Results 91 to 100 of about 739,758 (297)

Thermodynamic studies of Ca²⺠binding to human cardiac troponin C [PDF]

open access: yes, 2012
Human Cardiac Troponin C (HcTnC) is an EF hand protein responsible for initiating contraction of the myocardium (heart muscle). The helix-loop-helix motif characteristic of members of the EF-hand family allows HcTnC to act as a Ca²⺠sensor and relays ...
Skowronsky, Rachel Ann   +1 more
core  

Identification and quantification of calcium-binding proteins in squid axoplasm [PDF]

open access: yes, 1988
The identities and quantities of calcium-binding proteins were determined in axoplasm isolated from the squid giant axon. 45Ca-binding assays on nitrocellulose filters containing axoplasm proteins separated by SDS-polyacrylamide electrophoresis revealed ...
HC Pant, H Gainer, CB Klee, MH Krinks
core   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Ligand binding and homology modelling of insect odorant-binding proteins [PDF]

open access: yes, 2014
This review describes the main characteristics of odorant-binding proteins (OBPs) for homology modelling and presents a summary of structure prediction studies on insect OBPs, along with the steps involved and some limitations and improvements.
Mutis, A.   +3 more
core   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

The functions of y-box binding proteins in caenorhabditis elegans [PDF]

open access: yes, 2015
Members of the highly conserved family of Y-box binding proteins (YBPs) have a broad spectrum of functions in both transcriptional and post-transcriptional regulation of gene expression.
Arnold, Andreas
core   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Structural and functional studies of intrinsically disordered fibronectin-binding proteins [PDF]

open access: yes, 2009
Bacterial fibronectin-binding proteins (FnBPs) mediate adhesion of bacteria to host tissues through binding to the human protein fibronectin (Fn). FnBPs are predicted to contain a series of intrinsically disordered Fn-binding repeats (FnBRs), which ...
Norris, Nicole Catherine
core  

Mbd1 is recruited to both methylated and nonmethylated CpGs via distinct DNA binding domains [PDF]

open access: yes, 2004
MBD1 is a vertebrate methyl-CpG binding domain protein (MBD) that can bring about repression of methylated promoter DNA sequences. Like other MBD proteins, MBD1 localizes to nuclear foci that in mice are rich in methyl-CpG.
Bird, Adrian P; id_orcid   +2 more
core   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

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