Molecular basis for redox control by the human cystine/glutamate antiporter system xc

JL Parker, JC Deme, D Kolokouris, G Kuteyi… - Nature …, 2021 - nature.com
Cysteine plays an essential role in cellular redox homoeostasis as a key constituent of the
tripeptide glutathione (GSH). A rate limiting step in cellular GSH synthesis is the availability …

The human LAT1–4F2hc (SLC7A5–SLC3A2) transporter complex: Physiological and pathophysiological implications

J Kahlhofer, D Teis - Basic & Clinical Pharmacology & …, 2023 - Wiley Online Library
LAT1 and 4F2hc form a heterodimeric membrane protein complex, which functions as one of
the best characterized amino acid transporters. Since LAT1–4F2hc is required for the …

Established tools and emerging trends for the production of recombinant proteins and metabolites in Pichia pastoris

S De, D Mattanovich, P Ferrer… - Essays in Biochemistry, 2021 - portlandpress.com
Besides bakers' yeast, the methylotrophic yeast Komagataella phaffii (also known as Pichia
pastoris) has been developed into the most popular yeast cell factory for the production of …

Structural basis for substrate specificity of heteromeric transporters of neutral amino acids

CF Rodriguez, P Escudero-Bravo… - Proceedings of the …, 2021 - National Acad Sciences
Despite having similar structures, each member of the heteromeric amino acid transporter
(HAT) family shows exquisite preference for the exchange of certain amino acids. Substrate …

Druggable Metabolic Vulnerabilities are exposed and masked during progression to castration resistant prostate cancer

SYC Choi, CF Ribeiro, Y Wang, M Loda, SR Plymate… - Biomolecules, 2022 - mdpi.com
There is an urgent need for exploring new actionable targets other than androgen receptor
to improve outcome from lethal castration-resistant prostate cancer. Tumor metabolism has …

The heavy chain 4F2hc modulates the substrate affinity and specificity of the light chains LAT1 and LAT2

S Kantipudi, JM Jeckelmann, Z Ucurum… - International journal of …, 2020 - mdpi.com
The human L-type amino acid transporters LAT1 and LAT2 mediate the transport of amino
acids and amino acid derivatives across plasma membranes in a sodium-independent …

Structure of the human heterodimeric transporter 4F2hc-LAT2 in complex with Anticalin, an alternative binding protein for applications in single-particle cryo-EM

JM Jeckelmann, T Lemmin, M Schlapschy, A Skerra… - Scientific reports, 2022 - nature.com
Cryo-EM structure determination of relatively small and flexible membrane proteins at high
resolution is challenging. Increasing the size and structural features by binding of high …

Characterization of substrates and inhibitors of the human heterodimeric transporter 4F2hc-LAT1 using purified protein and the scintillation proximity radioligand …

S Kantipudi, D Harder, D Fotiadis - Frontiers in physiology, 2023 - frontiersin.org
Amino acids have diverse and essential roles in many cellular functions such as in protein
synthesis, metabolism and as precursors of different hormones. Translocation of amino …

Pichia pastoris and the Recombinant Human Heterodimeric Amino Acid Transporter 4F2hc-LAT1: From Clone Selection to Pure Protein

S Kantipudi, D Harder, S Bonetti, D Fotiadis… - Methods and …, 2021 - mdpi.com
Heterodimeric amino acid transporters (HATs) are protein complexes composed of two
subunits, a heavy and a light subunit belonging to the solute carrier (SLC) families SLC3 …

[PDF][PDF] Jean‑Marc Jeckelmann1, 2Ε, Thomas Lemmin1, Martin Schlapschy3, Arne Skerra3 &

D Fotiadis - Scientific Reports, 2022 - academia.edu
Cryo‑EM structure determination of relatively small and flexible membrane proteins at high
resolution is challenging. Increasing the size and structural features by binding of high …