Will a 10xHis-tag prevent anti-MBP from binding to MBP?

I have a protein with a 10xHis-MBP tag on the N-terminus. I'm fairly certain I am expressing my protein, but I'm not getting a signal on my western blot. Is there a possibility that the 10xHis tag...

25 February 2021 8,404 3 View

Cyclooctatraene damaged by TFA?

16 February 2021 4,747 3 View

Inexpensive eye tracking hardware + software solution?

Hello, I am starting a project that will require an eye tracking device. I've seen eye tracking hardware + software solutions that are $10,000+ so I am hoping to find one that is significantly...

18 January 2021 8,121 12 View

What materials besides gold can be infused into window panes?

Hello, Driving around, I have noticed a lot of office buildings where the glass panes have been infused with gold. The thin layer of gold reflects the sun and keeps the office at a comfortable,...

06 January 2021 976 4 View

Why build a Leaning Tower of Lire?

What are the lessons to be learned from building a leaning tower of Lire?

03 January 2021 7,364 4 View

What are some of the applications of transparent wood?

Are there any particular uses for transparent wood other than visual appeal? The transparent wood is really cool to see, but what are the practical uses? Please provide examples. Happy New Year!

31 December 2020 2,479 4 View

Can light waves induce electricity through induction?

Can light waves induce electricity? I am unclear on this matter. Thank you.

30 December 2020 7,974 3 View

What are the benefits of applying Blockchain within any industry?

Is blockchain only for cryptocurrency? Thanks in advance.

28 November 2020 5,086 11 View

Is my Chi-square test valid?

18 November 2020 3,033 2 View

Confused primer dimer or something else?

Hi everyone, i recently did a qPCR to check the best annealing temperature for my primers. So i ran two of my primers on annealing temperature 59C with a melting curve. The melting curve shows...

17 November 2020 1,913 5 View

What is the best way to keep an anaerobic chamber anoxic in the absence of hydrogen?

I'm a graduate student who works with an anaerobe, so I often work in an anaerobic chamber. I've been working on an assay that involves the steady-state of the quinone/ quinol pool. Anoxic...

03 March 2021 2,971 1 View

Any probe or assay for the detection of Cysteine in yeast invivo ?

Dear fellow researchers, I would like to detect the cysteine levels for yeast in vivo. I would really appreciate if anyone could suggest me any fluorescent probe or assay kit available. Currently...

11 February 2021 3,292 3 View

Is there any ingredient I an add into formula to slow down gas generation from Vitamin C?

I know Vitamin C is unstable and tends to be oxidized quickly. The problem here is I made a Vitamin C beverage at pH 4-5, and it starts to generate gas in the packaging, especially at high...

13 December 2020 6,055 1 View

Is RabGTPase prenylation reversible or not?

Hi all, I'm working on RAB10, which is a small RabGTPase and is geranylgeranylated at his c-terminal cysteine residues. This is important for membrane insertion. I'm wondering if this...

04 December 2020 4,026 1 View

I need help in peptide oxidation during deprotection group removal?

Hey! I need help on peptide (22 aa) oxidation.This peptide has no methionine, 1 tryptophan & 1 tyrosine. also has 4 cysteine so I used 2 protection groups (trt & acm). For ACM removal, I...

03 December 2020 3,225 2 View

How to reduce (which reducing agent) a disulfide bridge in a protein and how long does it remain reduced?

I want to reduce the disulfide bridge in my 7kDa protein. My protein has only 1 cysteine at the surface and thus makes a homodimer using a disulfide bridge. I want to reduce the disulfide bridge...

24 November 2020 3,211 5 View

What is the best method to check interaction between a drug and a protein ?

Hi, I would like to know the best method to check the interaction between a proteine (cruzipain, cysteine protease) and a drug. It has been purposed to our project to evaluate protein-drug...

30 October 2020 7,209 3 View

Can I alkylate (e.g. iodoacetamide) solvent exposed cysteines of a purified membrane protein??

I have purified a transporter membrane protein and want to perform a CPM assay to assess its melting temperature as apo- and with ligands. The melt scan results in steadily dropping curve while my...

26 September 2020 1,455 4 View

Does a sulfhydryl enzyme necessarily imply a catalytic cysteine?

Could an enzyme be sensitive to sulfhydryl specific inhibitors on account of cysteine(s) away from the catalytic pocket?

13 July 2020 4,165 6 View

Two pair of peaks of quinone/hydroquinone redox probe on GCe?

Hello, I recently stumbled upon a voltammogram of HQ/Q in 0.1M NaCl on glassy carbon electrode. I was surprised to see two pairs of peaks present on the graph. As far as I know it is a two...

29 June 2020 1,833 2 View