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We intend to study the interaction between peptides and polymer (like PP, PE and PS) through MD simulations using Martini force fields ( Martini 2 for PP and Martini 3 for PE, PS). We have...
08 August 2024 4,842 0 View
Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...
07 August 2024 3,218 4 View
"I have treated adult zebrafish with 8-micron polystyrene microplastic and want to study the bioaccumulation in different organs. Can this be done using hydrogen peroxide digestion followed by...
05 August 2024 853 3 View
Hello, I am currently analyzing some phosphoproteomics data, but I have peptides with multiple phosphorylation sites or phosphorylations together with carbamidomethylation or oxidation. How can I...
04 August 2024 8,432 3 View
Recently I'm trying to use Sep-pack C18 1 cc Vac Cartridge (Waters: SKU: WAT054955) to desalt digested peptides. However, the recovery rate is usually 40-60%. What is the normal recovery rate?
31 July 2024 6,544 11 View
When I run autogrid4 it says: autogrid4: ERROR: Unknown receptor type: "Cr" -- Add parameters for it to the parameter library first! Look forward to your reply.Thank you so much!
29 July 2024 488 0 View
I have to quantify the enzymatic activities of SOD in plants using a method that employs hypoxanthine-xanthine oxidase to create O2. The colorimetric reaction was performed by combining...
23 July 2024 8,492 3 View
In the aquaculture and fish nutrition research field, a number of growth and somatic indexes are often used, including specific growth rate (SGR), feed conversion rate (FCR), protein efficiency...
22 July 2024 2,480 4 View
Chemical Engineering /Food Engineering
20 July 2024 4,152 4 View
So i have a few peptides (synthesized by SPPS and not cleaved from resin) and I want to add a maleimide label. We have NHS-PEG-Maleimide and from literature it is evident that the free amine group...
18 July 2024 4,075 3 View
