[Protein-analysis] Re: How to determine the number of primary amino groups on a virus surface

[Dr Engelbert Buxbaum]

Zhenkun Zhang wrote:

> Hi! Folks!
> 
> I have modified some coat proteins of a virus. I want find some way to
> see the difference of the number of the primary amino groups  between
> intact and modified virus. 

The catalogue of Molecular Probes (www.probes.com) has a whole chapter
on amine-specific probes.