| CAS | 76901-59-2 |
| Sequence | H-Gly-Phe-Asp-Leu-Asn-Gly-Gly-Gly-Val-Gly-OH |
| Sequence Single | GFDLNGGGVG |
| Molecular Formula | C38H57N11O14 |
| Molecular Weight | 891.94 |
| Synonyms | Speract |
| Technology | Synthetic |
| Storage | -20°C, avoid light, cool and dry place |
| Description | SAP-I also called Speract, Sperm-activating peptide I, is a peptide isolated from sea urchin eggs, it is capable of binding to and stimulating the respiration, motility, and cyclic nucleotide metabolism of sea urchin spermatozoa. |