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Proteins with the same primary structure but different functions?
Well a protein with identical sequence (primary structure...) will have identical functions - but it ...
26-7-2011 at 12:23
by: chemoleo
DIY: Freeze drying?
Peptides, proteins, biomaterials and such things are usually freeze dried by first freezing the aque ...
30-6-2011 at 18:51
by: chemoleo
Genetic changes Dream!
You sure need a full scale laboratory(ies) with dedicated plant molecular biologists and a fortune w ...
27-6-2011 at 13:56
by: chemoleo
HPLC peaks separation!!!
try heptafluorobutyric acid, 0.1%, on a different column (one with different separation properties - ...
13-5-2011 at 16:45
by: chemoleo
tetraamine copper nitrate sensitivity?
Any idea as to how much HNO3 was left when the ammonia solution was poured in? What were the quantit ...
3-5-2011 at 14:52
by: chemoleo
McLeod Gauge
If the Hg is oxidised, it means it's HgO, then convert it to HgCl2 by adding dilute HCl. With more ...
15-4-2011 at 17:14
by: chemoleo
Acyl chloride/ MeOH = esterification?
Isn't that a very very inefficient way of esterifcation of free hydroxyls?
Actually I'm still not ...
15-4-2011 at 16:44
by: chemoleo
Tragedy In Brazil (Rio School)
[quote]Schools aren't about education, they're about indoctrination. [/quote]

LIFE is indoctrinat ...
9-4-2011 at 13:42
by: chemoleo
A few esterification questions
Under what conditions would you get the ether then (by loss of HCl)?

Strong base, i.e. 5M KOH?
31-3-2011 at 14:08
by: chemoleo
Effect of extreme conditions on the plasma membrane
Sounds mostly good to me.
Acid/base effects: Don't forget ion channels that actually cross the mem ...
13-2-2011 at 07:54
by: chemoleo
Would like to understand biogenic amines...
Only to be seconded.
If you wish to take this forward and contact some uni departments I would do ...
11-2-2011 at 15:24
by: chemoleo
copper acetate experiment
Check the lead (Pb) threads (I think I wrote a longer post on this somewhere- edit: here it one http ...
10-2-2011 at 16:34
by: chemoleo
Would like to understand biogenic amines...
Without attempting to diagnose- I find it interesting that the blue 'ring' takes time to form (overn ...
10-2-2011 at 16:08
by: chemoleo
I hate back-orders
[quote]but with the economic downturn especially in pharma, they are always backordered on a bunch o ...
1-2-2011 at 16:36
by: chemoleo
Effective antifoaming agents used with organic solvents
THanks- but I'm more after an antifoamer that is already anhydrous, and explicitly useful for organi ...
26-1-2011 at 14:41
by: chemoleo
Effective antifoaming agents used with organic solvents
Can anyone recommend one?
Preferably it is unreactive, i.e. tolerated by acylations.
Solvents I' ...
25-1-2011 at 18:49
by: chemoleo
Crystal Growing
Just in case someone wonders what a room looks like that has been filled with a hot solution of CuSO ...
23-1-2011 at 15:38
by: chemoleo
First nuclear weapon design
I guess the lesson here is:

Don't trust the eternity of the internet!

If you think something ...
14-1-2011 at 19:33
by: chemoleo
Manganese Chloride Crystals
I haven't read all of the thread so forgive me if this is a repeat- but-
Manganese sulfate, MnSO4 ...
8-1-2011 at 19:41
by: chemoleo
Preparation of Hydrazine Sulfate (Hofmann Degradation)
Hi Magpie, what was [i]your[/i] yield of Hydrazine sulfate at this reduced scale?
I have always ha ...
18-12-2010 at 17:41
by: chemoleo
Alien Invasion?

She clearly thought, wow, 'I deserve a wiki entry ...
2-12-2010 at 17:42
by: chemoleo
Alien Invasion?
Personally I think this is way overrated.
Clearly, the bacteria (extremophiles) have just evolved ...
2-12-2010 at 16:22
by: chemoleo
How to make Carbon Tetrachloride
FRom what I hear from the professional chemists, CCl4 isn't actually *that* toxic - they used it for ...
25-11-2010 at 15:32
by: chemoleo
Calcium cyanamide and aminoguanidine from urea and calcium oxide
Very nice, Engager.
It's a shame you didn't use the forum scipics directory - give it a few years ...
8-8-2010 at 07:38
by: chemoleo
Well you could microwave it in the dark :)
Yes it is driven forward by that but bear in mind that a ...
29-7-2010 at 14:29
by: chemoleo
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