N-terminal Domain of CDPK1 Determines Substrate Specificity: A Key to Rewiring Kinase Signaling

Note on the discovery that the variable N-terminal domain of CDPK1 controls substrate specificity—offering a new mechanism to engineer signaling specificity in plants.

Comparative Modeling Studies of the Calmodulin-like Domain of CDPK from Soybean

A 2000 PROTEINS paper exploring the structural modeling of the calmodulin-like domain (CLD) of soybean CDPK-α, revealing unique domain features and potential intramolecular regulatory mechanisms based on homology modeling and experimental validation.

Comparative Modeling Studies of the Calmodulin-like Domain of CDPK from Soybean

A 2000 PROTEINS paper exploring the structural modeling of the calmodulin-like domain (CLD) of soybean CDPK-α, revealing unique domain features and potential intramolecular regulatory mechanisms based on homology modeling and experimental validation.

Discovery of Calcium-Dependent Protein Kinase (CDPK) as a Calmodulin-like Kinase Family

A 1991 Science paper reporting the discovery of a soybean CDPK as a novel class of calcium-dependent kinases, providing structural and evolutionary insights that shaped the understanding of CDPKs as CaM-like autonomous calcium sensors.

Discovery of Calcium-Dependent Protein Kinase (CDPK) as a Calmodulin-like Kinase Family

A 1991 Science paper reporting the discovery of a soybean CDPK as a novel class of calcium-dependent kinases, providing structural and evolutionary insights that shaped the understanding of CDPKs as CaM-like autonomous calcium sensors.

Real-Time Imaging of CDPK Conformational Changes Reveals Calcium-Decoding Mechanisms in Planta

Notes on a 2023 The Plant Cell study that introduces a genetically encoded FRET-based biosensor to monitor real-time conformational changes of CDPKs (CPKs) in response to calcium signals in vivo, highlighting distinct calcium sensitivities of CPK21 and CPK23 in stress responses.

Real-Time Imaging of CDPK Conformational Changes Reveals Calcium-Decoding Mechanisms in Planta

Notes on a 2023 The Plant Cell study that introduces a genetically encoded FRET-based biosensor to monitor real-time conformational changes of CDPKs (CPKs) in response to calcium signals in vivo, highlighting distinct calcium sensitivities of CPK21 and CPK23 in stress responses.

Structure of the Regulatory Apparatus of a Calcium-Dependent Protein Kinase (CDPK): A Novel Mode of Calmodulin-Target Recognition

A 2006 JMB study presenting the crystal structure of Arabidopsis CDPK’s regulatory domain, revealing a domain-swapped dimer and an unexpected mechanism of calmodulin-like domain (CaM-LD) recognition, challenging classical calmodulin-target models.

Structure of the Regulatory Apparatus of a Calcium-Dependent Protein Kinase (CDPK): A Novel Mode of Calmodulin-Target Recognition

A 2006 JMB study presenting the crystal structure of Arabidopsis CDPK’s regulatory domain, revealing a domain-swapped dimer and an unexpected mechanism of calmodulin-like domain (CaM-LD) recognition, challenging classical calmodulin-target models.

Dual Role of Calmodulin in CaMKII Autophosphorylation: Decoding Calcium Frequency

Note on the seminal 1994 paper unveiling calmodulin’s dual role in CaMKII autophosphorylation and proposing a model for calcium frequency decoding in neurons. Includes reflections on CDPK parallels and a comparative framework for calcium signaling kinases.

Dual Role of Calmodulin in CaMKII Autophosphorylation: Decoding Calcium Frequency

Note on the seminal 1994 paper unveiling calmodulin’s dual role in CaMKII autophosphorylation and proposing a model for calcium frequency decoding in neurons. Includes reflections on CDPK parallels and a comparative framework for calcium signaling kinases.

Evidence for Differing Roles for Each Lobe of the Calmodulin-like Domain in a Calcium-dependent Protein Kinase

Notes on a 2004 JBC paper exploring differential roles of N- and C-lobes in the CaM-like domain (CaM-LD) of CDPK, uncovering distinct Ca2+ affinities and their role in regulating kinase activation through interactions with the junction domain.

Evidence for Differing Roles for Each Lobe of the Calmodulin-like Domain in a Calcium-dependent Protein Kinase

Notes on a 2004 JBC paper exploring differential roles of N- and C-lobes in the CaM-like domain (CaM-LD) of CDPK, uncovering distinct Ca2+ affinities and their role in regulating kinase activation through interactions with the junction domain.

Unexpected Structure of the Ca2+-Regulatory Region from Soybean Calcium-dependent Protein Kinase-Alpha

Notes on a 2004 JBC paper uncovering the high-resolution structure of the Ca2+-regulatory domain of soybean CDPK-alpha, revealing novel lobe interactions and a pivot-based mechanism, distinct from calmodulin-based models.

Unexpected Structure of the Ca2+-Regulatory Region from Soybean Calcium-dependent Protein Kinase-Alpha

Notes on a 2004 JBC paper uncovering the high-resolution structure of the Ca2+-regulatory domain of soybean CDPK-alpha, revealing novel lobe interactions and a pivot-based mechanism, distinct from calmodulin-based models.

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