Can somebody share a good literature on enzyme and classification of enzymes?

More Puneeta Bathla's questions See All

Can black bottom 96-well plates be used for both fluorescence and luminiscence assays?

In general white opaque plates are recommended for luminescence, transparent for absorbance and black for fluorescence assays respectively. My question is if we can use black bottom plates for...

08 September 2019 5,934 4 View

Can anyone suggest a cell surface fluorescent markers (dye or stain) that can exclusively stain cancer cells and not normal cells ?

I have to co-culture cancer cells with normal cells to check the efficacy to drugs target to cancer cells. In this regard, I am looking for a cell surface marker which can stain only cancer cells...

04 May 2019 7,392 1 View

How to perform cell based assay in 96-well plate using HEK-293 cells as the cells shows poor adhesion and comes off quicking ?

I have to perform fluorescence based assays in 96-well plate using HEK-293 cells. The experimental procedure involves transfection in cells and then treatment with drugs for testing drug efficacy....

04 May 2019 5,056 10 View

Can anyone suggest me a better coating reagent other than Poly-L-Lysine for the adhesion of HEK-293T cells?

I recently coated the 96 well plates with 0.1 % w/v (1:10) dilution of Poly-L-Lysine for seeding the HEK-293T cells. However, I found that the attachment of the cells to the surface is not...

04 May 2019 6,263 2 View

Does all enzymes are synthesised by ribosomes in zymogen form or are there expections when enzymes are synthesized in active form?

Enzymes are synthesised as zymogens and then make a transition to active form when required, is this true for every enzyme or are there any exceptions to that?

02 March 2019 1,554 4 View

Why am I seeing expression all over the cell while expressing EGFP-N1 plasmid in MCF-7 cells?

I have expressed EGFP-N1 plasmid (1ug) in MCF-7 cells. Upon taking the confocal images under 40x oil I have seen the expression all over the cell? What is the possible reason for that? Can anyone...

01 February 2019 2,508 6 View

Why HEK-293 cell line offer relatively high transfection efficiency as compared to other cell line?

Why some cell lines are easy to transfect and some hard to transfect?

31 December 2018 9,583 3 View

I have to perform FRET assay using a microplate reader in a 96 well plate. Please suggest me some good literature to perform the assay?

Have to see protein-protein interaction in HEK-293 cells, where the donor GFP tagged protein and acceptor is RFP tagged protein. Please suggest me some good tips that I should keep in mind for...

31 December 2018 9,469 1 View

I have to purify a GFP-His tagged protein. Kindly suggest me some good literature in this regard ?

I have a vector pET23b with monomeric EGFP-6X His tagged cloned in that. The plasmid is transformed in BL21(DE3) cells. Kindly suggest me some good literature for the purification of the GFP-His...

31 December 2018 461 4 View

Which cell line offers the best transfection efficiency?

Transfection efficiency depends on a lot of factors among which the ''the cell line type'' is one of them? In general, which cell line shows maximum transfection efficiency and how much?

31 December 2018 3,502 6 View

Could someone explain the basics of working with enzymes?

I'm interested in learning about enzyme usage. Could someone explain the basics of working with enzymes? I understand they're different from standard chemicals, but I'm uncertain about the...

01 August 2024 5,460 5 View

What are some diseases that are caused by overactivity of enzymes?

I want to choose a resarch topic regarding enzyme inhibition. So I did my research and found out most of the diseases that originate from enzymes were actually caused by the "deficiency" of...

30 July 2024 2,483 5 View

I have two problems: 1) the enzyme is not immobilizing efficiently into the MOF material.. 2) the MOF itself has peak on 400nm by using p-NPA test.?

I am working on carbonic anhydrase immobilization into MOFs. I am facing problems with low enzyme loading.. The other issue is that when using p-NPA activity test to detect the activity of the...

20 July 2024 1,440 3 View

Can it is possible to find the cleaved sequence when a protein cleaved by a heamaglutanin protease (HA/P) by any bioinformatics tools?

Bioinformatics tools like peptide cutter

15 July 2024 6,453 1 View

ATG in pPICZalfphaA vector: Yes or Not in front of the gene of interest ... ?

Is it appropriate to place the ATG codon in front of the gene of interest, since there is a secretion signal that has its own ATG in front of this gene? I need my protein of interest to be...

10 July 2024 3,050 5 View

How does the catalase enzyme contribute to the process of photosynthesis in plants?

كيف يساهم انزيم الكاتلاز في عملية التمثيل الضوئي في النباتات؟

09 July 2024 7,512 1 View

What is the role of catalase enzyme in plants?

ماهو دور انزيم الكاتليز في النباتات؟

09 July 2024 5,824 2 View

What is the protocol for enzyme freeze drying?

what is the protocol for enzyme freeze drying?

09 July 2024 6,464 6 View

How do I make 10 cc of enzyme solution with a concentration of 0.2 units/mL?

Hi We have alpha-amylase enzyme that written 5 units /mg protein on its container. How do I make 10 cc of enzyme solution with a concentration of 0.2 units/mL?

08 July 2024 2,285 2 View

Please describe clear and elaborate process of separating solids from garbage enzyme/ eco enzyme after 90 days of fermentation.?

How we should screen out the solid material left after 90 days of fermentation in making of garbage enzyme. Is there any standardized process.

17 June 2024 4,840 3 View

Shamsher S. Kanwar

Read this article available on net.

A Brief Guide to Enzyme Nomenclature and Classification

Keith Tipton and Andrew McDonald

Jasim Al-saadi

Article The Classification and Evolution of Enzyme Function

Engelbert Buxbaum

Enzyme classification is done by the Enzyme Commission, a body of IUBMB. Its web-page is https://www.enzyme-database.org/class.php, there you find a complete list of all enzymes that have an EC number assigned.