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55 results:
11. Sulfation  
Sulfation Sulfation of peptides is another post-translational modification that occurs in some hormones and in malignant tissues. Particularly, the hydroxyl group of tyrosine is a prominent position...  
12. Activated Cysteine Analogs  
Activated Cysteine Analogs BIOSYNTAN offers peptides with pre-activated cysteine building blocks. Such pre-activated cysteine residues are excellent precursors for the formation of disulfide bonds.  
13. Cl-Acetyl/Br-Acetyl/Maleimido Linker  
Cl-Acetyl/Br-Acetyl/Maleimido Linker Activated linkers are suitable tools to couple peptides to thiol groups of proteins or surfaces. BIOSYNTAN offers the following linkers for such purposes: In...  
14. Cyclization & Disulfides  
Cyclization & Disulfides Cyclic peptides exhibit interesting features compared to the linear species: such peptides are remarkably stable against degradation by proteases. Furthermore, they can...  
15. Modified Peptides  
Modified Peptides Beyond the standard peptides, BIOSYNTAN offers custom synthesis of peptides with a huge variety of modifications, including posttranslational modifications, incorporation of ...  
16. Spacer  
Spacer BIOSYNTAN offers the following spacers in order to modify the distance between labels and epitopes, or to increase the solubility of your peptide. We are able to incorporate a broad...  
17. C-terminal Derivatization  
C-terminal Derivatization Our C-terminal derivatization portfolio includes C-terminal peptide hydrazides can easily be turned into azides, which can subsequently be used in ligation reactions. ...  
18. N-terminal Derivatization  
N-terminal Derivatization Our N-terminal derivatization portfolio includes:  Acetylation of peptides is an important posttranslational modification. Possible acetylation sites include any amino...  
19. Ubiquitin & Derivatives  
Ubiquitin & Derivatives The small protein ubiquitin plays an important role in a variety of cell processes, e.g. in degradation of misfolded proteins, in signal transduction, and regulation of...  
20. Fluorescently Labeled Protease Substrates  
Fluorescently Labeled Protease Substrates Coumarin Based Substrates Typically, fluorescence-based protease assays use peptide amidomethylcoumarin derivatives as substrates. The non-fluorescent...  
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