scholarly journals PREDICTION OF FUNCTIONAL, STRUCTURAL AND STABILITY CHANGES IN PMM2 GENE ASSOCIATED WITH NEPHROTIC SYNDROME USING COMPUTATIONAL ANALYSIS

Author(s):  
JINAL M. THAKOR ◽  
KINNARI N. MISTRY ◽  
SISHIR GANG ◽  
DHARAMSHIBHAI N. RANK ◽  
CHAITANYA G. JOSHI

Objective: Nephrotic syndrome defines as a disorder with a group of symptoms like proteinuria, hypoalbuminemia, hyperlipidemia, and edema. PMM2 encodes phosphomannosemutase protein enzyme involved in the synthesis of N-glycan. Methods: Different Insilico analysis tools: SIFT, PolyPhen, PROVEAN, SNPandGO, MetaSNP, PhDSNP, MutPred, I-Mutant, STRUM, PROCHECK-Ramachandran, COACH and ConSurf, were used to check the effect of nsSNP on protein structure and function. Results: The genetic polymorphism in the PMM2 gene was retrieved from NCBI ClinVar and UniProtKB. Total 20 SNPs were predicted most significant and responsible for disease-causing and decrease protein stability. Conclusion: This study helps to discover disease-causing deleterious SNPs with different computational tools and gives information about potent SNPs.

2020 ◽  
Author(s):  
Khondker Rufaka Hossain ◽  
Daniel Clayton ◽  
Sophia C Goodchild ◽  
Alison Rodger ◽  
Richard James Payne ◽  
...  

Membrane protein structure and function are modulated via interactions with their lipid environment. This is particularly true for the integral membrane pumps, the P-type ATPases. These ATPases play vital roles...


2017 ◽  
Vol 6 (1) ◽  
pp. 75-92 ◽  
Author(s):  
Elka R. Georgieva

AbstractCellular membranes and associated proteins play critical physiological roles in organisms from all life kingdoms. In many cases, malfunction of biological membranes triggered by changes in the lipid bilayer properties or membrane protein functional abnormalities lead to severe diseases. To understand in detail the processes that govern the life of cells and to control diseases, one of the major tasks in biological sciences is to learn how the membrane proteins function. To do so, a variety of biochemical and biophysical approaches have been used in molecular studies of membrane protein structure and function on the nanoscale. This review focuses on electron paramagnetic resonance with site-directed nitroxide spin-labeling (SDSL EPR), which is a rapidly expanding and powerful technique reporting on the local protein/spin-label dynamics and on large functionally important structural rearrangements. On the other hand, adequate to nanoscale study membrane mimetics have been developed and used in conjunction with SDSL EPR. Primarily, these mimetics include various liposomes, bicelles, and nanodiscs. This review provides a basic description of the EPR methods, continuous-wave and pulse, applied to spin-labeled proteins, and highlights several representative applications of EPR to liposome-, bicelle-, or nanodisc-reconstituted membrane proteins.


2021 ◽  
Vol 28 (1) ◽  
Author(s):  
Kavita Sharma ◽  
Kanipakam Hema ◽  
Naveen Kumar Bhatraju ◽  
Ritushree Kukreti ◽  
Rajat Subhra Das ◽  
...  

2007 ◽  
Vol 157 (2) ◽  
pp. 329-338 ◽  
Author(s):  
Jane F. Povey ◽  
C. Mark Smales ◽  
Stuart J. Hassard ◽  
Mark J. Howard

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