Lys)] |
| E[c(RGDfK)]2 | Glu[cyclo (Arg-Gly-Asp-d-Phe-Lys)]2 |
| E[c(RGDyK)]2 | Glu[cyclo (Arg-Gly-Asp-d-Tyr-Lys)]2 |
| c(RGDfV) | cyclo (Arg-Gly-Asp-d-Phe-Val) |
