Why Are 'Natively Unfolded' Proteins Unstructured Under Physiologic Conditions

Notes on 2000 Proteins paper introducing the concept of ’natively unfolded’ proteins and how charge and hydrophobicity dictate their intrinsic disorder under physiological conditions.

Why Are 'Natively Unfolded' Proteins Unstructured Under Physiologic Conditions

Notes on 2000 Proteins paper introducing the concept of ’natively unfolded’ proteins and how charge and hydrophobicity dictate their intrinsic disorder under physiological conditions.

Pinning Down Proline-Directed Phosphorylation Signaling

Notes on a 2002 Trends in Cell Biology review introducing phosphorylation-specific prolyl isomerization as a novel signaling mechanism. Pin1-mediated cis-trans switching of pSer/Thr-Pro motifs acts as a conformational timer for cellular signaling, impacting activity, interactions, and localization of key regulatory proteins.

Pinning Down Proline-Directed Phosphorylation Signaling

Notes on a 2002 Trends in Cell Biology review introducing phosphorylation-specific prolyl isomerization as a novel signaling mechanism. Pin1-mediated cis-trans switching of pSer/Thr-Pro motifs acts as a conformational timer for cellular signaling, impacting activity, interactions, and localization of key regulatory proteins.

Identification of a Major Determinant for Serine-Threonine Kinase Phosphoacceptor Specificity

Notes on 2014 Cell paper that identifies the ‘DFG+1’ residue as a key determinant of Ser/Thr kinase phosphoacceptor specificity, with structural and biochemical validation.

Identification of a Major Determinant for Serine-Threonine Kinase Phosphoacceptor Specificity

Notes on 2014 Cell paper that identifies the ‘DFG+1’ residue as a key determinant of Ser/Thr kinase phosphoacceptor specificity, with structural and biochemical validation.

Sequence Determinants of the Conformational Properties of an Intrinsically Disordered Protein Prior to and Upon Multisite Phosphorylation

A groundbreaking exploration of how sequence patterning, especially proline and charge distributions, governs the conformational behavior of intrinsically disordered regions (IDRs) even under multisite phosphorylation, with compensatory conformational changes maintaining overall dimensions.

Sequence Determinants of the Conformational Properties of an Intrinsically Disordered Protein Prior to and Upon Multisite Phosphorylation

A groundbreaking exploration of how sequence patterning, especially proline and charge distributions, governs the conformational behavior of intrinsically disordered regions (IDRs) even under multisite phosphorylation, with compensatory conformational changes maintaining overall dimensions.

Transient Non-native Hydrogen Bonds Promote Activation of a Signaling Protein

A groundbreaking study connecting protein folding energy landscapes to functional conformational changes in signaling proteins, showing how transient, non-native hydrogen bonds lower transition barriers and facilitate activation without unfolding.

Transient Non-native Hydrogen Bonds Promote Activation of a Signaling Protein

A groundbreaking study connecting protein folding energy landscapes to functional conformational changes in signaling proteins, showing how transient, non-native hydrogen bonds lower transition barriers and facilitate activation without unfolding.

An Inherent Difference Between Serine and Threonine Phosphorylation: Phosphothreonine Strongly Prefers a Highly Ordered, Compact, Cyclic Conformation

Notes on 2023 ACS paper exploring structural differences between serine and threonine phosphorylation, focusing on phosphothreonine’s preference for ordered conformations.

An Inherent Difference Between Serine and Threonine Phosphorylation: Phosphothreonine Strongly Prefers a Highly Ordered, Compact, Cyclic Conformation

Notes on 2023 ACS paper exploring structural differences between serine and threonine phosphorylation, focusing on phosphothreonine’s preference for ordered conformations.

Identification of the Autophosphorylation Sites in Rhodopsin Kinase

A detailed analysis of Rhodopsin Kinase (RK) autophosphorylation sites and their functional implications, highlighting purification strategies and structural analysis using proteolysis and mass spectrometry.

Identification of the Autophosphorylation Sites in Rhodopsin Kinase

A detailed analysis of Rhodopsin Kinase (RK) autophosphorylation sites and their functional implications, highlighting purification strategies and structural analysis using proteolysis and mass spectrometry.

Molecular Mechanism Underlying Ca²⁺/Calmodulin Dependent Protein Kinase Kinase (CaMKK) Signal Transduction

An in-depth review of CaMKK signaling, including structural, regulatory, and functional insights into its activation, downstream effects, and implications for disease.

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