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in vitro PHARMACOLOGY 2011 CATALOG - Cerep

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126 <strong>in</strong> <strong>vitro</strong> pharmacology <strong>2011</strong> catalog<br />

❚ prote<strong>in</strong>-SERINE/THREONINE k<strong>in</strong>ases [CMGC]<br />

CLK2<br />

Source<br />

human recomb<strong>in</strong>ant (<strong>in</strong>sect cells)<br />

Substrate<br />

ATP + biot<strong>in</strong>yl-βAβAβAAGAGKRREILSRRPS<br />

YRK (10 nM)<br />

Measured product phospho-biot<strong>in</strong>yl-βAβAβAAGAGKRREILSRR<br />

Ref. 2019<br />

PSYRK<br />

Detection method HTRF<br />

Q 3 weeks<br />

Reference<br />

Ro-318220 (IC<br />

Included <strong>in</strong>:<br />

50 : 75 nM)<br />

Comprehensive k<strong>in</strong>ase profile Nayler, O. et al. (1998) J. Biol. Chem., 273: 34341-34348.<br />

enzyme activity (% of control)<br />

100<br />

50<br />

0<br />

Ro-318220<br />

staurospor<strong>in</strong>e<br />

K252a<br />

H-89<br />

-10 -9 -8 -7 -6 -5 -4 -3<br />

log [drug] (M)<br />

DYRK1a<br />

Ref. 2781<br />

Q 3 weeks<br />

Included <strong>in</strong>:<br />

Organ safety profile<br />

Comprehensive k<strong>in</strong>ase profile<br />

Source<br />

human recomb<strong>in</strong>ant<br />

Substrate<br />

ATP + Ulight-CFFKNIVTPRTPPPSQGK-amide<br />

(100 nM)<br />

Measured product phospho-Ulight-CFFKNIVTPRTPPPSQGKamide<br />

Detection method LANCE<br />

Reference<br />

staurospor<strong>in</strong>e (IC 50 : 16 nM)<br />

Himpel, S. et al. (2000) J. Biol. Chem., 275: 2431-2438.<br />

<br />

<br />

-12 -11 -10 -9 -8 -7 -6 -5 -4<br />

<br />

-10 -9 -8 -7 -6<br />

-10 -7 -9 -8 -6 -5 -4<br />

<br />

<br />

-11 -10 -6 -5<br />

-12 -9 -8 -7<br />

<br />

<br />

<br />

<br />

<br />

DYRK2<br />

Ref. 2788<br />

Q 3 weeks<br />

Included <strong>in</strong>:<br />

Comprehensive k<strong>in</strong>ase profile<br />

Source<br />

human recomb<strong>in</strong>ant<br />

Substrate<br />

ATP + Ulight-CFFKNIVTPRTPPPSQGK-amide<br />

(100 nM)<br />

Measured product phospho-Ulight-CFFKNIVTPRTPPPSQGKamide<br />

Detection method LANCE<br />

Reference<br />

staurospor<strong>in</strong>e (IC 50 : 1100 nM)<br />

Taira, N. et al. (2007) Mol. Cell., 25: 725-738.<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

DYRK3<br />

Ref. 1963<br />

Q 3 weeks<br />

Source<br />

human recomb<strong>in</strong>ant (<strong>in</strong>sect cells)<br />

Substrate<br />

ATP + biot<strong>in</strong>yl-MBP<br />

(40 nM)<br />

Measured product phospho-biot<strong>in</strong>yl-MBP<br />

Detection method HTRF<br />

Reference<br />

staurospor<strong>in</strong>e (IC 50 : 37 nM)<br />

Li, K. et al. (2002) J. Biol. Chem., 277: 47052-47060.<br />

enzyme activity (% of control)<br />

<br />

100<br />

<br />

<br />

<br />

50<br />

<br />

staurospor<strong>in</strong>e<br />

<br />

Ro-318220<br />

K252a<br />

0<br />

H-89<br />

-8 -7 -6 -4<br />

-9 -5<br />

<br />

<br />

log [drug] (M)<br />

<br />

DYRK4<br />

Ref. 1962<br />

Q 3 weeks<br />

Included <strong>in</strong>:<br />

Comprehensive k<strong>in</strong>ase profile<br />

Source<br />

human recomb<strong>in</strong>ant (<strong>in</strong>sect cells)<br />

Substrate<br />

ATP + biot<strong>in</strong>yl-MBP<br />

(80 nM)<br />

Measured product phospho-biot<strong>in</strong>yl-MBP<br />

Detection method HTRF<br />

Reference<br />

hymenialdis<strong>in</strong>e (IC 50 : 149 nM)<br />

Li, K. et al. (2002) J. Biol. Chem., 277: 47052-47060.<br />

enzyme activity (% of control)<br />

-10 -9 -8 -7 -6 -5 -4<br />

100<br />

-9 -8 -7 -6 -5 -4<br />

50<br />

0<br />

-10 -9 -5 -8 -7 -6 -4<br />

log [drug] (M)<br />

hymenialdis<strong>in</strong>e<br />

staurospor<strong>in</strong>e<br />

Bis 10<br />

EGCG<br />

❚ Assays converted from HTRF ® to LANCEUltra ® technology<br />

A majority of our k<strong>in</strong>ase assays have been converted from HTRF ® to LANCEUltra ® technology. Both technologies are TR-FRET with the<br />

difference <strong>in</strong> europium labell<strong>in</strong>g: europium cryptate for HTRF ® and europium chelate for LANCEUltra ® .<br />

Assays are converted follow<strong>in</strong>g a standard procedure consist<strong>in</strong>g of time course experiment, Km determ<strong>in</strong>ation and pharmacology<br />

characterization of the enzyme by <strong>in</strong>hibit<strong>in</strong>g its activity with known <strong>in</strong>hibitors. IC 50 values obta<strong>in</strong>ed for known <strong>in</strong>hibitors are compared<br />

to literature and to those obta<strong>in</strong>ed us<strong>in</strong>g HTRF ® technology. If all values are <strong>in</strong> agreement with the previous ones, LANCE ® technology is<br />

validated for the k<strong>in</strong>ase of <strong>in</strong>terest.<br />

This conversion allows us to standardize and automate our k<strong>in</strong>ase assays provid<strong>in</strong>g shorter turnaround times for both profil<strong>in</strong>g and screen<strong>in</strong>g<br />

experiments.

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