A hemoprotein with a zinc-mirror heme site ties heme availability to carbon metabolism in cyanobacteria

N Grosjean, EF Yee, D Kumaran, K Chopra… - Nature …, 2024 - nature.com
Heme has a critical role in the chemical framework of the cell as an essential protein cofactor
and signaling molecule that controls diverse processes and molecular interactions. Using a …

Conformational modulation and polymerization-induced folding of proteomimetic peptide brush polymers

J Oktawiec, OM Ebrahim, Y Chen, K Su, C Sharpe… - Chemical …, 2024 - pubs.rsc.org
Peptide-brush polymers generated by graft-through living polymerization of peptide-
modified monomers exhibit high proteolytic stability, therapeutic efficacy, and potential as …

Mechanisms of Allosteric Inhibition of Insulin-Regulated Aminopeptidase

A Mpakali, I Barla, L Lu, KM Ramesh… - Journal of Molecular …, 2024 - Elsevier
Abstract Inhibition of Insulin-Regulated Aminopeptidase is being actively explored for the
treatment of several human diseases and several classes of inhibitors have been developed …

SPACA6 ectodomain structure reveals a conserved superfamily of gamete fusion-associated proteins

TDR Vance, P Yip, E Jiménez, S Li, D Gawol… - Communications …, 2022 - nature.com
SPACA6 is a sperm-expressed surface protein that is critical for gamete fusion during
mammalian sexual reproduction. Despite this fundamental role, little is known about how …

An engineered lactate oxidase based electrochemical sensor for continuous detection of biomarker lactic acid in human sweat and serum

Q He, C Wang, R Jain, J Byrnes, ER Farquhar, E Reed… - Heliyon, 2024 - cell.com
Lactate levels in humans reveal intensity and duration of exertion and provide a critical
readout for the severity of life-threatening illnesses such as pediatric sepsis. Using the …

Glycopolymers Prepared by Alternating Ring-Opening Metathesis Polymerization Provide Access to Distinct, Multivalent Structures for the Probing of Biological Activity

LC Mendez, FO Boadi, M Kennedy… - ACS Bio & Med …, 2024 - ACS Publications
A myriad of biological processes are facilitated by ligand–receptor interactions. The low
affinities of these interactions are typically enhanced by multivalent engagements to promote …

Triblock Glycopolymers with Two 10-mer Blocks of Activating Sugars Enhance the Activation of Acrosomal Exocytosis in Mouse Sperm

LC Mendez, M Kennedy, SR Bhatia… - ACS Bio & Med Chem …, 2024 - ACS Publications
Carbohydrate recognition is imperative for the induction of sperm acrosomal exocytosis
(AE), an essential phenomenon in mammalian fertilization. In mouse sperm, polynorbornene …

A bipartite bacterial virulence factor targets the complement system and neutrophil activation

K Kurniyati, ND Clark, H Wang, Y Deng, CW Sze… - The EMBO …, 2025 - embopress.org
The complement system and neutrophils constitute the two main pillars of the host innate
immune defense against infection by bacterial pathogens. Here, we identify T-Mac, a novel …

Small-Angle X-ray Scattering (SAXS) Combined with SAXS-Driven Molecular Dynamics for Structural Analysis of Multistranded RNA Assemblies

LA Rolband, K Chopra, L Danai… - … applied materials & …, 2024 - ACS Publications
Nucleic acids (RNA and DNA) play crucial roles in all living organisms and find wide utility in
clinical settings. The convergence of rationally designed nucleic acid multistranded …

Visualizing and accessing correlated SAXS data sets with Similarity Maps and Simple Scattering web resources

DT Murray, DS Shin, S Classen, CA Brosey… - Methods in …, 2023 - Elsevier
Constructing a comprehensive understanding of macromolecular behavior from a set of
correlated small angle scattering (SAS) data is aided by tools that analyze all scattering …