shortened GFP?

[Stuart Kuhstoss]

In Article <3gk6pa$9lt at decaxp.harvard.edu>, remeans at fas.harvard.edu (Robert
Means) wrote:
>Hello,
>        I'm interested in using GFP as a reporter and I would like to 
>know if there is any info out there on what sequence is required for 
>flourescence. Is the whole sequence required or is there a central 
>chromophore that can be isolated and still have activity, either alone or 
>as a fusion protein. Thanks for any info or pointers.
>
>                                                Robert Means
>

I haven't heard of any shorter versions that work.  I do know that the
chromophore by itself doesn't work, though. If you do find out about some
shorter versions that work, please post or forward to me at SK at LILLY>COM. 
I'd be interested in smaller versions of GFP also.

Stu Kuhstoss