Process for sulphation and phosphorylation of proteins and peptides
US4534894A · kind A · utility
6Cited by
0References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 1982 |
| Grant date | Aug 13, 1985 |
| Priority date | — |
| Expiry date | Nov 17, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K1/1072
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A process for sulphation and phosphorylation of a protein or peptide comprising contacting said protein or peptide with sulphuric or phosphoric acid in the presence of a non-aqueous apolar organic solvent and contacting the resultant solution with a dehydrating agent is disclosed. Non-aggregating insulin products with bioactivity may be prepared by this process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.