User profiles for R Selvaratnam

Rajeevan Selvaratnam

Clinical Chemist, University Health Network; Assistant Professor, University of Toronto
Verified email at uhn.ca
Cited by 1315

An integrative literature review of the implementation of micro-credentials in higher education: Implications for practice in Australasia

RM Selvaratnam, MD Sankey - Journal of Teaching and …, 2021 - search.informit.org
… Further, the practical rationale for this paper is to build on the work of Selvaratnam and
Sankey (2019). Their findings for the Australasian Council for Open, Distance and eLearning (…

Measuring magnesium–Physiological, clinical and analytical perspectives

A Dent, R Selvaratnam - Clinical Biochemistry, 2022 - Elsevier
… Author links open overlay panel Anglin Dent a , Rajeevan Selvaratnam a b … U r i n a r y M
a g n e s i u m × [ P l a s m a C r e a t i n i n e ] 0.7 × P l a s m a M a g n e s i u m × U r i n a r y C r

Mapping allostery through the covariance analysis of NMR chemical shifts

R Selvaratnam, S Chowdhury… - Proceedings of the …, 2011 - National Acad Sciences
… highest absolute value of the correlation coefficient within R. A second intracluster link is then
… 3B shows the dendrogram for the largest cluster found in R with a cutoff of |r ij |≥0.98 (SI …

Signaling through dynamic linkers as revealed by PKA

M Akimoto, R Selvaratnam… - Proceedings of the …, 2013 - National Acad Sciences
… H populations of apo R A , we compared the HN correlation spectra of apo R A to those
of the same construct bound to either C or cAMP, which approximate the H and B states, …

[PDF][PDF] The projection analysis of NMR chemical shifts reveals extended EPAC autoinhibition determinants

R Selvaratnam, B VanSchouwen, F Fogolari… - Biophysical journal, 2012 - cell.com
EPAC is a cAMP-dependent guanine nucleotide exchange factor that serves as a prototypical
molecular switch for the regulation of essential cellular processes. Although EPAC …

[HTML][HTML] A mechanism for the auto-inhibition of hyperpolarization-activated cyclic nucleotide-gated (HCN) channel opening and its relief by cAMP

M Akimoto, Z Zhang, S Boulton, R Selvaratnam… - Journal of Biological …, 2014 - ASBMB
Hyperpolarization-activated cyclic nucleotide-gated (HCN) ion channels control neuronal
and cardiac electrical rhythmicity. There are four homologous isoforms (HCN1–4) sharing a …

Noradrenergic modulation of hypoglossal motoneuron excitability: developmental and putative state-dependent mechanisms.

GD Funk, JD Zwicker, R Selvaratnam… - Archives italiennes de …, 2011 - europepmc.org
Hypoglossal (XII) motoneurons (MNs) contribute to diverse behaviors. Their innervation of
the genioglossus muscle, a tongue protruder, plays a critical role in maintaining upper airway …

[HTML][HTML] The auto-inhibitory role of the EPAC hinge helix as mapped by NMR

R Selvaratnam, MT Mazhab-Jafari, R Das, G Melacini - PloS one, 2012 - journals.plos.org
The cyclic-AMP binding domain (CBD) is the central regulatory unit of exchange proteins
activated by cAMP (EPAC). The CBD maintains EPAC in a state of auto-inhibition in the …

[HTML][HTML] Dynamically driven ligand selectivity in cyclic nucleotide binding domains

…, MT Mazhab-Jafari, S SilDas, R Selvaratnam… - Journal of Biological …, 2009 - ASBMB
… Specifically, in the PKA system cGMP is an agonist of cAMP, ie cGMP is able to activate
PKA once it binds the R subunit. However, the affinity of cGMP for the PKA R subunit is …

[HTML][HTML] A tool set to map allosteric networks through the NMR chemical shift covariance analysis

S Boulton, M Akimoto, R Selvaratnam, A Bashiri… - Scientific reports, 2014 - nature.com
… In this case, the comparative structural analysis of R bound to either the kinase subunit (C)
or to cAMP is effective in revealing the cAMP-dependent allosteric networks within the …