[HTML][HTML] The gramicidin ion channel: a model membrane protein

DA Kelkar, A Chattopadhyay - Biochimica et Biophysica Acta (BBA) …, 2007 - Elsevier
The linear peptide gramicidin forms prototypical ion channels specific for monovalent
cations and has been extensively used to study the organization, dynamics and function of …

Ion channels in microbes

B Martinac, Y Saimi, C Kung - Physiological reviews, 2008 - journals.physiology.org
Studies of ion channels have for long been dominated by the animalcentric, if not
anthropocentric, view of physiology. The structures and activities of ion channels had …

How protein transmembrane segments sense the lipid environment

TKM Nyholm, S Özdirekcan, JA Killian - Biochemistry, 2007 - ACS Publications
Integral membrane proteins have central roles in a vast number of vital cellular processes. A
structural feature that most membrane proteins have in common is the presence of one or …

Linking biochemical and structural states of SERCA: achievements, challenges, and new opportunities

R Aguayo-Ortiz, LM Espinoza-Fonseca - International Journal of …, 2020 - mdpi.com
Sarcoendoplasmic reticulum calcium ATPase (SERCA), a member of the P-type ATPase
family of ion and lipid pumps, is responsible for the active transport of Ca2+ from the …

Interaction of l-Phenylalanine with a Phospholipid Monolayer at the Water–Air Interface

EC Griffith, RJ Perkins, DM Telesford… - The Journal of …, 2015 - ACS Publications
The interaction of l-phenylalanine with a 1, 2-dipalmitoyl-sn-glycero-3-phosphocholine
(DPPC) monolayer at the air–water interface was explored using a combination of …

Conduction through a narrow inward-rectifier K+ channel pore

H Bernsteiner, EM Zangerl-Plessl, X Chen… - Journal of General …, 2019 - rupress.org
Inwardly rectifying potassium (Kir) channels play a key role in controlling membrane
potentials in excitable and unexcitable cells, thereby regulating a plethora of physiological …

Pathogenic variants in NUP214 cause “plugged” nuclear pore channels and acute febrile encephalopathy

B Fichtman, T Harel, N Biran, F Zagairy… - The American Journal of …, 2019 - cell.com
We report biallelic missense and frameshift pathogenic variants in the gene encoding
human nucleoporin NUP214 causing acute febrile encephalopathy. Clinical symptoms …

Toward a consensus model of the HERG potassium channel

A Stary, SJ Wacker, L Boukharta, U Zachariae… - …, 2010 - Wiley Online Library
Malfunction of hERG potassium channels, due to inherited mutations or inhibition by drugs,
can cause long QT syndrome, which can lead to life‐threatening arrhythmias. A three …

[PDF][PDF] Membrane interfacial localization of aromatic amino acids and membrane protein function

DA Kelkar, A Chattopadhyay - Journal of biosciences, 2006 - ias.ac.in
Biological membranes are complex assemblies of lipids and proteins that allow cellular
compartmentalization and act as the interface through which cells communicate with each …

Interaction of aliphatic amino acids with zwitterionic and charged lipid membranes: hydration and dehydration phenomena

N Kanwa, SK De, A Maity, A Chakraborty - … Chemistry Chemical Physics, 2020 - pubs.rsc.org
In the present contribution, we investigate the interactions of lipid bilayer membranes of
different charges and different phase states with aliphatic amino acids of varying charge …